Coralville Lake Weather Forecast

    • 68
    • 89

    Patchy Smoke

    • 69
    • 88

    Mostly Sunny

    • 73
    • 92

    Chance Thunderstorms

    • 64
    • 86

    Mostly Sunny

    • 61
    • 81

    Mostly Sunny

    • 64
    • 83

    Partly Sunny

Today 18 Jul Johnson

Sunny, hot with Highs around 90. West Winds 5 to 10 Mph, becoming northwest in the afternoon. Heat index Values up to 101.

Tonight 18 Jul Johnson

Mostly clear. Near steady temperature in the mid 70s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Coralville Lake Temperature Statistics

July Temperature

Cedar Rapids Airport (9.9 miles)

  • Lowest 13 July, 2026

    62.1 °F

  • Average July

    76.9 °F

  • Highest 1 July, 2026

    90 °F

Climate (2021–2026)

Cedar Rapids Airport (9.9 miles)

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  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    61.5 °F
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