Crystal Lake Weather Forecast

    • 68
    • 86

    Thunderstorms Likely

    • 68
    • 85

    Chance Thunderstorms

    • 68
    • 84

    Chance Thunderstorms

    • 69
    • 86

    Chance Thunderstorms

    • 70
    • 89

    Chance Thunderstorms

    • 70
    • 91

    Chance Thunderstorms

Today 22 Jul Oconee Mountains

Mostly sunny in the Morning, then partly sunny with Showers and Thunderstorms likely in the afternoon. Humid with Highs in the upper 80s. Northeast Winds around 5 Mph in the Morning, becoming light and variable. Chance of rain 70 percent.

Tonight 22 Jul Oconee Mountains

Mostly cloudy. Near steady Temperatures in the lower 70s. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Temperature Statistics

July Temperature

Clemson, Clemson-Oconee County Airport (18 miles)

  • Lowest 2 July, 2025

    70.6 °F

  • Average July

    82.4 °F

  • Highest 7 July, 2025

    96.7 °F

Climate (2020–Present)

Clemson, Clemson-Oconee County Airport (18 miles)

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  • Average Low 2020–2025

    53.6 °F

  • Average 2020–2025

    62.5 °F

  • Average High 2020–2025

    72.2 °F
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