Dewey Lake Weather Forecast

    • 20
    • 33

    Snow Likely

    • 4
    • 31

    Snow Likely

    • 10
    • 22

    Snow Likely

    • 27
    • 35

    Rain/Snow

    • 17
    • 37

    Rain/Snow Likely

    • 14
    • 29

    Snow Likely

Today 6 Dec Cass

Cloudy. A chance of snow with a slight chance of freezing drizzle early this morning. Little or no snow accumulation. Highs in the lower 30s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming west this afternoon. Chance of precipitation 40 percent.

Tonight 6 Dec Cass

Cloudy. Snow likely after midnight. Snow accumulation around an inch. Cold with Lows around 20. Southwest Winds around 5 Mph, becoming southeast after midnight. Chance of snow 70 percent.

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Dewey Lake Temperature Statistics

December Temperature

Southwest Michigan Regional Airport (12.4 miles)

  • Lowest 2 December, 2025

    16 °F

  • Average December

    25.9 °F

  • Highest 3 December, 2025

    33.1 °F

Climate (2020–Present)

Southwest Michigan Regional Airport (12.4 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    60.7 °F
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