Zionsville Weather Forecast

    • 21
    • 40

    Rain/Snow Likely

    • 24
    • 28

    Mostly Cloudy

    • 13
    • 31

    Chance Snow

    • -2
    • 20

    Chance Snow

    • -2
    • 9

    Partly Sunny

    • 16
    • 24

    Mostly Cloudy

Today 10 Dec Boone

Numerous snow Showers. Numerous rain Showers, mainly this morning. Little or no snow accumulation. Breezy with Highs around 40. Temperature steady or slowly falling this afternoon. West Winds 20 to 25 Mph, becoming northwest 15 to 25 Mph this afternoon. Gusts up to 40 Mph. Chance of precipitation 70 percent.

Tonight 10 Dec Boone

Mostly cloudy. Isolated snow Showers through Midnight, then scattered Flurries toward daybreak. Much Colder with Lows around 20. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph, Diminishing to around 10 Mph with Gusts up to 20 Mph toward daybreak. Chance of snow 20 percent.

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Zionsville Temperature Statistics

December Temperature

INDIANAPOLIS (5 miles)

  • Lowest 5 December, 2025

    5.2 °F

  • Average December

    23.7 °F

  • Highest 7 December, 2025

    35.1 °F

Climate (2020–Present)

INDIANAPOLIS (5 miles)

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  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    62.1 °F
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