Islandia, NY Weather Forecast | 10 Days
Updated: Wed Sep 10th 2025 4:30 AM EDT
Wed, 9-10

68°F
64°F
64°F
Thu, 9-11

79°F
65°F
65°F
Fri, 9-12

71°F
64°F
64°F
Sat, 9-13

71°F
63°F
63°F
Sun, 9-14

75°F
66°F
66°F
Mon, 9-15

74°F
67°F
67°F
Tue, 9-16

72°F
67°F
67°F
Wed, 9-17

71°F
66°F
66°F
Thu, 9-18

72°F
63°F
63°F
Fri, 9-19

80°F
67°F
67°F
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Patchy Rain Nearby
Wed 9-10
Scattered Showers with a high of 68°F and a low of 64°F. Rainfall expected in the surrounding area to have a 67% chance with an estimated 0.04in. Wind will be moderate, blowing around 19mph on average and gusts of 24.2mph at 8 AM. High humidity with average of 89% is anticipated, the maximum being 96% at 5 AM and 82% being its lowest at 11 PM. Barometric pressure is its highest of 30.18inHg at 5 AM, a lowest point of 30.03inHg at 11 PM with an avg 30.11inHg.
- HI: 68°F
- LO: 64°F
- Rain: 67% | est. 0.04in
- Snow: 0%
- Wind
18.3 mph - Humidity
89% avg. - UV Index
0.4 - Air QualityGood
- Sunrise
06:27 AM - Sunset
07:08 PM - Moonrise
08:30 PM - Moonset
09:50 AM - Moon Phase
Waning Gibbous - Hourly
5 AM 
Light Rain
64°F 17.2 mph NE
wind
100%
Rain est. 0.04in
Rain est. 0.04in
0%
snow
snow
wind
30.18 inHg
pressure
pressure
6 AM 
Overcast 
65°F 17.2 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
7 AM 
Overcast 
65°F 17.4 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.17 inHg
pressure
pressure
8 AM 
Overcast 
66°F 18.1 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.16 inHg
pressure
pressure
9 AM 
Overcast 
66°F 18.3 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.15 inHg
pressure
pressure
10 AM 
Overcast 
67°F 18.1 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.16 inHg
pressure
pressure
11 AM 
Overcast 
67°F 18.1 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.15 inHg
pressure
pressure
12 PM 
Overcast 
67°F 18.1 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.13 inHg
pressure
pressure
1 PM 
Overcast 
67°F 17.2 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.11 inHg
pressure
pressure
2 PM 
Overcast 
68°F 15.4 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.1 inHg
pressure
pressure
3 PM 
Overcast 
68°F 15.4 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.09 inHg
pressure
pressure
4 PM 
Overcast 
68°F 14.3 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.08 inHg
pressure
pressure
5 PM 
Overcast 
68°F 13.9 mph N
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
6 PM 
Overcast 
68°F 14.1 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
7 PM 
Overcast 
68°F 13.4 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.05 inHg
pressure
pressure
8 PM 
Overcast 
67°F 13 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.04 inHg
pressure
pressure
9 PM 
Overcast 
67°F 14.1 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.04 inHg
pressure
pressure
10 PM 
Overcast 
67°F 13 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.04 inHg
pressure
pressure
11 PM 
Cloudy 
66°F 12.8 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.03 inHg
pressure
pressure

