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Commack, New York Weather Forecast
Commack, New York Weather
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Weather Forecast for Commack, New York : Suffolk County
Issued: 12:38 pm EST Dec 21, 2025 Latitude: 40.8428759 Longitude: -73.2928943 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Christmas Day Friday Saturday Sunday
Mostly Clear on Tonight Sunny on Monday 80% chance of rain & snow on Tuesday Sunny on Wednesday 30% chance of rain on Christmas Day 50% chance of rain on Friday Mostly Cloudy on Saturday 40% chance of rain on Sunday
Low: 25°F High: 38°F High: 41°F High: 44°F High: 44°F High: 51°F High: 42°F High: 45°F
Low: 30°F Low: 38°F Low: 29°F Low: 36°F Low: 32°F Low: 31°F  
Mostly Clear Sunny Rain & Snow Sunny Rain Rain Mostly Cloudy Rain
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Current Conditions at
FARMINGDALE - (KFRG)
43°
Feels like 35°F
Clear
as of 2:53 PM EST
Rel. Humidity: 35%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 38 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
ISLIP - (KISP)
45°
Feels like 36°F
Mostly Cloudy
as of 2:56 PM EST
Rel. Humidity: 33%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
22 MPH
Gust: 32 MPH
310° Northwest
Cloud Level(s): Few at 5000ft, Scattered at 20000ft, Broken at 25000ft
Current Conditions at
SHIRLEY/BROOKHAVEN - (KHWV)
43°
Feels like 34°F
Clear
as of 2:56 PM EST
Rel. Humidity: 38%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 37 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
WHITE PLAINS - (KHPN)
37°
Feels like 26°F
Mostly Clear
as of 2:56 PM EST
Rel. Humidity: 44%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
23 MPH
Gust: 39 MPH
310° Northwest
Cloud Level(s): Few at 5000ft
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 25. Wind chill values between 20 and 25. Northwest wind 9 to 14 mph, with gusts as high as 26 mph.
Sunny on Monday Monday... Sunny, with a high near 38. Wind chill values between 20 and 30. Northwest wind 8 to 10 mph.
50% chance of snow Monday Night Monday Night... A 50 percent chance of snow after 1am. Mostly cloudy, with a low around 30. West wind around 6 mph.
80% chance of rain & snow Tuesday Tuesday... Rain and snow, becoming all rain after 10am. High near 41. South wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a steady temperature around 38. West wind 6 to 11 mph, with gusts as high as 22 mph.
Sunny on Wednesday Wednesday... Sunny, with a high near 44.
Increasing Clouds on Wednesday Night Wednesday Night... Increasing clouds, with a low around 29.
30% chance of rain Christmas Day Christmas Day... A 30 percent chance of rain before 1pm. Mostly cloudy, with a high near 44.
30% chance of rain Thursday Night Thursday Night... A 30 percent chance of rain after 1am. Cloudy, with a low around 36.
50% chance of rain Friday Friday... A 50 percent chance of rain. Cloudy, with a high near 51.
50% chance of rain Friday Night Friday Night... A 50 percent chance of rain. Mostly cloudy, with a low around 32.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 42.
30% chance of rain Saturday Night Saturday Night... A 30 percent chance of rain. Mostly cloudy, with a low around 31.
40% chance of rain Sunday Sunday... A 40 percent chance of rain. Mostly cloudy, with a high near 45.
Current Radar Image


Sun Almanac for Commack, New York
Sunrise: 07:14 AM
Sunset: 4:29 PM
Civil Sunrise:06:43 AM
Civil Sunset: 5:00 PM
Nautical Sunrise: 06:09 AM
Nautical Sunset: 5:34 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 6:08 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.