Newnan Weather Forecast

    • 38
    • 61

    Mostly Sunny

    • 41
    • 61

    Slight Chance Rain Showers

    • 41
    • 57

    Partly Sunny

    • 46
    • 64

    Partly Sunny

    • 48
    • 69

    Partly Sunny

    • 51
    • 71

    Partly Sunny

Today 20 Dec Coweta

Sunny. Highs in the lower 60s. Light southeast Winds.

Tonight 20 Dec Coweta

Mostly clear. Lows in the upper 30s. Light south Winds, becoming southwest after midnight.

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Newnan Temperature Statistics

December Temperature

Newnan, Newnan Coweta County Airport (5 miles)

  • Lowest 15 December, 2025

    18.5 °F

  • Average December

    45.1 °F

  • Highest 13 December, 2025

    68 °F

Climate (2020–Present)

Newnan, Newnan Coweta County Airport (5 miles)

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  • Average Low 2020–2025

    54.8 °F

  • Average 2020–2025

    64.2 °F

  • Average High 2020–2025

    74.4 °F
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