Hilton Head Island (SC)
September
Weather in Hilton Head Island, South Carolina for September 2027
Your guide to Hilton Head Island weather in September - trends and predictions
In general, the average temperature in Hilton Head Island at the beginning of September is 28.9 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 26.7 °C by the end of September.
The climate of Hilton Head Island in September is notably wet, with an average of 12 rainy days, and a total of 226.6 mm of precipitation.
Is September a good time to visit Hilton Head Island? check out the best time to travel to Hilton Head Island page.
✨ Is September a good time to visit Hilton Head Island? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
18
Dry days
12
Rainy days
0
Snow days
28°/23°
Temperatures
23 km/h
Avg max wind
78 %
Avg humidity
Hilton Head Island Weather September
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Temperatures trend during September in Hilton Head Island
See the weather trend as well as the moving average line
September weather in Hilton Head Island day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 29° /24° | 1.7 mm | 7 | |
| Sept. 2 | Patchy rain possible | 29° /24° | 1.6 mm | 7 | |
| Sept. 3 |  Light rain | 29° /24° | 4.6 mm | 8 | |
| Sept. 4 | Patchy rain possible | 29° /24° | 1.3 mm | 8 | |
| Sept. 5 | Light rain shower | 30° /24° | 2.4 mm | 8 | |
| Sept. 6 |  Moderate rain | 29° /24° | 13.7 mm | 7 | |
| Sept. 7 | Moderate rain | 27° /23° | 14.5 mm | 6 | |
| Sept. 8 |  Heavy rain | 25° /22° | 53.9 mm | 5 | |
| Sept. 9 | Heavy rain | 26° /23° | 49.7 mm | 5 | |
| Sept. 10 | Patchy rain possible | 28° /23° | 1.3 mm | 6 | |
| Sept. 11 | Light rain | 28° /23° | 4.5 mm | 5 | |
| Sept. 12 |  Moderate or heavy rain shower | 28° /23° | 7.8 mm | 7 | |
| Sept. 13 | Light rain shower | 29° /24° | 1.8 mm | 5 | |
| Sept. 14 | Light rain | 28° /23° | 3.1 mm | 7 | |
| Sept. 15 | Light rain shower | 27° /24° | 1.8 mm | 5 | |
| Sept. 16 | Patchy rain possible | 27° /22° | 0.1 mm | 6 | |
| Sept. 17 |  Sunny | 27° /21° | 0 mm | 8 | |
| Sept. 18 |  Partly cloudy | 29° /24° | 0 mm | 8 | |
| Sept. 19 | Light rain | 30° /24° | 2.9 mm | 7 | |
| Sept. 20 | Light rain | 28° /23° | 2.9 mm | 5 | |
| Sept. 21 |  Cloudy | 27° /23° | 0.4 mm | 6 | |
| Sept. 22 | Light rain | 27° /23° | 3 mm | 5 | |
| Sept. 23 | Cloudy | 27° /22° | 0.8 mm | 4 | |
| Sept. 24 | Light rain | 25° /22° | 8.2 mm | 5 | |
| Sept. 25 | Patchy rain possible | 27° /21° | 1.4 mm | 7 | |
| Sept. 26 | Light rain | 27° /22° | 2.7 mm | 7 | |
| Sept. 27 | Torrential rain shower | 27° /21° | 34.2 mm | 7 | |
| Sept. 28 | Partly cloudy | 27° /21° | 0 mm | 7 | |
| Sept. 29 | Light rain | 26° /23° | 6.2 mm | 7 | |
| Sept. 30 | Sunny | 27° /24° | 0.3 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Hilton Head 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 Hilton Head Island forecast closer to your planned date for the most up-to-date weather information.
Change Month
Hilton Head Island in September - FAQ
What are the expected maximum and minimum temperatures in Hilton Head Island during September?
During September, expect a variety of temperatures with highs around 28° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hilton Head Island during September?
Significant rainfall exceeding 226.6 mm is expected in Hilton Head Island during September, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hilton Head Island during September?
The average wind speed in Hilton Head Island during September is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Hilton Head Island
Explore the daily rainfall trends and prepare for Hilton Head Islands September weather 💧
Typically, Hilton Head Island has 12 rainy days in September with a total of 226.6 mm of rainfall.
UV exposure in Hilton Head Island during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Hilton Head Island?Get accurate weather forecasts for Hilton Head Island, located at latitude 32.194 and longitude -80.738. Stay updated with localized weather information tailored for Hilton Head Island.
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