Partly Cloudy
Thu 9-11
Partly Cloudy with a high of 79°F and a low of 65°F. Wind will be moderate, blowing around 13mph on average and gusts of 18.7mph at 4 AM. The humidity will be on the higher side, averaging about 65%, the maximum being 82% at 12 AM and 50% being its lowest at 4 PM. Barometric pressure is its highest of 30.12inHg at 11 PM, a lowest point of 30inHg at 1 AM with an avg 30.06inHg.
- HI: 79°F
- LO: 65°F
- Rain: 0%
- Snow: 0%
- Wind
13 mph - Humidity
65% avg. - UV Index
1.6 - Air QualityGood
- Sunrise
06:28 AM - Sunset
07:06 PM - Moonrise
09:02 PM - Moonset
11:09 AM - Moon Phase
Waning Gibbous - Hourly
12 AM 
Cloudy 
66°F 12.5 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
1 AM 
Partly Cloudy 
66°F 13 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30 inHg
pressure
pressure
2 AM 
Partly Cloudy 
65°F 12.8 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
3 AM 
Partly Cloudy 
65°F 12.5 mph N
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
4 AM 
Partly Cloudy 
65°F 12.8 mph N
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
5 AM 
Partly Cloudy 
65°F 12.3 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
6 AM 
Partly Cloudy 
65°F 11.6 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.04 inHg
pressure
pressure
7 AM 
Partly Cloudy 
66°F 10.3 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.05 inHg
pressure
pressure
8 AM 
Partly Cloudy 
67°F 10.1 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
9 AM 
Partly Cloudy 
68°F 9.2 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
10 AM 
Partly Cloudy 
68°F 8.3 mph N
wind
0%
rain
rain
0%
snow
snow
wind
30.08 inHg
pressure
pressure
11 AM 
Partly Cloudy 
71°F 7.2 mph N
wind
0%
rain
rain
0%
snow
snow
wind
30.08 inHg
pressure
pressure
12 PM 
Partly Cloudy 
74°F 5.6 mph N
wind
0%
rain
rain
0%
snow
snow
wind
30.08 inHg
pressure
pressure
1 PM 
Partly Cloudy 
76°F 3.8 mph NNW
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
2 PM 
Sunny
77°F 2.9 mph WNW
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
3 PM 
Sunny
77°F 3.4 mph W
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
4 PM 
Sunny
76°F 4 mph W
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
5 PM 
Sunny
75°F 3.8 mph W
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
6 PM 
Sunny
73°F 4.7 mph W
wind
0%
rain
rain
0%
snow
snow
wind
30.08 inHg
pressure
pressure
7 PM 
Sunny
72°F 7.4 mph W
wind
0%
rain
rain
0%
snow
snow
wind
30.09 inHg
pressure
pressure
8 PM 
Clear 
70°F 8.3 mph W
wind
0%
rain
rain
0%
snow
snow
wind
30.09 inHg
pressure
pressure
9 PM 
Clear 
69°F 5.8 mph W
wind
0%
rain
rain
0%
snow
snow
wind
30.1 inHg
pressure
pressure
10 PM 
Clear 
68°F 0.9 mph NW
wind
0%
rain
rain
0%
snow
snow
wind
30.11 inHg
pressure
pressure
11 PM 
Partly Cloudy 
68°F 0.9 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.12 inHg
pressure
pressure

Partly Cloudy
Fri 9-12
Partly Cloudy with a high of 71°F and a low of 64°F. Wind will be moderate, blowing around 14mph on average and gusts of 18.1mph at 6 AM. The humidity will be on the higher side, averaging about 70%, the maximum being 76% at 2 AM and 65% being its lowest at 2 PM. Barometric pressure is its highest of 30.23inHg at 2 PM, a lowest point of 30.12inHg at 1 AM with an avg 30.19inHg.
- HI: 71°F
- LO: 64°F
- Rain: 0%
- Snow: 0%
- Wind
13.4 mph - Humidity
70% avg. - UV Index
1.5 - Air QualityModerate
- Sunrise
06:29 AM - Sunset
07:05 PM - Moonrise
09:42 PM - Moonset
12:28 PM - Moon Phase
Waning Gibbous - Hourly
12 AM 
Cloudy 
67°F 0.7 mph SE
wind
0%
rain
rain
0%
snow
snow
wind
30.12 inHg
pressure
pressure
1 AM 
Cloudy 
67°F 2 mph NNW
wind
0%
rain
rain
0%
snow
snow
wind
30.12 inHg
pressure
pressure
2 AM 
Overcast 
67°F 5.1 mph N
wind
0%
rain
rain
0%
snow
snow
wind
30.12 inHg
pressure
pressure
3 AM 
Overcast 
66°F 8.1 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.13 inHg
pressure
pressure
4 AM 
Overcast 
66°F 10.7 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.14 inHg
pressure
pressure
5 AM 
Clear 
66°F 11.9 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.14 inHg
pressure
pressure
6 AM 
Clear 
66°F 12.5 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.17 inHg
pressure
pressure
7 AM 
Sunny
66°F 12.3 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
8 AM 
Sunny
67°F 12.3 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.19 inHg
pressure
pressure
9 AM 
Partly Cloudy 
68°F 13.4 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.21 inHg
pressure
pressure
10 AM 
Partly Cloudy 
69°F 13.2 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.22 inHg
pressure
pressure
11 AM 
Partly Cloudy 
70°F 11.6 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.23 inHg
pressure
pressure
12 PM 
Partly Cloudy 
70°F 10.1 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.23 inHg
pressure
pressure
1 PM 
Partly Cloudy 
70°F 8.9 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.23 inHg
pressure
pressure
2 PM 
Partly Cloudy 
70°F 8.1 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.23 inHg
pressure
pressure
3 PM 
Partly Cloudy 
70°F 7.4 mph ESE
wind
0%
rain
rain
0%
snow
snow
wind
30.21 inHg
pressure
pressure
4 PM 
Partly Cloudy 
70°F 6.9 mph SE
wind
0%
rain
rain
0%
snow
snow
wind
30.2 inHg
pressure
pressure
5 PM 
Sunny
68°F 7.2 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.19 inHg
pressure
pressure
6 PM 
Sunny
67°F 9.2 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.2 inHg
pressure
pressure
7 PM 
Sunny
66°F 9.8 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.21 inHg
pressure
pressure
8 PM 
Partly Cloudy 
65°F 10.1 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.21 inHg
pressure
pressure
9 PM 
Partly Cloudy 
65°F 10.3 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.22 inHg
pressure
pressure
10 PM 
Partly Cloudy 
66°F 8.7 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.22 inHg
pressure
pressure
11 PM 
Clear 
65°F 8.9 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.12 inHg
pressure
pressure

