Shell Rock Weather Forecast

    • 50
    • 72

    Increasing Clouds

    • 55
    • 73

    Slight Chance Thunderstorms

    • 52
    • 75

    Partly Sunny

    • 51
    • 71

    Partly Sunny

    • 52
    • 70

    Mostly Cloudy

    • 54
    • 72

    Partly Sunny

Today 26 Aug Butler

Sunny. Highs in the lower 70s. Northwest Winds around 5 Mph.

Tonight 26 Aug Butler

Mostly clear. Lows in the mid 40s. West Winds around 5 Mph.

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Shell Rock Temperature Statistics

August Temperature

Waterloo, Waterloo Municipal Airport (13.7 miles)

  • Lowest 1 August, 2025

    53.7 °F

  • Average August

    73.2 °F

  • Highest 16 August, 2025

    92.6 °F

Climate (2020–Present)

Waterloo, Waterloo Municipal Airport (13.7 miles)

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  • Average Low 2020–2025

    40.1 °F

  • Average 2020–2025

    50.9 °F

  • Average High 2020–2025

    61.5 °F
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