Hartsville Weather Forecast

    • 73
    • 94

    Chance Thunderstorms

    • 74
    • 94

    Chance Thunderstorms

    • 73
    • 91

    Thunderstorms Likely

    • 72
    • 89

    Thunderstorms Likely

    • 73
    • 93

    Chance Thunderstorms

    • 73
    • 95

    Slight Chance Thunderstorms

Today 29 Jun Darlington

Sunny. A chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 29 Jun Darlington

Partly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Lows in the lower 70s. South Winds around 5 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hartsville Temperature Statistics

June Temperature

Hartsville Regional Airport (3.1 miles)

  • Lowest 1 June, 2025

    57.2 °F

  • Average June

    77.8 °F

  • Highest 24 June, 2025

    100.4 °F

Climate (2020–Present)

Hartsville Regional Airport (3.1 miles)

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  • Average Low 2020–2025

    53 °F

  • Average 2020–2025

    63.3 °F

  • Average High 2020–2025

    74.3 °F
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