Clear Lake Weather Forecast

    • 63
    • 79

    Mostly Sunny

    • 53
    • 77

    Mostly Sunny

    • 57
    • 79

    Mostly Sunny

    • 64
    • 81

    Slight Chance Rain Showers

    • 69
    • 85

    Chance Rain Showers

    • 70
    • 86

    Chance Rain Showers

    • 67
    • 85

    Slight Chance Thunderstorms

Today 26 Aug Allegan

Showers likely and a chance of Thunderstorms. Highs in the upper 70s. Southwest Winds 5 to 15 Mph with Gusts to around 25 Mph. Chance of rain 70 percent.

Tonight 26 Aug Allegan

Mostly clear. A 20 percent chance of Showers in the evening. Lows in the lower 60s. West Winds around 10 Mph. Gusts up to 20 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

August Temperature

South Haven, South Haven Area Regional Airport (13 miles)

  • Lowest 24 August, 2026

    50 °F

  • Average August

    71.5 °F

  • Highest 14 August, 2026

    86 °F

Climate (2021–2026)

South Haven, South Haven Area Regional Airport (13 miles)

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  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59.5 °F
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