Snellville Weather Forecast

    • 73
    • 92

    Mostly Sunny

    • 75
    • 96

    Decreasing Clouds

    • 69
    • 91

    Mostly Sunny

    • 68
    • 90

    Mostly Sunny

    • 70
    • 90

    Partly Sunny

    • 71
    • 89

    Chance Thunderstorms

    • 71
    • 86

    Thunderstorms Likely

Today 27 Jul Gwinnett

Mostly sunny. Near steady temperature in the upper 80s. Northwest Winds 5 to 10 Mph. Heat index Values up to 103.

Tonight 27 Jul Gwinnett

Partly cloudy. Lows in the lower 70s. Light west Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Snellville Temperature Statistics

July Temperature

Gwinnett County Airport-Briscoe Field (9.3 miles)

  • Lowest 5 July, 2026

    69.8 °F

  • Average July

    79.5 °F

  • Highest 2 July, 2026

    97 °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

    72.3 °F
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