West Islip Weather Forecast

    • 14
    • 19

    Chance Snow

    • 24
    • 31

    Snow/Sleet

    • 12
    • 31

    Snow Likely

    • 11
    • 22

    Partly Sunny

    • 11
    • 24

    Mostly Cloudy

    • 9
    • 23

    Slight Chance Snow

Today 24 Jan Southwest Suffolk

Mostly sunny. Much Colder with Highs around 19. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Wind chill Values as low as 8 below in the morning.

Tonight 24 Jan Southwest Suffolk

Cloudy. A chance of snow after midnight. Lows around 14. North Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening. Chance of snow 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

West Islip Temperature Statistics

January Temperature

Farmingdale - Republic Airport (5.6 miles)

  • Lowest 21 January, 2026

    12 °F

  • Average January

    33.7 °F

  • Highest 9 January, 2026

    52 °F

Climate (2021–Present)

Farmingdale - Republic Airport (5.6 miles)

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  • Average Low 2021–2026

    48.3 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    63.2 °F
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