Saint Simons Island (GA)
August
Weather in Saint Simons Island, Georgia for August 2026
Your guide to Saint Simons Island weather in August - trends and predictions
So far, August 2026 in Saint Simons Island is slightly warmer than the historical average by 1.1 °F.
The forecast for the coming days of August 2026 predicts a temperature of 36.6 °F , which is warmer than usual.
In general, the average temperature in Saint Simons Island at the beginning of August is 31 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 30.9 °F by the end of August.
Saint Simons Island in August brings notable rainfall, with an average of 19 rainy days and a total precipitation of 406.5 mm.
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Temperatures
Rain 🌧️
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12
Dry days
19
Rainy days
0
Snow days
30°/26°
Temperatures
17 km/h
Avg max wind
78 %
Avg humidity
Saint Simons Island Weather August
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Temperatures trend during August in Saint Simons Island
See the weather trend as well as the moving average line
August weather in Saint Simons Island day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Thundery outbreaks possible | 34° /25° | 0.6 mm | 10 | |
| Aug. 2 | Thundery outbreaks possible | 32° /24° | 29.5 mm | 8 | |
| Aug. 3 |  Moderate or heavy rain shower | 28° /24° | 45.2 mm | 8 | |
| Aug. 4 |  Overcast | 30° /24° | 1 mm | 10 | |
| Aug. 5 | Thundery outbreaks possible | 32° /25° | 4.6 mm | 10 | |
| Aug. 6 | Overcast | 31° /24° | 6.7 mm | 10 | |
| Aug. 7 | Moderate or heavy rain shower | 30° /25° | 9.1 mm | 10 | |
| Aug. 8 |  Partly cloudy | 29° /24° | 13.8 mm | 7 | |
| Aug. 9 | Moderate or heavy rain shower | 30° /24° | 20.8 mm | 10 | |
| Aug. 10 | Moderate or heavy rain shower | 31° /26° | 24.1 mm | 9 | |
| Aug. 11 |  Light rain shower | 32° /26° | 2.3 mm | 10 | |
| Aug. 12 | Thundery outbreaks possible | 32° /25° | 3.4 mm | 10 | |
| Aug. 13 | Thundery outbreaks possible | 33° /25° | 2.1 mm | 10 | |
| Aug. 14 | Thundery outbreaks possible | 33° /25° | 0.6 mm | 10 | |
| Aug. 15 | Thundery outbreaks possible | 33° /25° | 0.1 mm | 9 | |
| Aug. 16 | Thundery outbreaks possible | 34° /26° | 5.9 mm | 10 | |
| Aug. 17 | Light rain shower | 32° /25° | 1.8 mm | 9 | |
| Aug. 18 | Thundery outbreaks possible | 34° /25° | 0.2 mm | 10 | |
| Aug. 19 |  Cloudy | 33° /25° | 0.1 mm | 10 | |
| Aug. 20 | Partly cloudy | 33° /24° | 0.2 mm | 10 | |
| Aug. 21 |  Sunny | 34° /24° | 13.5 mm | 8 | |
| Aug. 22 | Light rain shower | 31° /24° | 38.8 mm | 6 | |
| Aug. 23 |  Mist | 31° /24° | 0.3 mm | 9 | |
| Aug. 24 | Moderate or heavy rain shower | 31° /24° | 6.2 mm | 9 | |
| Aug. 25 | Cloudy | 32° /24° | 7.4 mm | 6 | |
| Aug. 26 | Sunny | 31° /22° | 9.6 mm | 6 | |
| Aug. 27 | Overcast | 29° /24° | 3.8 mm | 9 | |
| Aug. 28 | Moderate or heavy rain shower | 29° /24° | 19.2 mm | 5 | |
| Aug. 29 | Overcast | 29° /23° | 0.2 mm | 5 | |
| Aug. 30 | Overcast | 32° /24° | 1 mm | 9.5 | |
| Aug. 31 | Sunny | 34° /25° | 0.5 mm | 9.9 | |
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Important Notice
Our weather forecast for Saint Simons Island in August 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.
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Saint Simons Island in August - FAQ
What are the expected maximum and minimum temperatures in Saint Simons Island during August?
During August, expect a variety of temperatures with highs around 30° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saint Simons Island during August?
Significant rainfall exceeding 406.5 mm is expected in Saint Simons Island during August, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saint Simons Island during August?
The average wind speed in Saint Simons Island during August is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Saint Simons Island
Explore the daily rainfall trends and prepare for Saint Simons Islands August weather 💧
Typically, Saint Simons Island has 19 rainy days in August with a total of 406.5 mm of rainfall.
UV exposure in Saint Simons Island during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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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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