Hartsville Regional Airport Weather Forecast

    • 28
    • 51

    Mostly Sunny

    • 31
    • 49

    Mostly Cloudy

    • 40
    • 62

    Mostly Sunny

    • 48
    • 71

    Mostly Sunny

    • 54
    • 78

    Partly Sunny

    • 55
    • 82

    Mostly Sunny

Today 17 Mar Darlington

Sunny. Highs in the lower 50s. Northwest Winds 5 to 10 Mph.

Tonight 17 Mar Darlington

Mostly clear. Lows in the upper 20s. Northwest Winds around 5 Mph, becoming north after midnight.

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Hartsville Regional Airport Temperature Statistics

March Temperature

Hartsville Regional Airport (0 miles)

  • Lowest 13 March, 2026

    30.2 °F

  • Average March

    62.4 °F

  • Highest 11 March, 2026

    89.6 °F

Climate (2021–Present)

Hartsville Regional Airport (0 miles)

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  • Average Low 2021–2026

    52.9 °F

  • Average 2021–2026

    63.3 °F

  • Average High 2021–2026

    74.5 °F
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