Stone Mountain Weather Forecast

    • 24
    • 49

    Chance Snow Showers

    • 13
    • 28

    Snow Showers

    • 22
    • 33

    Mostly Sunny

    • 28
    • 44

    Mostly Sunny

    • 41
    • 54

    Chance Rain Showers

    • 33
    • 52

    Chance Rain Showers

    • 28
    • 44

    Mostly Sunny

Today 30 Jan DeKalb

Partly sunny. Highs in the upper 40s. Light north Winds.

Tonight 30 Jan DeKalb

Mostly cloudy. A slight chance of snow Showers after midnight. Lows in the lower 20s. Light north Winds, increasing to northwest 10 to 15 Mph with Gusts up to 25 Mph after midnight. Chance of snow 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Stone Mountain Temperature Statistics

January Temperature

Atlanta, De Kalb-Peachtree Airport (8.7 miles)

  • Lowest 27 January, 2026

    14 °F

  • Average January

    45.7 °F

  • Highest 7 January, 2026

    72.6 °F

Climate (2021–Present)

Atlanta, De Kalb-Peachtree Airport (8.7 miles)

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  • Average Low 2021–2026

    53 °F

  • Average 2021–2026

    62.9 °F

  • Average High 2021–2026

    73.4 °F
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