Long Island South Weather Forecast

    • 38
    • 38

    Mostly Cloudy

    • 32
    • 42

    Breezy

    • 25
    • 42

    Mostly Cloudy

    • 28
    • 30

    Snow

    • 33
    • 34

    Rain Likely

    • 30
    • 43

    Rain

    • 24
    • 34

    Slight Chance Rain/Snow

Today 23 Dec Southern Westchester

Cloudy with a chance of rain and snow. Highs in the upper 30s. South Winds around 5 Mph. Chance of precipitation 40 percent.

Tonight 23 Dec Southern Westchester

Mostly cloudy. Lows in the lower 30s. West Winds 5 to 10 Mph, increasing to 15 to 20 Mph after midnight.

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Long Island South Temperature Statistics

December Temperature

White Plains - Westchester County Airport (10.6 miles)

  • Lowest 5 December, 2025

    14 °F

  • Average December

    32 °F

  • Highest 19 December, 2025

    55.9 °F

Climate (2020–Present)

White Plains - Westchester County Airport (10.6 miles)

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  • Average Low 2020–2025

    45.9 °F

  • Average 2020–2025

    54.1 °F

  • Average High 2020–2025

    62.3 °F
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