Snellville Weather Forecast

    • 71
    • 86

    Partly Sunny

    • 70
    • 86

    Thunderstorms Likely

    • 71
    • 85

    Rain Showers

    • 71
    • 87

    Chance Thunderstorms

    • 71
    • 88

    Chance Thunderstorms

    • 71
    • 88

    Chance Thunderstorms

    • 72
    • 89

    Chance Thunderstorms

Today 3 Aug Gwinnett

Partly sunny with a slight chance of Showers and Thunderstorms. Highs in the mid 80s. Light west Winds. Chance of rain 20 percent.

Tonight 3 Aug Gwinnett

Partly cloudy. Lows around 70. Light northwest Winds this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Snellville Temperature Statistics

August Temperature

Gwinnett County Airport-Briscoe Field (9.3 miles)

  • Lowest 1 August, 2026

    69.8 °F

  • Average August

    77.8 °F

  • Highest 1 August, 2026

    86 °F

Climate (2021–2026)

Gwinnett County Airport-Briscoe Field (9.3 miles)

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  • Average Low 2021–2026

    53.3 °F

  • Average 2021–2026

    62.3 °F

  • Average High 2021–2026

    72.2 °F
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