Yaphank, NY Weather Forecast | 5 Day
Updated: Wed Sep 16th 2026 4:00 PM EDT
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Wed 9-16-26
Sunny with a high of 71°F and a low of 64°F. There's a very small chance of rainfall, only about 8%. Wind will be moderate, blowing around 15mph on average and gusts of 15mph at 8 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 79% at 11 PM and 70% being its lowest at 5 PM. Barometric pressure is its highest of 30.3inHg at 8 PM, a lowest point of 30.28inHg at 5 PM with an avg 30.29inHg.
- HI: 71°F
- LO: 64°F
- Rainfall: 8%
- Snowfall: 0%
- Wind
15 mph - Humidity
71% avg. - UV Index
4.7 - Air QualityGood
- Sunrise
06:33 AM - Sunset
06:59 PM - Moonrise
12:51 PM - Moonset
09:46 PM - Moon Phase
First Quarter
Sunny
Weather Tomorrow, Thu 9-17-26
Sunny with a high of 73°F and a low of 70°F. There might be light rainfall having a 19% chance with an estimated 0in. Wind will be moderate, blowing around 17mph on average and gusts of 26.2mph at 11 PM. High humidity with average of 82% is anticipated, the maximum being 87% at 5 AM and 78% being its lowest at 11 AM. Barometric pressure is its highest of 30.28inHg at 12 AM, a lowest point of 30.11inHg at 11 PM with an avg 30.21inHg.
- HI: 73°F
- LO: 70°F
- Rainfall: 19% | est. 0in
- Snowfall: 0%
- Wind
16.6 mph - Humidity
82% avg. - UV Index
6.8 - Air QualityGood
- Sunrise
06:34 AM - Sunset
06:57 PM - Moonrise
01:54 PM - Moonset
10:33 PM - Moon Phase
First Quarter
Overcast
Fri 9-18-26
Overcast with a high of 77°F and a low of 69°F. There's a moderate 29% chance of rainfall with an estimated 0.01in. Wind will be moderate, blowing around 18mph on average and gusts of 27.8mph at 2 AM. The humidity will be on the higher side, averaging about 72%, the maximum being 89% at 8 AM and 56% being its lowest at 5 PM. Barometric pressure is its highest of 30.11inHg at 10 PM, a lowest point of 30.03inHg at 3 PM with an avg 30.06inHg.
- HI: 77°F
- LO: 69°F
- Rainfall: 29% | est. 0.01in
- Snowfall: 0%
- Wind
17.2 mph - Humidity
72% avg. - UV Index
6.6 - Air QualityGood
- Sunrise
06:35 AM - Sunset
06:56 PM - Moonrise
02:49 PM - Moonset
11:28 PM - Moon Phase
First Quarter
Overcast
Sat 9-19-26
Overcast with a high of 68°F and a low of 62°F. There's a very small chance of rainfall, only about 9%. Wind will be moderate, blowing around 18mph on average and gusts of 25.1mph at 1 PM. The humidity will be on the higher side, averaging about 63%, the maximum being 71% at 12 AM and 56% being its lowest at 6 AM. Barometric pressure is its highest of 30.25inHg at 9 PM, a lowest point of 30.1inHg at 2 AM with an avg 30.19inHg.
- HI: 68°F
- LO: 62°F
- Rainfall: 9%
- Snowfall: 0%
- Wind
17.2 mph - Humidity
63% avg. - UV Index
2.8 - Air QualityGood
- Sunrise
06:36 AM - Sunset
06:54 PM - Moonrise
03:34 PM - Moonset
Does not set today - Moon Phase
First Quarter
Overcast
Sun 9-20-26
Overcast with a high of 72°F and a low of 62°F. It will likey rain, having a 84% chance of a downpour with an estimated 0.26in. Winds will be strong at speeds peaking at 27mph and gusts of 40mph at 9 PM. The humidity will be on the higher side, averaging about 78%, the maximum being 94% at 11 PM and 66% being its lowest at 3 AM. Barometric pressure is its highest of 30.22inHg at 12 AM, a lowest point of 29.86inHg at 8 PM with an avg 30.04inHg.
- HI: 72°F
- LO: 62°F
- Rainfall: 84% | est. 0.26in
- Snowfall: 0%
- Wind
26.6 mph - Humidity
78% avg. - UV Index
5 - Air QualityGood
- Sunrise
06:37 AM - Sunset
06:52 PM - Moonrise
04:12 PM - Moonset
12:28 AM - Moon Phase
Waxing Gibbous
Overcast
Mon 9-21-26
Overcast with a high of 65°F and a low of 59°F. It will likey rain, having a 76% chance of a downpour with an estimated 0.09in. Winds will be strong at speeds peaking at 21mph and gusts of 28.3mph at 2 AM. The humidity will be on the higher side, averaging about 80%, the maximum being 97% at 12 AM and 71% being its lowest at 5 PM. Barometric pressure is its highest of 30.21inHg at 11 PM, a lowest point of 29.91inHg at 12 AM with an avg 30.09inHg.
- HI: 65°F
- LO: 59°F
- Rainfall: 76% | est. 0.09in
- Snowfall: 0%
- Wind
20.6 mph - Humidity
80% avg. - UV Index
4 - Air QualityTBA
- Sunrise
06:38 AM - Sunset
06:51 PM - Moonrise
04:42 PM - Moonset
01:30 AM - Moon Phase
Waxing Gibbous
This 5-Day weather forecast is valid for ZIP code 11980, accurately covering the area of Yaphank, NY.
Currently
| 71°F |
30.29 inHg.
Barometer 69%
Humidity SW 20.9 mph Wind |
|
| Sunny | ||
National Outlook
Storms and Heat Hit Central U.S. 09-15 to 09-17
Tue Sep 15th 2026, 8:34am PDT
Read
Rain and Thunderstorms Shake Up the Plains 09-18 to 09-22
Extended Forecast
Tue Sep 15th 2026, 8:35am PDT
Read
Tue Sep 15th 2026, 8:35am PDT

