Winnsboro Weather Forecast

    • 69
    • 86

    Rain Showers Likely

    • 70
    • 83

    Rain Showers Likely

    • 70
    • 88

    Slight Chance Thunderstorms

    • 71
    • 91

    Mostly Sunny

    • 72
    • 93

    Mostly Sunny

    • 73
    • 95

    Mostly Sunny

Today 28 Aug Fairfield

Mostly cloudy. Patchy fog this morning. A chance of Showers and Thunderstorms this afternoon. Highs in the mid 80s. Light and variable Winds, becoming south around 5 Mph this afternoon. Chance of rain 50 percent.

Tonight 28 Aug Fairfield

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Patchy fog after midnight. Lows in the upper 60s. Light and variable Winds. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winnsboro Temperature Statistics

August Temperature

Winnsboro/Fairfield County Airport (4.3 miles)

  • Lowest 25 August, 2026

    64.4 °F

  • Average August

    78.8 °F

  • Highest 14 August, 2026

    96.8 °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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