South Altamaha River - Champney Island Weather Forecast

    • 80
    • 94

    Chance Thunderstorms

    • 78
    • 94

    Slight Chance Thunderstorms

    • 77
    • 95

    Partly Sunny

    • 77
    • 95

    Slight Chance Thunderstorms

    • 77
    • 95

    Slight Chance Thunderstorms

    • 76
    • 95

    Chance Thunderstorms

    • 76
    • 94

    Chance Thunderstorms

Today 20 Jul Coastal Glynn

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the mid 90s. Southeast Winds around 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent. Heat index Values up to 108.

Tonight 20 Jul Coastal Glynn

Mostly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the upper 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

South Altamaha River - Champney Island Temperature Statistics

July Temperature

Brunswick / Glynco (5.6 miles)

  • Lowest 2 July, 2026

    66.6 °F

  • Average July

    83.6 °F

  • Highest 5 July, 2026

    100.4 °F

Climate (2021–2026)

Brunswick / Glynco (5.6 miles)

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  • Average Low 2021–2026

    57.8 °F

  • Average 2021–2026

    67.7 °F

  • Average High 2021–2026

    78.7 °F
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