Morrison Lake Weather Forecast

    • 48
    • 64

    Slight Chance Rain Showers

    • 46
    • 64

    Mostly Cloudy

    • 44
    • 63

    Partly Sunny

    • 40
    • 63

    Mostly Sunny

    • 44
    • 67

    Mostly Sunny

    • 49
    • 74

    Partly Sunny

Today 4 Sep Ionia

Mostly sunny. Highs in the mid 60s. West Winds 5 to 15 Mph.

Tonight 4 Sep Ionia

Partly cloudy. A 30 percent chance of rain Showers overnight. Lows in the upper 40s. South Winds 5 to 15 Mph. Gusts up to 30 Mph overnight.

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Morrison Lake Temperature Statistics

September Temperature

Ionia County Airport (8.7 miles)

  • Lowest 1 September, 2025

    48.2 °F

  • Average September

    63.2 °F

  • Highest 2 September, 2025

    78.8 °F

Climate (2020–Present)

Ionia County Airport (8.7 miles)

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  • Average Low 2020–2025

    40.9 °F

  • Average 2020–2025

    49.9 °F

  • Average High 2020–2025

    58.9 °F
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