Barnesville Weather Forecast

    • 51
    • 65

    Decreasing Clouds

    • 58
    • 81

    Mostly Sunny

    • 54
    • 86

    Mostly Sunny

    • 44
    • 69

    Mostly Sunny

    • 47
    • 68

    Mostly Sunny

    • 52
    • 75

    Mostly Sunny

Today 25 Mar Lamar

Mostly cloudy in the Morning, then becoming partly sunny. Highs in the mid 60s. Light east Winds.

Tonight 25 Mar Lamar

Mostly clear. Lows in the lower 50s. Light southeast Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Barnesville Temperature Statistics

March Temperature

Thomaston, Thomaston-Upson County Airport (9.3 miles)

  • Lowest 18 March, 2026

    28.4 °F

  • Average March

    60.6 °F

  • Highest 6 March, 2026

    82.4 °F

Climate (2021–Present)

Thomaston, Thomaston-Upson County Airport (9.3 miles)

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  • Average Low 2021–2026

    54.4 °F

  • Average 2021–2026

    64.1 °F

  • Average High 2021–2026

    75.2 °F
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