Crystal Lake Weather Forecast

    • 66
    • 89

    Sunny

    • 67
    • 91

    Sunny

    • 68
    • 92

    Mostly Sunny

    • 71
    • 92

    Mostly Sunny

    • 70
    • 92

    Mostly Sunny

    • 70
    • 91

    Mostly Sunny

Today 13 Jul Hancock

Sunny with Highs in the upper 80s. Southwest Winds 5 to 10 Mph.

Tonight 13 Jul Hancock

Clear. Lows in the lower 60s. Southwest Winds around 5 Mph.

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  • Temperature Real-Time

Crystal Lake Temperature Statistics

July Temperature

Forest City Municipal Airport (8.1 miles)

  • Lowest 5 July, 2026

    60.8 °F

  • Average July

    72.8 °F

  • Highest 7 July, 2026

    86 °F

Climate (2021–2026)

Forest City Municipal Airport (8.1 miles)

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  • Average Low 2021–2026

    36.6 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    57.3 °F
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