Patchy Rain Nearby
Sat 9-13
Scattered Showers with a high of 71°F and a low of 63°F. It will likey rain in the surrounding area, having a 85% chance of a downpour with an estimated 0.01in. Wind will be moderate, blowing around 15mph on average and gusts of 20.3mph at 6 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 80% at 5 AM and 65% being its lowest at 12 PM. Barometric pressure is its highest of 30.22inHg at 12 AM, a lowest point of 30.07inHg at 5 PM with an avg 30.14inHg.
- HI: 71°F
- LO: 63°F
- Rain: 85% | est. 0.01in
- Snow: 0%
- Wind
15 mph - Humidity
72% avg. - UV Index
1.3 - Air QualityGood
- Sunrise
06:30 AM - Sunset
07:03 PM - Moonrise
10:30 PM - Moonset
01:44 PM - Moon Phase
Waning Gibbous - Hourly
12 AM 
Overcast 
65°F 9.2 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.22 inHg
pressure
pressure
1 AM 
Overcast 
64°F 8.1 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.21 inHg
pressure
pressure
2 AM 
Cloudy 
64°F 7.4 mph S
wind
0%
rain
rain
0%
snow
snow
wind
30.21 inHg
pressure
pressure
3 AM 
Clear 
63°F 6 mph S
wind
0%
rain
rain
0%
snow
snow
wind
30.19 inHg
pressure
pressure
4 AM 
Clear 
63°F 5.1 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
5 AM 
Clear 
63°F 5.6 mph S
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
6 AM 
Clear 
63°F 5.4 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
7 AM 
Sunny
64°F 6 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
8 AM 
Sunny
65°F 6.3 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
9 AM 
Partly Cloudy 
67°F 6.9 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
10 AM 
Partly Cloudy 
68°F 6.9 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
11 AM 
Partly Cloudy 
69°F 6.3 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.17 inHg
pressure
pressure
12 PM 
Patchy Rain Nearby
70°F 5.8 mph SSW
wind
76%
rain
rain
0%
snow
snow
wind
30.15 inHg
pressure
pressure
1 PM 
Patchy Rain Nearby
71°F 6.7 mph S
wind
75%
rain
rain
0%
snow
snow
wind
30.14 inHg
pressure
pressure
2 PM 
Patchy Rain Nearby
71°F 8.7 mph SSW
wind
80%
rain
rain
0%
snow
snow
wind
30.12 inHg
pressure
pressure
3 PM 
Partly Cloudy 
71°F 10.7 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.09 inHg
pressure
pressure
4 PM 
Partly Cloudy 
70°F 13.2 mph S
wind
0%
rain
rain
0%
snow
snow
wind
30.08 inHg
pressure
pressure
5 PM 
Partly Cloudy 
69°F 15 mph S
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
6 PM 
Sunny
68°F 15 mph S
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
7 PM 
Sunny
67°F 13.4 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
8 PM 
Patchy Rain Nearby
67°F 11.9 mph SSW
wind
100%
rain
rain
0%
snow
snow
wind
30.08 inHg
pressure
pressure
9 PM 
Patchy Rain Nearby
67°F 10.1 mph SSW
wind
100%
rain
rain
0%
snow
snow
wind
30.09 inHg
pressure
pressure
10 PM 
Patchy Rain Nearby
66°F 10.3 mph SSW
wind
100%
rain
rain
0%
snow
snow
wind
30.08 inHg
pressure
pressure
11 PM 
Overcast 
66°F 10.7 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.14 inHg
pressure
pressure

