Winnsboro Weather Forecast

    • 67
    • 82

    Chance Thunderstorms

    • 69
    • 89

    Slight Chance Thunderstorms

    • 72
    • 94

    Mostly Sunny

    • 72
    • 94

    Mostly Sunny

    • 73
    • 93

    Slight Chance Thunderstorms

    • 71
    • 92

    Chance Thunderstorms

Today 14 Jul Fairfield

Patchy fog in the morning. Mostly cloudy with a slight chance of Showers and Thunderstorms in the Morning, then partly sunny with a chance of Showers and Thunderstorms in the afternoon. Highs in the lower 80s. Northeast Winds around 5 Mph. Chance of rain 50 percent.

Tonight 14 Jul Fairfield

Cloudy with a chance of Showers with a slight chance of Thunderstorms. Near steady temperature around 70. Northeast Winds around 5 Mph. Chance of rain 50 percent.

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Winnsboro Temperature Statistics

July Temperature

Winnsboro/Fairfield County Airport (4.3 miles)

  • Lowest 1 July, 2026

    68 °F

  • Average July

    82 °F

  • Highest 2 July, 2026

    96.8 °F

Climate (2021–2026)

Winnsboro/Fairfield County Airport (4.3 miles)

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  • Average Low 2021–2026

    53.1 °F

  • Average 2021–2026

    62.7 °F

  • Average High 2021–2026

    73.5 °F
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