Stone Mountain Weather Forecast

    • 36
    • 53

    Becoming Sunny

    • 46
    • 65

    Partly Sunny

    • 52
    • 74

    Partly Sunny

    • 56
    • 79

    Mostly Sunny

    • 59
    • 82

    Mostly Sunny

    • 49
    • 78

    Partly Sunny

Today 18 Mar DeKalb

Mostly sunny. Highs in the mid 50s. Light south Winds.

Tonight 18 Mar DeKalb

Mostly cloudy. Near steady temperature in the lower 30s. Light north Winds.

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Stone Mountain Temperature Statistics

March Temperature

Atlanta, De Kalb-Peachtree Airport (8.7 miles)

  • Lowest 13 March, 2026

    37 °F

  • Average March

    63.7 °F

  • Highest 6 March, 2026

    84 °F

Climate (2021–Present)

Atlanta, De Kalb-Peachtree Airport (8.7 miles)

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  • Average Low 2021–2026

    53.1 °F

  • Average 2021–2026

    63.1 °F

  • Average High 2021–2026

    73.6 °F
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