Winnsboro Weather Forecast

    • 74
    • 93

    Becoming Sunny

    • 74
    • 97

    Hot

    • 74
    • 96

    Mostly Sunny

    • 76
    • 96

    Partly Sunny

    • 74
    • 95

    Chance Rain Showers

    • 73
    • 93

    Chance Thunderstorms

Today 10 Aug Fairfield

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. West Winds around 5 Mph. Chance of rain 20 percent.

Tonight 10 Aug Fairfield

Partly cloudy in the Evening, then clearing. Lows in the mid 70s. Southwest Winds around 5 Mph.

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Winnsboro Temperature Statistics

August Temperature

Winnsboro/Fairfield County Airport (4.3 miles)

  • Lowest 7 August, 2026

    68 °F

  • Average August

    75.7 °F

  • Highest 1 August, 2026

    87.8 °F

Climate (2021–2026)

Winnsboro/Fairfield County Airport (4.3 miles)

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  • Average Low 2021–2026

    53 °F

  • Average 2021–2026

    62.7 °F

  • Average High 2021–2026

    73.5 °F
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