Patchy Rain Nearby
Sun 9-14
Scattered Showers with a high of 75°F and a low of 66°F. It will likey rain in the surrounding area, having a 88% chance of a downpour with an estimated 0.09in. Wind will be moderate, blowing around 13mph on average and gusts of 18.4mph at 4 AM. The humidity will be on the higher side, averaging about 79%, the maximum being 88% at 4 AM and 64% being its lowest at 5 PM. Barometric pressure is its highest of 30.09inHg at 11 PM, a lowest point of 30inHg at 5 PM with an avg 30.04inHg.
- HI: 75°F
- LO: 66°F
- Rain: 88% | est. 0.09in
- Snow: 0%
- Wind
12.1 mph - Humidity
79% avg. - UV Index
0.1 - Air QualityTBA
- Sunrise
06:31 AM - Sunset
07:01 PM - Moonrise
11:30 PM - Moonset
02:52 PM - Moon Phase
Last Quarter - Hourly
12 AM 
Patchy Rain Nearby
67°F 10.7 mph SSW
wind
76%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
1 AM 
Patchy Rain Nearby
67°F 11.4 mph SSW
wind
100%
Rain est. 0.01in
Rain est. 0.01in
0%
snow
snow
wind
30.06 inHg
pressure
pressure
2 AM 
Light Rain Shower
67°F 11.2 mph SSW
wind
100%
Rain est. 0.01in
Rain est. 0.01in
0%
snow
snow
wind
30.05 inHg
pressure
pressure
3 AM 
Patchy Rain Nearby
67°F 12.1 mph SSW
wind
62%
rain
rain
0%
snow
snow
wind
30.04 inHg
pressure
pressure
4 AM 
Light Rain Shower
67°F 11.4 mph SSW
wind
100%
Rain est. 0.03in
Rain est. 0.03in
0%
snow
snow
wind
30.03 inHg
pressure
pressure
5 AM 
Light Rain Shower
67°F 9.6 mph SW
wind
100%
Rain est. 0.01in
Rain est. 0.01in
0%
snow
snow
wind
30.02 inHg
pressure
pressure
6 AM 
Patchy Rain Nearby
67°F 7.8 mph W
wind
100%
Rain est. 0.01in
Rain est. 0.01in
0%
snow
snow
wind
30.02 inHg
pressure
pressure
7 AM 
Patchy Rain Nearby
67°F 7.8 mph W
wind
100%
Rain est. 0.01in
Rain est. 0.01in
0%
snow
snow
wind
30.03 inHg
pressure
pressure
8 AM 
Partly Cloudy 
68°F 6 mph W
wind
0%
rain
rain
0%
snow
snow
wind
30.04 inHg
pressure
pressure
9 AM 
Partly Cloudy 
69°F 6 mph WNW
wind
0%
rain
rain
0%
snow
snow
wind
30.05 inHg
pressure
pressure
10 AM 
Partly Cloudy 
70°F 6 mph WNW
wind
0%
rain
rain
0%
snow
snow
wind
30.05 inHg
pressure
pressure
11 AM 
Sunny
71°F 6.3 mph WNW
wind
0%
rain
rain
0%
snow
snow
wind
30.05 inHg
pressure
pressure
12 PM 
Sunny
72°F 5.4 mph WNW
wind
0%
rain
rain
0%
snow
snow
wind
30.04 inHg
pressure
pressure
1 PM 
Sunny
73°F 4.5 mph W
wind
0%
rain
rain
0%
snow
snow
wind
30.03 inHg
pressure
pressure
2 PM 
Sunny
73°F 3.1 mph WSW
wind
0%
rain
rain
0%
snow
snow
wind
30.02 inHg
pressure
pressure
3 PM 
Partly Cloudy 
74°F 4 mph WSW
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
4 PM 
Sunny
74°F 5.1 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
5 PM 
Partly Cloudy 
74°F 6 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30 inHg
pressure
pressure
6 PM 
Sunny
73°F 7.2 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.02 inHg
pressure
pressure
7 PM 
Partly Cloudy 
71°F 8.5 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.03 inHg
pressure
pressure
8 PM 
Clear 
70°F 9.6 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.04 inHg
pressure
pressure
9 PM 
Clear 
70°F 9.6 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
10 PM 
Clear 
69°F 9.4 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
11 PM 
Clear 
69°F 9.4 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
30.09 inHg
pressure
pressure

