Green Lake Weather Forecast

    • 36
    • 61

    Mostly Sunny

    • 55
    • 67

    Mostly Sunny

    • 47
    • 71

    Mostly Sunny

    • 42
    • 65

    Partly Sunny

    • 40
    • 64

    Mostly Sunny

    • 50
    • 68

    Mostly Sunny

Today 5 Oct Ionia

Sunny. Highs in the lower 60s. Northwest Winds 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 5 Oct Ionia

Clear. Lows in the upper 30s. Light Winds.

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Green Lake Temperature Statistics

October Temperature

Ionia County Airport (11.2 miles)

  • Lowest 3 October, 2026

    42.8 °F

  • Average October

    58.2 °F

  • Highest 1 October, 2026

    69.8 °F

Climate (2021–2026)

Ionia County Airport (11.2 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    59 °F
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