Green Lake Weather Forecast

    • 37
    • 65

    Becoming Sunny

    • 35
    • 57

    Partly Sunny

    • 34
    • 55

    Mostly Sunny

    • 46
    • 60

    Rain Showers

    • 41
    • 59

    Partly Sunny

    • 45
    • 66

    Mostly Cloudy

Today 9 May Ionia

Partly sunny. Highs in the mid 60s. West Winds 15 to 20 Mph with Gusts to around 35 Mph.

Tonight 9 May Ionia

Mostly clear. Lows in the upper 30s. West Winds 10 to 15 Mph with Gusts to around 30 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green Lake Temperature Statistics

May Temperature

Ionia County Airport (11.2 miles)

  • Lowest 2 May, 2026

    30.2 °F

  • Average May

    49.1 °F

  • Highest 4 May, 2026

    77 °F

Climate (2021–Present)

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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