Morrison Weather Forecast

    • 66
    • 73

    Rain Showers

    • 59
    • 78

    Rain Showers

    • 52
    • 66

    Rain Showers Likely

    • 48
    • 61

    Chance Rain Showers

    • 45
    • 61

    Partly Sunny

    • 49
    • 64

    Partly Sunny

Today 18 Sep Grundy

Mostly cloudy. A slight chance of Showers and Thunderstorms late this morning. Highs in the lower 70s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 18 Sep Grundy

Mostly cloudy with a chance of Thunderstorms. A chance of Showers in the Evening, then Showers after midnight. Humid with Lows in the mid 60s. Southeast Winds 10 to 15 Mph. Chance of rain 90 percent.

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Morrison Temperature Statistics

September Temperature

Waterloo, Waterloo Municipal Airport (19.9 miles)

  • Lowest 13 September, 2026

    49.6 °F

  • Average September

    71.5 °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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