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11751 Weather (Islip, NY)

Current Conditions and Weather for Islip, New York

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Clear at Islip (11751), temperature is 39°F4°C, dew point 36°F2°C, humidity 88%. Wind direction is N at 0 mphat 0 km/h with visibility of 10 mi16 km. Barometric pressure is 30.54 in1034 mb. Last update: 4:27 am.*

*Time is approximately 4:27 am Sun, Oct 25, 2026. Time will be within 15 minutes of current local time. Islip weather forecast data is updated every 15 minutes.

Sun & Moon

Converter

Cloud Cover	0%
uv UV Index	3
Sunrise	07:16 AM
Sunset	05:58 PM
Moonrise	05:23 PM
Moonset	06:37 AM

Civil Twilight
6:44 AM to 7:12 AM
5:58 PM to 6:26 PM
Full Moon

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It's not that complicated... Understanding the weather is just like trying to figure out how to get along with your weird in-laws. It takes time, persistence, luck, and sometimes distance. ―Guy Lawrence

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Islip Weather Forecast

Weather forecast for: Islip NY

Last Update: 3:10 am EDT Oct 25, 2026

Today: Sunny, with a high near 64. Light and variable wind becoming southwest around 5 mph in the afternoon.

Tonight: Clear, with a low around 41. Southwest wind 3 to 5 mph.

Monday: Sunny, with a high near 66. West wind 6 to 8 mph.

Monday Night: Mostly clear, with a low around 48. West wind 5 to 8 mph becoming north after midnight.

Tuesday: Sunny, with a high near 59. North wind 7 to 10 mph.

Tuesday Night: Mostly clear, with a low around 42.

Wednesday: Mostly sunny, with a high near 58.

Wednesday Night: Partly cloudy, with a low around 47.

Thursday: Mostly sunny, with a high near 65.

Thursday Night: Mostly clear, with a low around 52.

Friday: Sunny, with a high near 68.

Friday Night: Mostly clear, with a low around 51.

Saturday: Mostly sunny, with a high near 66.

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