Clear Lake Weather Forecast

    • 36
    • 64

    Mostly Sunny

    • 55
    • 68

    Partly Sunny

    • 50
    • 69

    Partly Sunny

    • 44
    • 65

    Partly Sunny

    • 42
    • 65

    Mostly Sunny

    • 51
    • 69

    Mostly Sunny

    • 50
    • 73

    Partly Sunny

Today 5 Oct Allegan

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

Tonight 5 Oct Allegan

Mostly clear. Patchy frost after midnight. Lows in the mid 30s. Light Winds.

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Clear Lake Temperature Statistics

October Temperature

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

  • Lowest 3 October, 2026

    44.6 °F

  • Average October

    59.8 °F

  • Highest 1 October, 2026

    71.6 °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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