Crystal Lake Weather Forecast

    • 20
    • 35

    Chance Snow

    • 7
    • 24

    Blustery

    • 11
    • 21

    Chance Snow

    • -3
    • 19

    Snow Likely

    • -15
    • 3

    Chance Snow

    • -8
    • 4

    Cold

    • 3
    • 19

    Partly Sunny

Today 9 Dec Hancock

Cloudy with a chance of rain with a slight chance of freezing rain. Additional ice accumulation around a trace. Not as cool. Near steady temperature in the lower 30s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 50 percent.

Tonight 9 Dec Hancock

Mostly cloudy. A slight chance of rain early this Evening, then a chance of snow and rain. Patchy blowing snow. Little or no snow accumulation. Windy with Lows around 20. West Winds 15 to 25 Mph with Gusts up to 40 Mph, becoming northwest 25 to 30 Mph with Gusts up to 50 Mph. Chance of precipitation 50 percent.

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Crystal Lake Temperature Statistics

December Temperature

Forest City Municipal Airport (8.1 miles)

  • Lowest 4 December, 2025

    -14.8 °F

  • Average December

    15.1 °F

  • Highest 3 December, 2025

    32 °F

Climate (2020–Present)

Forest City Municipal Airport (8.1 miles)

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  • Average Low 2020–2025

    36.7 °F

  • Average 2020–2025

    47.3 °F

  • Average High 2020–2025

    57.3 °F
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