Snellville Weather Forecast

    • 31
    • 56

    Decreasing Clouds

    • 32
    • 47

    Mostly Sunny

    • 38
    • 60

    Mostly Sunny

    • 42
    • 59

    Slight Chance Rain Showers

    • 26
    • 53

    Mostly Sunny

    • 29
    • 46

    Mostly Sunny

Today 10 Dec Gwinnett

Mostly sunny. Highs in the mid 50s. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 10 Dec Gwinnett

Partly cloudy this Evening, then clearing. Lows around 30. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Snellville Temperature Statistics

December Temperature

Gwinnett County Airport-Briscoe Field (9.3 miles)

  • Lowest 7 December, 2025

    28.9 °F

  • Average December

    41 °F

  • Highest 3 December, 2025

    51.1 °F

Climate (2020–Present)

Gwinnett County Airport-Briscoe Field (9.3 miles)

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  • Average Low 2020–2025

    52.9 °F

  • Average 2020–2025

    62 °F

  • Average High 2020–2025

    72 °F
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