Mount Kisco Weather Forecast

    • 24
    • 30

    Chance Flurries

    • 24
    • 40

    Mostly Cloudy

    • 21
    • 38

    Mostly Cloudy

    • 13
    • 30

    Partly Sunny

    • 25
    • 32

    Chance Snow

    • 29
    • 39

    Chance Rain/Snow

Today 5 Dec Northern Westchester

Mostly sunny. Highs around 30. East Winds around 5 Mph, becoming south in the afternoon.

Tonight 5 Dec Northern Westchester

Mostly cloudy. A slight chance of snow in the Evening, then a chance of snow after midnight. Near steady temperature in the mid 20s. Light and variable Winds, becoming northwest around 5 Mph after midnight. Chance of snow 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Kisco Temperature Statistics

December Temperature

White Plains - Westchester County Airport (9.3 miles)

  • Lowest 1 December, 2025

    27 °F

  • Average December

    35.3 °F

  • Highest 1 December, 2025

    43 °F

Climate (2020–Present)

White Plains - Westchester County Airport (9.3 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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