Coralville Lake Weather Forecast

    • 71
    • 92

    Becoming Sunny

    • 73
    • 93

    Slight Chance Thunderstorms

    • 76
    • 92

    Slight Chance Thunderstorms

    • 74
    • 92

    Slight Chance Thunderstorms

    • 72
    • 93

    Chance Rain Showers

    • 69
    • 89

    Partly Sunny

Today 1 Sep Johnson

Mostly sunny. Hot. Near steady temperature in the lower 90s. Southwest Winds around 10 Mph. Heat index Values up to 103.

Tonight 1 Sep Johnson

Mostly clear. Humid with Lows in the lower 70s. South Winds around 5 Mph. Heat index Values up to 102 early in the evening.

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Coralville Lake Temperature Statistics

September Temperature

Cedar Rapids Airport (9.9 miles)

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  • Average September

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Climate (2021–2026)

Cedar Rapids Airport (9.9 miles)

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  • Average Low 2021–2026

    40.6 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    61.4 °F
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