Schermerhorn Lake Weather Forecast

    • 18
    • 25

    Decreasing Clouds

    • 18
    • 38

    Chance Rain/Snow

    • 18
    • 25

    Mostly Cloudy

    • 29
    • 35

    Chance Rain/Snow

    • 27
    • 42

    Mostly Cloudy

    • 35
    • 44

    Rain Showers Likely

Today 19 Dec Allegan

Snow Showers likely. Patchy blowing snow. New snow accumulation an inch or less. Highs in the mid 20s. Northwest Winds 10 to 20 Mph with Gusts to around 40 Mph. Chance of snow 70 percent.

Tonight 19 Dec Allegan

Cloudy in the evening then becoming partly cloudy. Lows 15 to 20. Southwest Winds 5 to 10 Mph becoming south 5 to 15 Mph after midnight. Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Schermerhorn Lake Temperature Statistics

December Temperature

South Haven, South Haven Area Regional Airport (19.3 miles)

  • Lowest 8 December, 2025

    -2.2 °F

  • Average December

    26.1 °F

  • Highest 17 December, 2025

    42.8 °F

Climate (2020–Present)

South Haven, South Haven Area Regional Airport (19.3 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    51.1 °F

  • Average High 2020–2025

    59.3 °F
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