Gwinnett County Airport (Briscoe Field) Weather Forecast

    • 48
    • 78

    Mostly Sunny

    • 45
    • 69

    Sunny

    • 46
    • 73

    Mostly Sunny

    • 49
    • 73

    Partly Sunny

    • 53
    • 72

    Mostly Cloudy

    • 54
    • 69

    Slight Chance Rain Showers

Today 21 Oct Gwinnett

Mostly sunny. A slight chance of Showers this afternoon. Highs in the upper 70s. Temperature falling into the lower 70s this afternoon. West Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 21 Oct Gwinnett

Mostly clear. Lows in the upper 40s. West Winds 5 to 10 Mph.

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Gwinnett County Airport (Briscoe Field) Temperature Statistics

October Temperature

Gwinnett County Airport-Briscoe Field (0 miles)

  • Lowest 3 October, 2025

    57 °F

  • Average October

    65.6 °F

  • Highest 16 October, 2025

    79 °F

Climate (2020–Present)

Gwinnett County Airport-Briscoe Field (0 miles)

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  • Average Low 2020–2025

    53 °F

  • Average 2020–2025

    62 °F

  • Average High 2020–2025

    72 °F
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