Missouri Valley Airport Weather Forecast

    • 63
    • 73

    Rain Showers

    • 48
    • 68

    Becoming Sunny

    • 48
    • 65

    Mostly Sunny

    • 55
    • 68

    Mostly Sunny

    • 49
    • 69

    Mostly Sunny

    • 55
    • 66

    Mostly Sunny

    • 59
    • 71

    Partly Sunny

Today 30 Sep Harrison

Partly sunny in the Morning, then clearing. Highs in the lower 70s.

Tonight 30 Sep Harrison

A chance of Thunderstorms. Showers. Some Thunderstorms may produce heavy rainfall. Locally heavy rainfall possible early this evening. Lows in the lower 60s. Northeast Winds 5 to 10 Mph. Chance of rain near 100 percent.

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Missouri Valley Airport Temperature Statistics

September Temperature

Blair Municipal Airport (14.3 miles)

  • Lowest 13 September, 2026

    56.3 °F

  • Average September

    70.5 °F

  • Highest 18 September, 2026

    94.1 °F

Climate (2021–2026)

Blair Municipal Airport (14.3 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    63.1 °F
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