Missouri Valley Weather Forecast

    • 22
    • 35

    Chance Freezing Rain

    • 10
    • 27

    Snow

    • -8
    • 12

    Snow

    • 10
    • 17

    Mostly Sunny

    • 21
    • 38

    Partly Sunny

    • 29
    • 44

    Partly Sunny

    • 28
    • 46

    Mostly Cloudy

Today 11 Dec Harrison

Mostly cloudy. Near steady temperature around 30. East Winds 5 to 10 Mph.

Tonight 11 Dec Harrison

Mostly cloudy. Lows in the lower 20s. Northeast Winds around 5 Mph, becoming north after midnight.

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Missouri Valley Temperature Statistics

December Temperature

Blair Municipal Airport (14.9 miles)

  • Lowest 4 December, 2025

    -0.6 °F

  • Average December

    25.7 °F

  • Highest 9 December, 2025

    50.9 °F

Climate (2020–Present)

Blair Municipal Airport (14.9 miles)

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  • Average Low 2020–2025

    42.6 °F

  • Average 2020–2025

    52.3 °F

  • Average High 2020–2025

    62.5 °F
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