Stone Mountain Weather Forecast

    • 70
    • 93

    Mostly Sunny

    • 73
    • 94

    Mostly Sunny

    • 74
    • 96

    Slight Chance Thunderstorms

    • 74
    • 95

    Chance Thunderstorms

    • 73
    • 94

    Chance Thunderstorms

    • 72
    • 92

    Thunderstorms Likely

    • 72
    • 90

    Thunderstorms Likely

Today 5 Jul DeKalb

Sunny. Highs in the lower 90s. East Winds 5 to 10 Mph.

Tonight 5 Jul DeKalb

Mostly clear. Lows around 70. Light northeast 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

    79.4 °F

  • Highest 3 July, 2025

    90 °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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