Williston Weather Forecast

    • 61
    • 88

    Sunny

    • 62
    • 87

    Sunny

    • 53
    • 86

    Mostly Sunny

    • 46
    • 68

    Sunny

    • 49
    • 68

    Mostly Sunny

    • 55
    • 75

    Partly Sunny

Today 14 Oct Barnwell

Sunny. Near steady temperature in the upper 80s. Southwest Winds around 5 Mph.

Tonight 14 Oct Barnwell

Clear. Lows in the lower 60s. Light and variable Winds.

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Williston Temperature Statistics

October Temperature

Barnwell Regional Airport (9.9 miles)

  • Lowest 8 October, 2026

    55.4 °F

  • Average October

    71.1 °F

  • Highest 1 October, 2026

    89.6 °F

Climate (2021–2026)

Barnwell Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    54.5 °F

  • Average 2021–2026

    65.1 °F

  • Average High 2021–2026

    76.9 °F
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