Fort Madison Weather Forecast

    • 50
    • 71

    Mostly Sunny

    • 55
    • 78

    Mostly Sunny

    • 59
    • 80

    Partly Sunny

    • 62
    • 86

    Mostly Sunny

    • 64
    • 88

    Mostly Sunny

    • 65
    • 91

    Partly Sunny

Today 7 Sep Lee

Sunny. Near steady temperature in the upper 60s. Northwest Winds around 5 Mph.

Tonight 7 Sep Lee

Mostly clear. Lows around 50. East Winds around 5 Mph.

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Fort Madison Temperature Statistics

September Temperature

Fort Madison Municipal Airport (1.9 miles)

  • Lowest 4 September, 2025

    46.4 °F

  • Average September

    62.8 °F

  • Highest 1 September, 2025

    78.8 °F

Climate (2020–Present)

Fort Madison Municipal Airport (1.9 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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