South Altamaha River - Interstate 95 Bridge Weather Forecast

    • 35
    • 59

    Partly Sunny

    • 35
    • 53

    Becoming Sunny

    • 42
    • 64

    Mostly Sunny

    • 38
    • 62

    Mostly Sunny

    • 43
    • 65

    Mostly Sunny

    • 43
    • 66

    Mostly Sunny

    • 42
    • 64

    Partly Sunny

Today 8 Dec Coastal Glynn

Mostly cloudy. Highs around 60. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 8 Dec Coastal Glynn

Mostly cloudy this Evening, then becoming partly cloudy. Cooler with Lows in the upper 30s. North Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Real-Time

South Altamaha River - Interstate 95 Bridge Temperature Statistics

December Temperature

Brunswick / Glynco (5.6 miles)

  • Lowest 4 December, 2025

    34 °F

  • Average December

    54.4 °F

  • Highest 2 December, 2025

    70.5 °F

Climate (2020–Present)

Brunswick / Glynco (5.6 miles)

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  • Average Low 2020–2025

    57.8 °F

  • Average 2020–2025

    67.5 °F

  • Average High 2020–2025

    78.3 °F
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