Coralville Weather Forecast

    • 64
    • 85

    Rain Showers

    • 59
    • 74

    Thunderstorms Likely

    • 62
    • 81

    Mostly Sunny

    • 65
    • 83

    Mostly Sunny

    • 68
    • 84

    Mostly Sunny

    • 70
    • 86

    Chance Rain Showers

    • 69
    • 87

    Slight Chance Thunderstorms

Today 4 Aug Johnson

Partly sunny with a chance of Showers with a slight chance of Thunderstorms. Near steady temperature in the mid 80s. West Winds around 5 Mph. Chance of rain 40 percent.

Tonight 4 Aug Johnson

A chance of Thunderstorms. A chance of Showers this Evening, then Showers after midnight. Lows in the mid 60s. North Winds around 5 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Coralville Temperature Statistics

August Temperature

Iowa City Municipal Airport (3.7 miles)

  • Lowest 2 August, 2026

    63 °F

  • Average August

    72.3 °F

  • Highest 2 August, 2026

    82.9 °F

Climate (2021–2026)

Iowa City Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    63.3 °F
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