Sunny
Mon 9-15
Sunny with a high of 74°F and a low of 67°F. Winds will be light at 9mph and gusts of 16.3mph at 12 AM. The humidity will be on the higher side, averaging about 69%, the maximum being 81% at 1 AM and 58% being its lowest at 3 PM. Barometric pressure is its highest of 30.19inHg at 12 PM, a lowest point of 30.09inHg at 12 AM with an avg 30.15inHg.
- HI: 74°F
- LO: 67°F
- Rain: 0%
- Snow: 0%
- Wind
8.9 mph - Humidity
69% avg. - UV Index
6 - Air QualityTBA
- Sunrise
06:32 AM - Sunset
07:00 PM - Moonrise
No moonrise - Moonset
03:49 PM - Moon Phase
Waning Crescent - Hourly
12 AM 
Clear 
69°F 8.5 mph W
wind
0%
rain
rain
0%
snow
snow
wind
30.09 inHg
pressure
pressure
1 AM 
Clear 
69°F 7.8 mph WNW
wind
0%
rain
rain
0%
snow
snow
wind
30.1 inHg
pressure
pressure
2 AM 
Clear 
68°F 6.9 mph NW
wind
0%
rain
rain
0%
snow
snow
wind
30.11 inHg
pressure
pressure
3 AM 
Clear 
68°F 6.9 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
30.11 inHg
pressure
pressure
4 AM 
Clear 
67°F 7.2 mph ESE
wind
0%
rain
rain
0%
snow
snow
wind
30.11 inHg
pressure
pressure
5 AM 
Clear 
67°F 7.2 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.12 inHg
pressure
pressure
6 AM 
Clear 
67°F 7.4 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.13 inHg
pressure
pressure
7 AM 
Sunny
67°F 7.4 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.14 inHg
pressure
pressure
8 AM 
Sunny
68°F 7.6 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.16 inHg
pressure
pressure
9 AM 
Sunny
69°F 7.2 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.17 inHg
pressure
pressure
10 AM 
Sunny
70°F 6.9 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
11 AM 
Sunny
71°F 6.5 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.19 inHg
pressure
pressure
12 PM 
Sunny
71°F 6.5 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.19 inHg
pressure
pressure
1 PM 
Sunny
72°F 6.5 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
2 PM 
Sunny
73°F 6.5 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
3 PM 
Sunny
73°F 7.4 mph ESE
wind
0%
rain
rain
0%
snow
snow
wind
30.17 inHg
pressure
pressure
4 PM 
Sunny
73°F 8.1 mph SE
wind
0%
rain
rain
0%
snow
snow
wind
30.16 inHg
pressure
pressure
5 PM 
Sunny
73°F 8.9 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.16 inHg
pressure
pressure
6 PM 
Sunny
72°F 8.5 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.16 inHg
pressure
pressure
7 PM 
Clear 
70°F 8.1 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.17 inHg
pressure
pressure
8 PM 
Clear 
69°F 7.6 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.17 inHg
pressure
pressure
9 PM 
Clear 
69°F 6.9 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
10 PM 
Clear 
68°F 6.3 mph SE
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
11 PM 
Clear 
68°F 5.6 mph SE
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure

