Saint Simons Island Weather Forecast

    • 77
    • 84

    Slight Chance Thunderstorms

    • 74
    • 85

    Chance Thunderstorms

    • 74
    • 85

    Chance Thunderstorms

    • 77
    • 86

    Slight Chance Thunderstorms

    • 77
    • 87

    Chance Rain Showers

    • 76
    • 88

    Chance Rain Showers

Today 22 Sep Coastal Glynn

Partly cloudy. Chance of Showers and slight chance of Thunderstorms early in the Morning, then slight chance of Showers and Thunderstorms in the afternoon. Highs in the mid 80s. East Winds 10 to 15 Mph. Chance of rain 40 percent.

Tonight 22 Sep Coastal Glynn

Partly cloudy. Slight chance of Showers in the Evening, then chance of Showers after midnight. Lows in the mid 70s. East Winds 5 to 10 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Simons Island Temperature Statistics

September Temperature

Brunswick, Malcolm McKinnon Airport (0.6 miles)

  • Lowest 9 September, 2018

    75.9 °F
  • Average September

    83.7 °F
  • Highest 16 September, 2018

    95 °F

Climate (2010–Present)

Brunswick, Malcolm McKinnon Airport (0.6 miles)

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  • Average Low 2010–Present

    62.3 °F
  • Average 2010–Present

    69.3 °F
  • Average High 2010–Present

    76.8 °F
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