Clear Lake Weather Forecast

    • 41
    • 48

    Mostly Cloudy

    • 55
    • 65

    Rain Showers

    • 35
    • 64

    Rain Showers Likely

    • 44
    • 55

    Mostly Sunny

    • 47
    • 65

    Chance Rain Showers

    • 41
    • 65

    Rain Showers

Today 5 Mar Allegan

Mostly cloudy with a 50 percent chance of rain Showers. Patchy fog. Highs in the upper 40s. East Winds 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 5 Mar Allegan

Mostly cloudy. Areas of fog through the night. A slight chance of drizzle through the night. Lows around 40. East Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

March Temperature

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

  • Lowest 1 March, 2026

    17.6 °F

  • Average March

    29.6 °F

  • Highest 2 March, 2026

    42.8 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    59.4 °F
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