Donnellson Weather Forecast

    • 70
    • 83

    Chance Thunderstorms

    • 72
    • 90

    Chance Thunderstorms

    • 71
    • 86

    Thunderstorms Likely

    • 74
    • 88

    Chance Thunderstorms

    • 75
    • 94

    Partly Sunny

    • 74
    • 95

    Mostly Sunny

Today 18 Jul Lee

Partly sunny with a slight chance of Showers and Thunderstorms in the Morning, then mostly cloudy with a chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the lower 80s. Southeast Winds around 5 Mph. Chance of rain 40 percent.

Tonight 18 Jul Lee

Mostly cloudy with a chance of Showers and Thunderstorms. Humid with Lows in the lower 70s. South Winds around 5 Mph. Chance of rain 50 percent.

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Donnellson Temperature Statistics

July Temperature

Fort Madison Municipal Airport (12.4 miles)

  • Lowest 1 July, 2025

    64.4 °F

  • Average July

    76.8 °F

  • Highest 11 July, 2025

    91.4 °F

Climate (2020–Present)

Fort Madison Municipal Airport (12.4 miles)

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  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    54.7 °F

  • Average High 2020–2025

    64.2 °F
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