Mann Weather Forecast

    • 63
    • 83

    Rain Showers Likely

    • 58
    • 80

    Mostly Sunny

    • 66
    • 84

    Mostly Sunny

    • 61
    • 84

    Chance Rain Showers

    • 62
    • 79

    Rain Showers Likely

    • 62
    • 82

    Rain Showers Likely

Today 9 Sep Johnson

Mostly cloudy. Showers with a chance of Thunderstorms in the Morning, then a slight chance of Showers in the afternoon. Humid with Highs in the lower 80s. West Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 9 Sep Johnson

Partly cloudy. Humid with Lows in the lower 60s. Northwest Winds around 5 Mph.

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Mann Temperature Statistics

September Temperature

Iowa City Municipal Airport (1.9 miles)

  • Lowest 6 September, 2026

    70 °F

  • Average September

    83 °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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