Crystal Lake Weather Forecast

    • 44
    • 64

    Chance Rain Showers

    • 54
    • 68

    Chance Rain Showers

    • 51
    • 71

    Rain Showers

    • 38
    • 60

    Rain Showers Likely

    • 45
    • 62

    Chance Rain Showers

    • 39
    • 55

    Chance Rain Showers

    • 39
    • 54

    Chance Rain Showers

Today 16 Oct Montcalm

Sunny. Highs in the mid 60s. Light Winds.

Tonight 16 Oct Montcalm

Mostly clear in the Evening, then mostly cloudy with a 20 percent chance of rain Showers after midnight. Lows in the mid 40s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Temperature Statistics

October Temperature

Alma, Gratiot Community Airport (12.4 miles)

  • Lowest 9 October, 2025

    32 °F

  • Average October

    57.4 °F

  • Highest 4 October, 2025

    89.6 °F

Climate (2020–Present)

Alma, Gratiot Community Airport (12.4 miles)

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  • Average Low 2020–2025

    39.6 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    58.8 °F
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