Long Island Mac Arthur Airport Weather Forecast

    • 42
    • 52

    Rain

    • 33
    • 48

    Rain

    • 27
    • 42

    Mostly Sunny

    • 27
    • 41

    Mostly Sunny

    • 29
    • 42

    Mostly Sunny

    • 34
    • 45

    Partly Sunny

Today 4 Dec Southwest Suffolk

Partly sunny in the Morning, then cloudy with a chance of rain in the afternoon. Highs in the lower 50s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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Long Island Mac Arthur Airport Temperature Statistics

December Temperature

Islip, Long Island Mac Arthur Airport (0 miles)

  • Lowest 1 December, 2020

    37.9 °F
  • Average December

    50.6 °F
  • Highest 1 December, 2020

    57 °F

Climate (2010–Present)

Islip, Long Island Mac Arthur Airport (0 miles)

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  • Average Low 2010–Present

    47.5 °F
  • Average 2010–Present

    54.8 °F
  • Average High 2010–Present

    62.1 °F
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