Harlem Weather Forecast

    • 44
    • 72

    Sunny

    • 52
    • 78

    Sunny

    • 44
    • 72

    Sunny

    • 45
    • 73

    Mostly Sunny

    • 51
    • 74

    Partly Sunny

    • 57
    • 72

    Mostly Cloudy

Today 20 Oct Columbia

Sunny. Highs in the lower 70s. Northwest Winds around 5 Mph.

Tonight 20 Oct Columbia

Clear. Lows in the mid 40s. Light and variable Winds.

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Harlem Temperature Statistics

October Temperature

Thomson, Thomson-McDuffie County Airport (13.7 miles)

  • Lowest 17 October, 2025

    50 °F

  • Average October

    66.5 °F

  • Highest 1 October, 2025

    82.4 °F

Climate (2020–Present)

Thomson, Thomson-McDuffie County Airport (13.7 miles)

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  • Average Low 2020–2025

    53.6 °F

  • Average 2020–2025

    63.8 °F

  • Average High 2020–2025

    75.3 °F
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