Morrison Weather Forecast

    • 54
    • 73

    Rain Showers

    • 60
    • 69

    Rain Showers

    • 61
    • 77

    Rain Showers Likely

    • 64
    • 78

    Rain Showers Likely

    • 57
    • 78

    Chance Rain Showers

    • 52
    • 70

    Chance Rain Showers

Today 15 Sep Grundy

Mostly cloudy. Showers with a chance of Thunderstorms this Morning, then a chance of Showers this afternoon. Some Thunderstorms may produce heavy rainfall this morning. Highs in the lower 70s. West Winds 5 to 10 Mph, becoming northwest this afternoon. Chance of rain 80 percent.

Tonight 15 Sep Grundy

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 50s. North Winds around 5 Mph.

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Morrison Temperature Statistics

September Temperature

Waterloo, Waterloo Municipal Airport (19.9 miles)

  • Lowest 13 September, 2026

    50 °F

  • Average September

    73.4 °F

  • Highest 1 September, 2026

    92.6 °F

Climate (2021–2026)

Waterloo, Waterloo Municipal Airport (19.9 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    61.9 °F
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