Dayton Weather Forecast

    • 65
    • 88

    Slight Chance Thunderstorms

    • 63
    • 92

    Chance Thunderstorms

    • 62
    • 87

    Rain Showers Likely

    • 60
    • 81

    Chance Thunderstorms

    • 57
    • 77

    Chance Thunderstorms

    • 56
    • 75

    Chance Thunderstorms

Today 15 Sep Webster

Partly sunny with a slight chance of Showers. A slight chance of Thunderstorms this afternoon. Highs around 90. South Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 15 Sep Webster

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Humid with Lows in the mid 60s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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Dayton Temperature Statistics

September Temperature

Webster City Municipal Airport (15.5 miles)

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  • Average September

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Climate (2020–Present)

Webster City Municipal Airport (15.5 miles)

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  • Average Low 2020–2025

    37.5 °F
  • Average 2020–2025

    48.4 °F
  • Average High 2020–2025

    59.2 °F
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