Long Island, NY Weather Forecast | 5 Day

Updated: Fri Jul 18th 2025 4:00 PM EDT

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Long Island, NY Weather Forecast - 7-18 - Partly Cloudy

Partly Cloudy

Fri 7-18

Partly Cloudy with a high of 83°F and a low of 75°F. Wind will be moderate, blowing around 15mph on average and gusts of 11.5mph at 8 PM. Humidity levels should be comfortable, sitting around 58% on average, the maximum being 66% at 11 PM and 45% being its lowest at 5 PM. Barometric pressure is its highest of 30.09inHg at 11 PM, a lowest point of 30.03inHg at 5 PM with an avg 30.06inHg.

    • HI: 83°F
    • LO: 75°F
    • Rainfall: 0%
    • Snowfall: 0%
    • Wind
      14.3 mph
    • Humidity
      58% avg.
    • UV Index
      2.4
    • Air Quality
      Good
    • Sunrise
      05:41 AM
    • Sunset
      08:24 PM
    • Moonrise
      12:02 AM
    • Moonset
      02:19 PM
    • Moon Phase
      Last Quarter
Long Island, NY Weather Forecast - 7-19 - Cloudy

Cloudy

Sat 7-19

Cloudy with a high of 85°F and a low of 67°F. Wind will be moderate, blowing around 12mph on average and gusts of 14.8mph at 10 PM. The humidity will be on the higher side, averaging about 65%, the maximum being 82% at 10 PM and 43% being its lowest at 11 AM. Barometric pressure is its highest of 30.11inHg at 7 AM, a lowest point of 29.95inHg at 11 PM with an avg 30.05inHg.

    • HI: 85°F
    • LO: 67°F
    • Rainfall: 0%
    • Snowfall: 0%
    • Wind
      11.9 mph
    • Humidity
      65% avg.
    • UV Index
      2.3
    • Air Quality
      Moderate
    • Sunrise
      05:41 AM
    • Sunset
      08:23 PM
    • Moonrise
      12:31 AM
    • Moonset
      03:37 PM
    • Moon Phase
      Waning Crescent
Long Island, NY Weather Forecast - 7-20 - Heavy Rain

Heavy Rain

Sun 7-20

Heavy Rain with a high of 90°F and a low of 76°F. It will likey rain, having a 81% chance of a downpour with an estimated 1.63in. Wind will be moderate, blowing around 16mph on average and gusts of 19.3mph at 5 PM. The humidity will be on the higher side, averaging about 76%, the maximum being 91% at 5 AM and 57% being its lowest at 5 PM. Barometric pressure is its highest of 29.95inHg at 12 AM, a lowest point of 29.67inHg at 5 PM with an avg 29.8inHg.

    • HI: 90°F
    • LO: 76°F
    • Rainfall: 81% | est. 1.63in
    • Snowfall: 0%
    • Wind
      15.7 mph
    • Humidity
      76% avg.
    • UV Index
      1.9
    • Air Quality
      Moderate
    • Sunrise
      05:42 AM
    • Sunset
      08:22 PM
    • Moonrise
      01:07 AM
    • Moonset
      04:54 PM
    • Moon Phase
      Waning Crescent
Long Island, NY Weather Forecast - 7-21 - Heavy Rain

Heavy Rain

Mon 7-21

Heavy Rain with a high of 85°F and a low of 67°F. It will likey rain, having a 88% chance of a downpour with an estimated 2.07in. Wind will be moderate, blowing around 13mph on average and gusts of 16.7mph at 12 AM. Humidity levels should be comfortable, sitting around 59% on average, the maximum being 88% at 11 PM and 28% being its lowest at 3 PM. Barometric pressure is its highest of 30.04inHg at 10 PM, a lowest point of 29.78inHg at 12 AM with an avg 29.91inHg.

    • HI: 85°F
    • LO: 67°F
    • Rainfall: 88% | est. 2.07in
    • Snowfall: 0%
    • Wind
      12.8 mph
    • Humidity
      59% avg.
    • UV Index
      2.5
    • Air Quality
      Good
    • Sunrise
      05:43 AM
    • Sunset
      08:21 PM
    • Moonrise
      01:53 AM
    • Moonset
      06:07 PM
    • Moon Phase
      Waning Crescent
Long Island, NY Weather Forecast - 7-22 - Sunny

Sunny

Tue 7-22

Sunny with a high of 81°F and a low of 66°F. Wind will be moderate, blowing around 13mph on average and gusts of 16.4mph at 3 AM. Humidity levels should be comfortable, sitting around 42% on average, the maximum being 55% at 11 PM and 28% being its lowest at 2 PM. Barometric pressure is its highest of 30.22inHg at 11 PM, a lowest point of 30.06inHg at 12 AM with an avg 30.14inHg.

    • HI: 81°F
    • LO: 66°F
    • Rainfall: 0% | est. 0in
    • Snowfall: 0%
    • Wind
      12.5 mph
    • Humidity
      42% avg.
    • UV Index
      0.2
    • Air Quality
      Good
    • Sunrise
      05:44 AM
    • Sunset
      08:21 PM
    • Moonrise
      02:49 AM
    • Moonset
      07:10 PM
    • Moon Phase
      Waning Crescent
Long Island, NY Weather Forecast - 7-23 - Partly Cloudy

Partly Cloudy

Wed 7-23

Partly Cloudy with a high of 81°F and a low of 71°F. Wind will be moderate, blowing around 17mph on average and gusts of 19mph at 8 PM. Humidity levels should be comfortable, sitting around 58% on average, the maximum being 65% at 11 PM and 52% being its lowest at 11 AM. Barometric pressure is its highest of 30.27inHg at 10 AM, a lowest point of 30.2inHg at 8 PM with an avg 30.23inHg.

    • HI: 81°F
    • LO: 71°F
    • Rainfall: 0% | est. 0in
    • Snowfall: 0%
    • Wind
      16.1 mph
    • Humidity
      58% avg.
    • UV Index
      6
    • Air Quality
      TBA
    • Sunrise
      05:45 AM
    • Sunset
      08:20 PM
    • Moonrise
      03:57 AM
    • Moonset
      08:01 PM
    • Moon Phase
      Waning Crescent

Currently

Partly Cloudy 80°F
30.09 inHg.
Barometer
44%
Humidity
NW 12.2 mph
Wind
Partly Cloudy

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