Thomaston Weather Forecast

    • 70
    • 93

    Mostly Sunny

    • 68
    • 92

    Partly Sunny

    • 69
    • 93

    Mostly Sunny

    • 70
    • 93

    Chance Thunderstorms

    • 70
    • 89

    Rain Showers Likely

    • 69
    • 89

    Chance Thunderstorms

    • 70
    • 90

    Chance Thunderstorms

Today 23 Aug Upson

Sunny. Highs in the lower 90s. Northwest Winds 5 to 10 Mph.

Tonight 23 Aug Upson

Mostly clear this Evening, then becoming partly cloudy. Lows in the upper 60s. Light northwest Winds this Evening, becoming light and variable.

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Thomaston Temperature Statistics

August Temperature

Thomaston, Thomaston-Upson County Airport (5.6 miles)

  • Lowest 7 August, 2026

    68 °F

  • Average August

    80.1 °F

  • Highest 17 August, 2026

    96.8 °F

Climate (2021–2026)

Thomaston, Thomaston-Upson County Airport (5.6 miles)

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  • Average Low 2021–2026

    54.4 °F

  • Average 2021–2026

    64 °F

  • Average High 2021–2026

    75.1 °F
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