Griswold Weather Forecast

    • 47
    • 72

    Mostly Sunny

    • 54
    • 74

    Partly Sunny

    • 54
    • 78

    Mostly Cloudy

    • 56
    • 79

    Partly Sunny

    • 58
    • 78

    Mostly Cloudy

    • 58
    • 79

    Slight Chance Thunderstorms

Today 25 Aug Cass

Sunny. Near steady temperature around 70. North Winds around 5 Mph.

Tonight 25 Aug Cass

Mostly clear. Lows in the mid 40s. North Winds around 5 Mph, becoming northeast after midnight.

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Griswold Temperature Statistics

August Temperature

Atlantic (11.8 miles)

  • Lowest 2 August, 2025

    53.6 °F

  • Average August

    73.7 °F

  • Highest 16 August, 2025

    91.4 °F

Climate (2020–Present)

Atlantic (11.8 miles)

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  • Average Low 2020–2025

    39.2 °F

  • Average 2020–2025

    50.7 °F

  • Average High 2020–2025

    61.5 °F
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