Sunny
Tue 9-16
Sunny with a high of 72°F and a low of 67°F. Winds will be light at 10mph and gusts of 14.8mph at 8 PM. The humidity will be on the higher side, averaging about 77%, the maximum being 85% at 9 PM and 71% being its lowest at 1 PM. Barometric pressure is its highest of 30.18inHg at 12 AM, a lowest point of 30.06inHg at 5 PM with an avg 30.12inHg.
- HI: 72°F
- LO: 67°F
- Rain: 0%
- Snow: 0%
- Wind
9.4 mph - Humidity
77% avg. - UV Index
6 - Air QualityTBA
- Sunrise
06:33 AM - Sunset
06:58 PM - Moonrise
12:37 AM - Moonset
04:34 PM - Moon Phase
Waning Crescent - Hourly
12 AM 
Clear 
68°F 4.7 mph SE
wind
0%
rain
rain
0%
snow
snow
wind
30.18 inHg
pressure
pressure
1 AM 
Clear 
68°F 4 mph ESE
wind
0%
rain
rain
0%
snow
snow
wind
30.17 inHg
pressure
pressure
2 AM 
Clear 
67°F 3.1 mph ESE
wind
0%
rain
rain
0%
snow
snow
wind
30.17 inHg
pressure
pressure
3 AM 
Clear 
67°F 3.4 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.16 inHg
pressure
pressure
4 AM 
Clear 
67°F 3.4 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.16 inHg
pressure
pressure
5 AM 
Clear 
67°F 3.6 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.15 inHg
pressure
pressure
6 AM 
Clear 
67°F 4 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.15 inHg
pressure
pressure
7 AM 
Sunny
68°F 4.3 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.15 inHg
pressure
pressure
8 AM 
Sunny
68°F 4.7 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.15 inHg
pressure
pressure
9 AM 
Sunny
69°F 4.7 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.15 inHg
pressure
pressure
10 AM 
Sunny
70°F 4.5 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.15 inHg
pressure
pressure
11 AM 
Sunny
70°F 4.5 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.15 inHg
pressure
pressure
12 PM 
Sunny
71°F 4.9 mph ESE
wind
0%
rain
rain
0%
snow
snow
wind
30.13 inHg
pressure
pressure
1 PM 
Sunny
71°F 5.1 mph ESE
wind
0%
rain
rain
0%
snow
snow
wind
30.11 inHg
pressure
pressure
2 PM 
Sunny
72°F 5.6 mph ESE
wind
0%
rain
rain
0%
snow
snow
wind
30.1 inHg
pressure
pressure
3 PM 
Partly Cloudy 
72°F 6.9 mph SE
wind
0%
rain
rain
0%
snow
snow
wind
30.09 inHg
pressure
pressure
4 PM 
Sunny
72°F 8.1 mph SE
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
5 PM 
Partly Cloudy 
71°F 9.4 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
6 PM 
Sunny
70°F 9.2 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
7 PM 
Partly Cloudy 
69°F 8.9 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
8 PM 
Clear 
68°F 8.7 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.08 inHg
pressure
pressure
9 PM 
Clear 
67°F 7.4 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.08 inHg
pressure
pressure
10 PM 
Clear 
67°F 6.3 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
11 PM 
Clear 
67°F 4.9 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure

Patchy Rain Nearby
Wed 9-17
Scattered Showers with a high of 71°F and a low of 66°F. Wind will be moderate, blowing around 15mph on average and gusts of 20.5mph at 11 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 83% at 1 AM and 62% being its lowest at 2 PM. Barometric pressure is its highest of 30.1inHg at 10 AM, a lowest point of 30.05inHg at 5 PM with an avg 30.07inHg.
- HI: 71°F
- LO: 66°F
- Rain: 0%
- Snow: 0%
- Wind
14.5 mph - Humidity
72% avg. - UV Index
4 - Air QualityTBA
- Sunrise
06:34 AM - Sunset
06:56 PM - Moonrise
01:49 AM - Moonset
05:10 PM - Moon Phase
Waning Crescent - Hourly
12 AM 
Partly Cloudy 
67°F 4.7 mph SE
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
1 AM 
Clear 
66°F 4.3 mph SE
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
2 AM 
Partly Cloudy 
66°F 4 mph ESE
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
3 AM 
Partly Cloudy 
66°F 4.7 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
4 AM 
Partly Cloudy 
66°F 5.6 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
5 AM 
Partly Cloudy 
66°F 6.3 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
6 AM 
Clear 
67°F 6.9 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
7 AM 
Partly Cloudy 
67°F 7.8 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.08 inHg
pressure
pressure
8 AM 
Sunny
67°F 8.5 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.09 inHg
pressure
pressure
9 AM 
Sunny
68°F 9.6 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.09 inHg
pressure
pressure
10 AM 
Sunny
69°F 11 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.1 inHg
pressure
pressure
11 AM 
Sunny
69°F 12.1 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.1 inHg
pressure
pressure
12 PM 
Patchy Rain Nearby
70°F 13 mph ENE
wind
24%
rain
rain
0%
snow
snow
wind
30.09 inHg
pressure
pressure
1 PM 
Sunny
70°F 13.6 mph ENE
wind
49%
rain
rain
0%
snow
snow
wind
30.08 inHg
pressure
pressure
2 PM 
Patchy Rain Nearby
70°F 14.5 mph E
wind
73%
rain
rain
0%
snow
snow
wind
30.07 inHg
pressure
pressure
3 PM 
Patchy Rain Nearby
70°F 13.6 mph E
wind
72%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
4 PM 
Patchy Rain Nearby
69°F 12.5 mph E
wind
71%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
5 PM 
Patchy Rain Nearby
69°F 11.6 mph E
wind
70%
rain
rain
0%
snow
snow
wind
30.05 inHg
pressure
pressure
6 PM 
Sunny
68°F 11.4 mph E
wind
47%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
7 PM 
Patchy Rain Nearby
68°F 11.4 mph E
wind
23%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
8 PM 
Clear 
67°F 11.2 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
9 PM 
Clear 
67°F 11.9 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
10 PM 
Clear 
66°F 12.8 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
11 PM 
Clear 
66°F 13.4 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.05 inHg
pressure
pressure

