South Altamaha River - Interstate 95 Bridge Weather Forecast

    • 64
    • 84

    Mostly Sunny

    • 65
    • 84

    Mostly Sunny

    • 66
    • 83

    Slight Chance Thunderstorms

    • 66
    • 84

    Mostly Sunny

    • 67
    • 85

    Partly Sunny

    • 69
    • 85

    Mostly Cloudy

Today 13 Sep Coastal Glynn

Sunny. Highs in the lower 80s. Northeast Winds 15 to 20 Mph. Gusts up to 35 Mph this afternoon.

Tonight 13 Sep Coastal Glynn

Mostly clear. A slight chance of Showers after midnight. Lows in the mid 60s. Northeast Winds 15 to 20 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

South Altamaha River - Interstate 95 Bridge Temperature Statistics

September Temperature

Brunswick / Glynco (5.6 miles)

  • Lowest 4 September, 2025

    61.2 °F
  • Average September

    74.6 °F
  • Highest 5 September, 2025

    90.5 °F

Climate (2020–Present)

Brunswick / Glynco (5.6 miles)

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  • Average Low 2020–2025

    58.1 °F
  • Average 2020–2025

    67.7 °F
  • Average High 2020–2025

    78.3 °F
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