Morrison Weather Forecast

    • 60
    • 88

    Mostly Sunny

    • 57
    • 84

    Mostly Sunny

    • 58
    • 83

    Partly Sunny

    • 57
    • 84

    Partly Sunny

    • 55
    • 82

    Partly Sunny

    • 55
    • 83

    Mostly Sunny

Today 27 May Grundy

Sunny. Highs in the upper 80s. West Winds around 5 Mph, becoming north around 5 Mph this afternoon.

Tonight 27 May Grundy

Mostly clear. Lows in the lower 60s. East Winds 5 to 10 Mph.

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Morrison Temperature Statistics

May Temperature

Waterloo, Waterloo Municipal Airport (19.9 miles)

  • Lowest 2 May, 2026

    28.7 °F
  • Average May

    59.1 °F
  • Highest 15 May, 2026

    88.6 °F

Climate (2021–Present)

Waterloo, Waterloo Municipal Airport (19.9 miles)

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  • Average Low 2021–2026

    40.1 °F
  • Average 2021–2026

    51.1 °F
  • Average High 2021–2026

    62 °F
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