Long Island Mac Arthur Airport Weather Forecast

    • 37
    • 44

    Mostly Cloudy

    • 21
    • 43

    Partly Sunny

    • 25
    • 34

    Rain/Sleet

    • 30
    • 47

    Rain

    • 24
    • 40

    Partly Sunny

    • 29
    • 38

    Freezing Rain Likely

Today 3 Feb Southwest Suffolk

Mostly cloudy. Highs in the mid 40s. West Winds 5 to 10 Mph, becoming southwest this afternoon.

Tonight 3 Feb Southwest Suffolk

Cloudy. Patchy fog. Lows in the upper 30s. Southwest Winds 10 to 15 Mph.

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Long Island Mac Arthur Airport Temperature Statistics

February Temperature

Islip, Long Island Mac Arthur Airport (0 miles)

  • Lowest 1 February, 2025

    21 °F

  • Average February

    33.4 °F

  • Highest 1 February, 2025

    44.1 °F

Climate (2020–Present)

Islip, Long Island Mac Arthur Airport (0 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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