Chappaqua Weather Forecast

    • 32
    • 39

    Snow

    • 24
    • 41

    Partly Sunny

    • 20
    • 41

    Mostly Cloudy

    • 22
    • 28

    Snow

    • 29
    • 33

    Rain/Snow Likely

    • 21
    • 42

    Rain Likely

Today 23 Dec Northern Westchester

Snow this Morning, then snow with rain likely this afternoon. Snow accumulation of 1 to 3 Inches. Highs in the upper 30s. South Winds 5 to 10 Mph. Chance of precipitation near 100 percent.

Tonight 23 Dec Northern Westchester

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the lower 30s. West Winds 10 to 15 Mph. Gusts up to 30 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chappaqua Temperature Statistics

December Temperature

White Plains - Westchester County Airport (7.5 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 (7.5 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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