Islip, New York Weather
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Weather Forecast for Islip, New York : Suffolk County
Issued: 2:14 pm EDT Oct 16, 2025 Latitude: 40.7298207 Longitude: -73.2103934 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Clear on Tonight Sunny on Friday Sunny on Saturday Mostly Sunny on Sunday 40% chance of on Monday Sunny on Tuesday 30% chance of rain on Wednesday Mostly Sunny on Thursday
Low: 44°F High: 62°F High: 63°F High: 69°F High: 66°F High: 67°F High: 64°F High: 62°F
Low: 45°F Low: 52°F Low: 55°F Low: 51°F Low: 52°F Low: 48°F  
Clear Sunny Sunny Mostly Sunny Partly Sunny Sunny Rain Mostly Sunny
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Current Conditions at
ISLIP - (KISP)
59°
Mostly Clear
as of 4:56 PM EDST
Rel. Humidity: 28%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
21 MPH
Gust: 28 MPH
340° North
Cloud Level(s): Few at 5000ft
Current Conditions at
FARMINGDALE - (KFRG)
57°
Clear
as of 4:53 PM EDST
Rel. Humidity: 26%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 35 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
SHIRLEY/BROOKHAVEN - (KHWV)
55°
Clear
as of 4:56 PM EDST
Rel. Humidity: 37%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 25 MPH
340° North
Cloud Level(s): Clear
Current Conditions at
NEW YORK-KENNEDY - (KJFK)
61°
Clear
as of 4:51 PM EDST
Rel. Humidity: 19%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
24 MPH
Gust: 33 MPH
350° North
Cloud Level(s): Clear
Clear on Tonight Tonight... Clear, with a low around 44. North wind 13 to 17 mph, with gusts as high as 29 mph.
Sunny on Friday Friday... Sunny, with a high near 62. North wind 11 to 13 mph.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 45. North wind 6 to 8 mph.
Sunny on Saturday Saturday... Sunny, with a high near 63. North wind around 6 mph becoming west in the afternoon.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 52. South wind 3 to 6 mph.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 69.
70% chance of rain Sunday Night Sunday Night... Showers likely after 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
40% chance of Monday Monday... A 40 percent chance of showers. Partly sunny, with a high near 66.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 51.
Sunny on Tuesday Tuesday... Sunny, with a high near 67.
50% chance of rain Tuesday Night Tuesday Night... A 50 percent chance of showers. Mostly cloudy, with a low around 52.
30% chance of rain Wednesday Wednesday... A 30 percent chance of showers. Mostly sunny, with a high near 64.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 48.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 62.
Current Radar Image


Sun Almanac for Islip, New York
Sunrise: 07:06 AM
Sunset: 6:11 PM
Civil Sunrise:06:38 AM
Civil Sunset: 6:39 PM
Nautical Sunrise: 06:06 AM
Nautical Sunset: 7:10 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 7:42 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.