Green Lake Weather Forecast

    • 60
    • 81

    Partly Sunny

    • 53
    • 77

    Chance Rain Showers

    • 49
    • 74

    Mostly Sunny

    • 51
    • 75

    Partly Sunny

    • 59
    • 79

    Partly Sunny

    • 59
    • 80

    Slight Chance Thunderstorms

Today 21 Aug Ionia

Sunny in the morning then becoming partly sunny. Highs in the lower 80s. South Winds around 10 Mph. Gusts up to 20 Mph in the afternoon.

Tonight 21 Aug Ionia

Partly cloudy. A chance of Showers and a slight chance of Thunderstorms after midnight. Lows around 60. South Winds around 10 Mph. Gusts up to 20 Mph in the evening. Chance of rain 50 percent.

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Green Lake Temperature Statistics

August Temperature

Ionia County Airport (11.2 miles)

  • Lowest 9 August, 2026

    55.4 °F

  • Average August

    72 °F

  • Highest 4 August, 2026

    86 °F

Climate (2021–2026)

Ionia County Airport (11.2 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    59 °F
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