Stone Mountain Weather Forecast

    • 75
    • 92

    Slight Chance Thunderstorms

    • 74
    • 94

    Slight Chance Thunderstorms

    • 75
    • 95

    Chance Thunderstorms

    • 76
    • 95

    Chance Thunderstorms

    • 76
    • 95

    Chance Thunderstorms

    • 75
    • 96

    Chance Thunderstorms

    • 74
    • 95

    Chance Thunderstorms

Today 16 Jul DeKalb

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 16 Jul DeKalb

Partly cloudy this Evening, then becoming mostly clear. Lows in the mid 70s. Light south Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Stone Mountain Temperature Statistics

July Temperature

Atlanta, De Kalb-Peachtree Airport (8.7 miles)

  • Lowest 3 July, 2025

    69.1 °F

  • Average July

    82 °F

  • Highest 7 July, 2025

    95.6 °F

Climate (2020–Present)

Atlanta, De Kalb-Peachtree Airport (8.7 miles)

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  • Average Low 2020–2025

    52.9 °F

  • Average 2020–2025

    62.7 °F

  • Average High 2020–2025

    73.1 °F
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