Saint Simons Island (GA)
September
Weather in Saint Simons Island, Georgia for September 2027
Your guide to Saint Simons Island weather in September - trends and predictions
The climate of Saint Simons Island in September is notably wet, with an average of 14 rainy days, and a total of 632.8 mm of precipitation.
Is September a good time to visit Saint Simons Island? check out the best time to travel to Saint Simons Island page.
✨ Is September a good time to visit Saint Simons Island? – Ask the AI Weatherman
Rain 🌧️
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16
Dry days
14
Rainy days
0
Snow days
29°/23°
Temperatures
17 km/h
Avg max wind
78 %
Avg humidity
Saint Simons Island Weather September
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Temperatures trend during September in Saint Simons Island
See the weather trend as well as the moving average line
September weather in Saint Simons Island day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Heavy rain | 28° /24° | 28.6 mm | 9 | |
| Sept. 2 |  Moderate rain | 28° /24° | 21 mm | 6 | |
| Sept. 3 |  Patchy rain possible | 30° /24° | 1.1 mm | 8 | |
| Sept. 4 |  Cloudy | 29° /25° | 0 mm | 6 | |
| Sept. 5 |  Sunny | 32° /25° | 0 mm | 9.9 | |
| Sept. 6 | Heavy rain | 31° /24° | 48.9 mm | 8 | |
| Sept. 7 |  Thundery outbreaks possible | 27° /24° | 328.4 mm | 4 | |
| Sept. 8 | Heavy rain | 29° /25° | 43.4 mm | 7 | |
| Sept. 9 | Heavy rain | 28° /24° | 30.2 mm | 5 | |
| Sept. 10 | Patchy rain possible | 29° /25° | 1.4 mm | 5 | |
| Sept. 11 | Heavy rain | 28° /23° | 67.1 mm | 6 | |
| Sept. 12 |  Light rain | 29° /23° | 4.3 mm | 6 | |
| Sept. 13 |  Partly cloudy | 31° /24° | 0.6 mm | 5 | |
| Sept. 14 | Patchy rain possible | 32° /23° | 1.1 mm | 7 | |
| Sept. 15 | Light rain | 30° /24° | 2.5 mm | 6 | |
| Sept. 16 | Sunny | 29° /22° | 0.8 mm | 6 | |
| Sept. 17 | Partly cloudy | 29° /23° | 0.1 mm | 8 | |
| Sept. 18 | Partly cloudy | 31° /23° | 0.1 mm | 8.8 | |
| Sept. 19 | Patchy rain possible | 31° /23° | 2.1 mm | 5 | |
| Sept. 20 | Light rain | 28° /23° | 3.5 mm | 5 | |
| Sept. 21 | Light rain | 28° /22° | 4.5 mm | 6 | |
| Sept. 22 | Light rain | 29° /22° | 8.3 mm | 6 | |
| Sept. 23 | Patchy rain possible | 27° /23° | 1.2 mm | 5 | |
| Sept. 24 |  Fog | 26° /21° | 0.9 mm | 4 | |
| Sept. 25 | Thundery outbreaks possible | 29° /21° | 1 mm | 8 | |
| Sept. 26 | Thundery outbreaks possible | 28° /19° | 2.8 mm | 7 | |
| Sept. 27 | Moderate rain | 28° /19° | 17.6 mm | 6 | |
| Sept. 28 | Mist | 28° /20° | 0 mm | 7 | |
| Sept. 29 | Moderate rain | 29° /22° | 10.9 mm | 5 | |
| Sept. 30 |  Overcast | 28° /21° | 0.2 mm | 7 | |
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Important Notice
Our weather forecast for Saint Simons Island in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Saint Simons Island forecast closer to your planned date for the most up-to-date weather information.
Change Month
Saint Simons Island in September - FAQ
What are the expected maximum and minimum temperatures in Saint Simons Island during September?
During September, expect a variety of temperatures with highs around 29° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saint Simons Island during September?
Significant rainfall exceeding 632.8 mm is expected in Saint Simons Island during September, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saint Simons Island during September?
The average wind speed in Saint Simons Island during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Saint Simons Island
Explore the daily rainfall trends and prepare for Saint Simons Islands September weather 💧
Typically, Saint Simons Island has 14 rainy days in September with a total of 632.8 mm of rainfall.
UV exposure in Saint Simons Island during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Saint Simons Island?Get accurate weather forecasts for Saint Simons Island, located at latitude 31.151 and longitude -81.37. Stay updated with localized weather information tailored for Saint Simons Island.
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