Crystal Lake Weather Forecast

    • 54
    • 77

    Slight Chance Thunderstorms

    • 54
    • 75

    Rain Showers

    • 53
    • 77

    Rain Showers

    • 51
    • 73

    Mostly Sunny

    • 56
    • 78

    Chance Rain Showers

    • 58
    • 79

    Chance Thunderstorms

Today 15 Jun Hancock

Sunny in the Morning, then becoming partly sunny. Highs in the upper 70s. West Winds 10 to 15 Mph.

Tonight 15 Jun Hancock

Partly cloudy. A slight chance of Showers and Thunderstorms after midnight. Lows in the mid 50s. Southwest Winds 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Temperature Statistics

June Temperature

Forest City Municipal Airport (8.1 miles)

  • Lowest 2 June, 2026

    51.8 °F

  • Average June

    71.7 °F

  • Highest 10 June, 2026

    89.6 °F

Climate (2021–Present)

Forest City Municipal Airport (8.1 miles)

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  • Average Low 2021–2026

    36.6 °F

  • Average 2021–2026

    47.2 °F

  • Average High 2021–2026

    57.4 °F
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