Sunny
Thu 9-18
Sunny with a high of 72°F and a low of 63°F. Wind will be moderate, blowing around 13mph on average and gusts of 19.9mph at 12 AM. The humidity will be on the higher side, averaging about 75%, the maximum being 87% at 9 PM and 66% being its lowest at 11 AM. Barometric pressure is its highest of 30.06inHg at 8 AM, a lowest point of 30inHg at 5 PM with an avg 30.03inHg.
- HI: 72°F
- LO: 63°F
- Rain: 0%
- Snow: 0%
- Wind
12.8 mph - Humidity
75% avg. - UV Index
5 - Air QualityTBA
- Sunrise
06:35 AM - Sunset
06:54 PM - Moonrise
03:01 AM - Moonset
05:38 PM - Moon Phase
Waning Crescent - Hourly
12 AM 
Partly Cloudy 
66°F 13.2 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.05 inHg
pressure
pressure
1 AM 
Clear 
65°F 13 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.04 inHg
pressure
pressure
2 AM 
Partly Cloudy 
65°F 12.8 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.04 inHg
pressure
pressure
3 AM 
Partly Cloudy 
65°F 12.8 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.03 inHg
pressure
pressure
4 AM 
Partly Cloudy 
64°F 12.5 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.03 inHg
pressure
pressure
5 AM 
Partly Cloudy 
64°F 12.5 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.03 inHg
pressure
pressure
6 AM 
Partly Cloudy 
64°F 12.3 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.04 inHg
pressure
pressure
7 AM 
Partly Cloudy 
64°F 12.1 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.05 inHg
pressure
pressure
8 AM 
Partly Cloudy 
64°F 11.9 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.06 inHg
pressure
pressure
9 AM 
Sunny
65°F 10.5 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.05 inHg
pressure
pressure
10 AM 
Partly Cloudy 
66°F 9.2 mph NNE
wind
0%
rain
rain
0%
snow
snow
wind
30.05 inHg
pressure
pressure
11 AM 
Sunny
67°F 7.8 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.05 inHg
pressure
pressure
12 PM 
Sunny
68°F 6.7 mph NE
wind
0%
rain
rain
0%
snow
snow
wind
30.04 inHg
pressure
pressure
1 PM 
Sunny
69°F 5.8 mph ENE
wind
0%
rain
rain
0%
snow
snow
wind
30.03 inHg
pressure
pressure
2 PM 
Sunny
70°F 4.7 mph E
wind
0%
rain
rain
0%
snow
snow
wind
30.02 inHg
pressure
pressure
3 PM 
Sunny
70°F 4.5 mph ESE
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
4 PM 
Sunny
71°F 4.5 mph ESE
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
5 PM 
Sunny
71°F 4.3 mph SE
wind
0%
rain
rain
0%
snow
snow
wind
30 inHg
pressure
pressure
6 PM 
Sunny
69°F 5.6 mph SSE
wind
0%
rain
rain
0%
snow
snow
wind
30 inHg
pressure
pressure
7 PM 
Clear 
68°F 6.7 mph S
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
8 PM 
Clear 
67°F 8.1 mph S
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
9 PM 
Clear 
67°F 8.3 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
10 PM 
Clear 
67°F 8.3 mph SSW
wind
0%
rain
rain
0%
snow
snow
wind
30.01 inHg
pressure
pressure
11 PM 
Clear 
67°F 8.5 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
30 inHg
pressure
pressure

