Mann Weather Forecast

    • 60
    • 76

    Rain Showers

    • 65
    • 74

    Rain Showers

    • 66
    • 81

    Rain Showers Likely

    • 69
    • 83

    Chance Rain Showers

    • 65
    • 83

    Chance Rain Showers

    • 60
    • 77

    Chance Rain Showers

Today 15 Sep Johnson

Showers with a chance of Thunderstorms in the Morning, then a chance of Showers with a slight chance of Thunderstorms in the afternoon. Humid. Near steady temperature in the lower 70s. Southwest Winds 5 to 10 Mph, becoming northwest in the afternoon. Chance of rain near 100 percent.

Tonight 15 Sep Johnson

Showers with a chance of Thunderstorms. Warmer. Near steady temperature in the lower 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

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Mann Temperature Statistics

September Temperature

Iowa City Municipal Airport (1.9 miles)

  • Lowest 11 September, 2026

    56.6 °F

  • Average September

    78.5 °F

  • Highest 1 September, 2026

    95.6 °F

Climate (2021–2026)

Iowa City Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    63.3 °F
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