Altoona Weather Forecast

    • -14
    • 0

    Cold

    • 0
    • 5

    Cold

    • 10
    • 26

    Mostly Cloudy

    • 22
    • 37

    Mostly Cloudy

    • 26
    • 38

    Chance Rain

    • -1
    • 31

    Partly Sunny

Today 13 Dec Eau Claire

Colder, sunny. Near steady temperature near zero. Northwest Winds 10 to 15 Mph.

Tonight 13 Dec Eau Claire

Partly cloudy. Lows around 14 below. Northwest Winds 5 to 15 Mph.

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Altoona Temperature Statistics

December Temperature

Chippewa Valley Regional Airport (4.3 miles)

  • Lowest 4 December, 2025

    -8 °F

  • Average December

    15.5 °F

  • Highest 9 December, 2025

    27 °F

Climate (2020–Present)

Chippewa Valley Regional Airport (4.3 miles)

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  • Average Low 2020–2025

    37.1 °F

  • Average 2020–2025

    47.2 °F

  • Average High 2020–2025

    57.1 °F
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