Dayton Weather Forecast

    • 31
    • 44

    Partly Sunny

    • 27
    • 40

    Mostly Cloudy

    • 33
    • 43

    Mostly Cloudy

    • 36
    • 47

    Mostly Cloudy

    • 34
    • 46

    Mostly Cloudy

    • 17
    • 48

    Mostly Cloudy

    • 14
    • 27

    Partly Sunny

Today 22 Dec Webster

Mostly sunny. Highs in the lower 40s. South Winds 5 to 10 Mph.

Tonight 22 Dec Webster

Partly cloudy. Lows around 30. South Winds 5 to 10 Mph, becoming west after midnight.

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Dayton Temperature Statistics

December Temperature

Webster City Municipal Airport (15.5 miles)

  • Lowest 14 December, 2025

    -16.6 °F

  • Average December

    17.7 °F

  • Highest 9 December, 2025

    41 °F

Climate (2020–Present)

Webster City Municipal Airport (15.5 miles)

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  • Average Low 2020–2025

    37.4 °F

  • Average 2020–2025

    48.2 °F

  • Average High 2020–2025

    58.9 °F
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