Lake Hartwell State Park Weather Forecast

    • 36
    • 69

    Becoming Sunny

    • 30
    • 53

    Mostly Sunny

    • 28
    • 50

    Partly Sunny

    • 34
    • 48

    Mostly Cloudy

    • 42
    • 49

    Chance Rain

    • 43
    • 56

    Chance Rain

Today 26 Nov Greater Oconee

Sunny. Highs in the upper 60s. Temperature falling into the lower 60s in the afternoon. West Winds 10 to 15 Mph.

Tonight 26 Nov Greater Oconee

Mostly clear. Much cooler with Lows in the mid 30s. West Winds 10 to 15 Mph with Gusts up to 25 Mph, Diminishing to around 5 Mph after midnight.

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Lake Hartwell State Park Temperature Statistics

November Temperature

Clemson, Clemson-Oconee County Airport (14.9 miles)

  • Lowest 11 November, 2025

    27 °F

  • Average November

    56.6 °F

  • Highest 19 November, 2025

    80.1 °F

Climate (2020–Present)

Clemson, Clemson-Oconee County Airport (14.9 miles)

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  • Average Low 2020–2025

    53.5 °F

  • Average 2020–2025

    62.5 °F

  • Average High 2020–2025

    72.2 °F
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