Altoona Weather Forecast

    • 13
    • 22

    Clearing Late

    • 24
    • 34

    Partly Sunny

    • 23
    • 43

    Mostly Cloudy

    • 26
    • 47

    Rain Showers

    • 19
    • 36

    Mostly Cloudy

    • 29
    • 40

    Chance Rain Showers

Today 15 Dec Blair

Mostly cloudy. A slight chance of snow Showers this afternoon. Highs in the lower 20s. West Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of snow 20 percent. Wind chill Values as low as 3 below.

Tonight 15 Dec Blair

Partly cloudy in the Evening, then clearing. Lows around 15. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Wind chill Values as low as 4 above.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Altoona Temperature Statistics

December Temperature

Altoona - Blair County Airport (15.5 miles)

  • Lowest 9 December, 2025

    7 °F

  • Average December

    26.9 °F

  • Highest 10 December, 2025

    39.9 °F

Climate (2020–Present)

Altoona - Blair County Airport (15.5 miles)

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  • Average Low 2020–2025

    43.3 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    62.1 °F
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