Blackville Weather Forecast

    • 45
    • 77

    Sunny

    • 49
    • 76

    Mostly Sunny

    • 53
    • 83

    Mostly Sunny

    • 56
    • 87

    Mostly Sunny

    • 59
    • 88

    Partly Sunny

    • 61
    • 89

    Chance Rain Showers

Today 20 Apr Barnwell

Sunny. Highs in the upper 70s. Northeast Winds around 5 Mph, becoming northwest this afternoon.

Tonight 20 Apr Barnwell

Mostly clear. Lows in the mid 40s. West Winds around 5 Mph, becoming northeast after midnight.

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Blackville Temperature Statistics

April Temperature

Barnwell Regional Airport (9.3 miles)

  • Lowest 9 April, 2026

    42.8 °F

  • Average April

    67.4 °F

  • Highest 17 April, 2026

    91.4 °F

Climate (2021–Present)

Barnwell Regional Airport (9.3 miles)

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  • Average Low 2021–2026

    54.4 °F

  • Average 2021–2026

    64.9 °F

  • Average High 2021–2026

    76.7 °F
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