Grass Lake Weather Forecast

    • 20
    • 24

    Snow Showers

    • 15
    • 38

    Chance Snow Showers

    • 18
    • 23

    Slight Chance Snow Showers

    • 30
    • 35

    Chance Rain/Snow

    • 26
    • 40

    Mostly Cloudy

    • 33
    • 41

    Mostly Cloudy

Today 19 Dec Muskegon

Patchy fog and blowing snow in the morning. Snow Showers. Snow accumulation 1 to 2 Inches. Highs in the mid 20s. Northwest Winds 15 to 25 Mph with Gusts to around 40 Mph. Chance of snow 90 percent.

Tonight 19 Dec Muskegon

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grass Lake Temperature Statistics

December Temperature

Fremont Municipal Airport (9.9 miles)

  • Lowest 8 December, 2025

    -2.2 °F

  • Average December

    22.3 °F

  • Highest 16 December, 2025

    39.2 °F

Climate (2020–Present)

Fremont Municipal Airport (9.9 miles)

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  • Average Low 2020–2025

    40.3 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    58.2 °F
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