Hartsville Weather Forecast

    • 64
    • 80

    Decreasing Clouds

    • 64
    • 81

    Partly Sunny

    • 60
    • 80

    Isolated Thunderstorms

    • 57
    • 76

    Partly Sunny

    • 58
    • 76

    Partly Sunny

    • 62
    • 79

    Partly Sunny

Today 20 Aug Bartholomew

Partly cloudy through early Afternoon, then clearing. Highs around 80. North Winds around 5 Mph.

Tonight 20 Aug Bartholomew

Mostly clear through the late Overnight, then becoming partly cloudy. Patchy fog toward daybreak. Lows in the mid 60s. Northeast Winds around 5 Mph through the late Overnight, becoming light and variable.

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Hartsville Temperature Statistics

August Temperature

Columbus / Bakalar (10.6 miles)

  • Lowest 4 August, 2026

    59 °F

  • Average August

    76 °F

  • Highest 10 August, 2026

    91.4 °F

Climate (2021–2026)

Columbus / Bakalar (10.6 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    56.4 °F

  • Average High 2021–2026

    64 °F
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