Blackville Weather Forecast

    • 47
    • 85

    Increasing Clouds

    • 46
    • 64

    Chance Rain

    • 50
    • 63

    Chance Rain

    • 57
    • 80

    Mostly Sunny

    • 52
    • 87

    Partly Sunny

    • 40
    • 63

    Mostly Sunny

Today 23 Mar Barnwell

Sunny. Highs in the mid 80s. West Winds 5 to 10 Mph with Gusts up to 25 Mph.

Tonight 23 Mar Barnwell

Partly cloudy. Lows in the upper 40s. North Winds 5 to 10 Mph with Gusts up to 25 Mph.

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Blackville Temperature Statistics

March Temperature

Barnwell Regional Airport (9.3 miles)

  • Lowest 18 March, 2026

    30.2 °F

  • Average March

    61.9 °F

  • Highest 11 March, 2026

    89.6 °F

Climate (2021–Present)

Barnwell Regional Airport (9.3 miles)

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  • Average Low 2021–2026

    54.3 °F

  • Average 2021–2026

    64.9 °F

  • Average High 2021–2026

    76.7 °F
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