Twain Weather Forecast

    • 53
    • 56

    Rain Showers Likely

    • 60
    • 72

    Rain Showers

    • 66
    • 78

    Chance Thunderstorms

    • 61
    • 85

    Rain Showers Likely

    • 57
    • 77

    Chance Thunderstorms

    • 58
    • 78

    Chance Rain Showers

Today 11 Apr Johnson

Mostly cloudy. A slight chance of Showers late this Morning, then Showers likely with a slight chance of Thunderstorms this afternoon. Highs in the mid 50s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 11 Apr Johnson

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Not as cool with Lows in the lower 50s. Temperature rising into the upper 50s after midnight. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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Twain Temperature Statistics

April Temperature

Iowa City Municipal Airport (1.2 miles)

  • Lowest 7 April, 2026

    34 °F

  • Average April

    48.2 °F

  • Highest 8 April, 2026

    75.9 °F

Climate (2021–Present)

Iowa City Municipal Airport (1.2 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    63.1 °F
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