Crystal Lake Weather Forecast

    • 34
    • 66

    Becoming Sunny

    • 53
    • 70

    Chance Rain Showers

    • 46
    • 77

    Breezy

    • 43
    • 70

    Mostly Sunny

    • 52
    • 77

    Chance Rain Showers

    • 54
    • 86

    Slight Chance Thunderstorms

Today 10 May Hancock

Sunny. Highs in the upper 60s. West Winds 10 to 15 Mph, becoming northwest 15 to 20 Mph this afternoon.

Tonight 10 May Hancock

Clear. Lows in the mid 30s. North Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming northeast around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Temperature Statistics

May Temperature

Forest City Municipal Airport (8.1 miles)

  • Lowest 2 May, 2026

    28.4 °F
  • Average May

    49.2 °F
  • Highest 8 May, 2026

    73.4 °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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