Crystal Lake Weather Forecast

    • 17
    • 46

    Windy

    • 16
    • 37

    Mostly Sunny

    • 39
    • 51

    Partly Sunny

    • 35
    • 65

    Mostly Sunny

    • 34
    • 59

    Partly Sunny

    • 38
    • 61

    Partly Sunny

Today 8 Nov Brown

Very windy. Mostly sunny in the Morning, then becoming mostly cloudy. Highs in the upper 40s. Temperature falling into the in the upper 30s in the afternoon. Northwest Winds 15 to 25 Mph with Gusts to around 45 Mph, increasing to 25 to 35 Mph with Gusts to around 55 Mph in the afternoon.

Tonight 8 Nov Brown

Brisk. Mostly cloudy. Lows around 18. North Winds 15 to 25 Mph, Diminishing to 10 to 15 Mph after midnight.

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Crystal Lake Temperature Statistics

November Temperature

Ainsworth Regional Airport (19.3 miles)

  • Lowest 1 November, 2025

    28 °F

  • Average November

    48.1 °F

  • Highest 4 November, 2025

    80.1 °F

Climate (2020–Present)

Ainsworth Regional Airport (19.3 miles)

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  • Average Low 2020–2025

    37.7 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    61.8 °F
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