Williston Weather Forecast

    • 13
    • 31

    Snow

    • 14
    • 36

    Sunny

    • 22
    • 45

    Mostly Sunny

    • 35
    • 52

    Mostly Cloudy

    • 36
    • 57

    Chance Rain

    • 27
    • 49

    Partly Sunny

Today 31 Jan Barnwell

Cloudy. A chance of snow with a slight chance of freezing rain in the Morning, then snow likely in the afternoon. Snow accumulation of 2 to 4 Inches. Ice accumulation around a trace. Much cooler with Highs in the lower 30s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 70 percent.

Tonight 31 Jan Barnwell

Mostly cloudy. Lows around 30. Northeast Winds around 5 Mph.

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Williston Temperature Statistics

January Temperature

Barnwell Regional Airport (9.9 miles)

  • Lowest 16 January, 2026

    17.6 °F

  • Average January

    47 °F

  • Highest 10 January, 2026

    80.6 °F

Climate (2021–Present)

Barnwell Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    54.3 °F

  • Average 2021–2026

    64.8 °F

  • Average High 2021–2026

    76.6 °F
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