Crystal Lake Weather Forecast

    • 36
    • 68

    Mostly Sunny

    • 36
    • 64

    Sunny

    • 38
    • 73

    Sunny

    • 43
    • 79

    Sunny

    • 47
    • 84

    Sunny

    • 48
    • 86

    Sunny

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Temperature Statistics

May Temperature

Mount Shasta (47.2 miles)

  • Lowest 1 May, 2026

    40.6 °F

  • Average May

    61.9 °F

  • Highest 11 May, 2026

    86.6 °F

Climate (2021–Present)

Mount Shasta (47.2 miles)

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  • Average Low 2021–2026

    39.7 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    66 °F
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