Mount Sinai Harbor Weather Forecast

    • 20
    • 37

    Breezy

    • 34
    • 37

    Chance Rain/Snow

    • 39
    • 45

    Mostly Cloudy

    • 28
    • 43

    Mostly Cloudy

    • 33
    • 36

    Rain/Sleet

    • 36
    • 45

    Chance Rain Showers

    • 29
    • 41

    Partly Sunny

Today 1 Feb Northwest Suffolk

Sunny. Highs in the mid 30s. North Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 1 Feb Northwest Suffolk

Mostly clear. Cooler with Lows around 16. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Mount Sinai Harbor Temperature Statistics

February Temperature

Islip, Long Island Mac Arthur Airport (11.8 miles)

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  • Average February

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Climate (2020–Present)

Islip, Long Island Mac Arthur Airport (11.8 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    55 °F

  • Average High 2020–2025

    62.8 °F
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