Crystal Lake Weather Forecast

    • 27
    • 54

    Chance Rain Showers

    • 31
    • 59

    Mostly Sunny

    • 21
    • 63

    Mostly Sunny

    • 16
    • 43

    Chance Snow

    • 18
    • 35

    Slight Chance Snow

    • 24
    • 42

    Chance Snow

Today 25 Feb Brown

Partly sunny. A chance of rain Showers in the afternoon. Highs in the lower 50s. South Winds up to 10 Mph, becoming northwest in the afternoon. Chance of precipitation 40 percent.

Tonight 25 Feb Brown

Mostly clear. Lows in the upper 20s. West Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Temperature Statistics

February Temperature

Ainsworth Regional Airport (19.3 miles)

  • Lowest 20 February, 2026

    1.4 °F

  • Average February

    36.5 °F

  • Highest 17 February, 2026

    71.6 °F

Climate (2021–Present)

Ainsworth Regional Airport (19.3 miles)

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  • Average Low 2021–2026

    37.9 °F

  • Average 2021–2026

    49.8 °F

  • Average High 2021–2026

    62.3 °F
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