Sunny
Fri 9-19
Sunny with a high of 80°F and a low of 67°F. Wind will be moderate, blowing around 11mph on average and gusts of 20.7mph at 8 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 85% at 12 AM and 57% being its lowest at 4 PM. Barometric pressure is its highest of 30inHg at 1 AM, a lowest point of 29.89inHg at 5 PM with an avg 29.95inHg.
- HI: 80°F
- LO: 67°F
- Rain: 0%
- Snow: 0%
- Wind
10.7 mph - Humidity
71% avg. - UV Index
6 - Air QualityTBA
- Sunrise
06:36 AM - Sunset
06:53 PM - Moonrise
04:10 AM - Moonset
06:02 PM - Moon Phase
Waning Crescent - Hourly
12 AM 
Clear 
67°F 8.5 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
30 inHg
pressure
pressure
1 AM 
Clear 
67°F 8.7 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
30 inHg
pressure
pressure
2 AM 
Clear 
67°F 8.7 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.99 inHg
pressure
pressure
3 AM 
Clear 
67°F 9.2 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.99 inHg
pressure
pressure
4 AM 
Clear 
67°F 9.8 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.98 inHg
pressure
pressure
5 AM 
Clear 
68°F 10.3 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.98 inHg
pressure
pressure
6 AM 
Clear 
68°F 10.3 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.98 inHg
pressure
pressure
7 AM 
Sunny
69°F 10.3 mph WSW
wind
0%
rain
rain
0%
snow
snow
wind
29.98 inHg
pressure
pressure
8 AM 
Sunny
70°F 10.3 mph WSW
wind
0%
rain
rain
0%
snow
snow
wind
29.98 inHg
pressure
pressure
9 AM 
Sunny
72°F 10.5 mph WSW
wind
0%
rain
rain
0%
snow
snow
wind
29.98 inHg
pressure
pressure
10 AM 
Sunny
74°F 10.5 mph WSW
wind
0%
rain
rain
0%
snow
snow
wind
29.97 inHg
pressure
pressure
11 AM 
Sunny
76°F 10.7 mph W
wind
0%
rain
rain
0%
snow
snow
wind
29.97 inHg
pressure
pressure
12 PM 
Sunny
77°F 9.8 mph WSW
wind
0%
rain
rain
0%
snow
snow
wind
29.96 inHg
pressure
pressure
1 PM 
Sunny
79°F 9.2 mph WSW
wind
0%
rain
rain
0%
snow
snow
wind
29.94 inHg
pressure
pressure
2 PM 
Sunny
80°F 8.3 mph WSW
wind
0%
rain
rain
0%
snow
snow
wind
29.92 inHg
pressure
pressure
3 PM 
Sunny
80°F 7.4 mph WSW
wind
0%
rain
rain
0%
snow
snow
wind
29.91 inHg
pressure
pressure
4 PM 
Sunny
80°F 6.5 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.91 inHg
pressure
pressure
5 PM 
Sunny
79°F 5.6 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.89 inHg
pressure
pressure
6 PM 
Sunny
78°F 6.9 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.9 inHg
pressure
pressure
7 PM 
Clear 
76°F 8.5 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.91 inHg
pressure
pressure
8 PM 
Clear 
75°F 9.8 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.92 inHg
pressure
pressure
9 PM 
Clear 
74°F 9.6 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.92 inHg
pressure
pressure
10 PM 
Clear 
73°F 9.4 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.92 inHg
pressure
pressure
11 PM 
Clear 
73°F 9.2 mph SW
wind
0%
rain
rain
0%
snow
snow
wind
29.92 inHg
pressure
pressure
This 10-Day weather forecast is valid for ZIP code 11749, accurately covering the area of Islandia, NY.
Currently
![]() |
65°F |
30.23 inHg.
Barometer 81%
Humidity NE 28.1 mph Wind |
Overcast |
National Outlook
Weather Changes Ahead: Showers, Thunderstorms, and Frost From Sep 9 to Sep 11
Tue Sep 9th 2025, 7:45am PDT
Read