Manhasset Valley County Park Weather Forecast

    • 24
    • 33

    Increasing Clouds

    • 19
    • 32

    Breezy

    • 23
    • 32

    Partly Sunny

    • 22
    • 33

    Partly Sunny

    • 22
    • 33

    Partly Sunny

    • 29
    • 37

    Chance Rain/Snow

Today 31 Dec Northern Nassau

Mostly cloudy. Highs in the lower 30s. Southwest Winds 15 to 20 Mph.

Tonight 31 Dec Northern Nassau

Light snow. Little or no snow accumulation. Lows in the mid 20s. Southwest Winds 15 to 20 Mph. Chance of snow 80 percent.

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Manhasset Valley County Park Temperature Statistics

December Temperature

New York, La Guardia Airport (8.7 miles)

  • Lowest 5 December, 2025

    19.9 °F

  • Average December

    34.6 °F

  • Highest 19 December, 2025

    57.9 °F

Climate (2020–Present)

New York, La Guardia Airport (8.7 miles)

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  • Average Low 2020–2025

    51.5 °F

  • Average 2020–2025

    57.7 °F

  • Average High 2020–2025

    64.6 °F
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