Hilton Head Island weather in September
Warm and pleasant, with some rainy days. Average highs of 28°C and lows of 23°C, with around 14 rainy days expected throughout the month.
While September isn't our top-rated month for Hilton Head Island, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
28°C
Average low
23°C
Rainy days
14 days
Best months to visit
April, May, October
What to do in Hilton Head Island in September
Whatever the weather, Hilton Head Island rewards curious visitors. Here are some of the best ways to spend your time:
Explore
Dine
Culture
Nature
Shopping
Day trips
What to pack for September
Light layers work well — T-shirts and shorts for the day, a light jacket for evenings. Comfortable walking shoes are a must. Bring a compact umbrella just in case.
Browse other months
January
15C
Cool, with occasional showers.
February
17C
Cool, with occasional showers.
March
20C
Mild and comfortable, with occasional showers.
Recommended
April
23C
Mild and comfortable, with occasional showers.
Recommended
May
27C
Warm and pleasant, with occasional showers.
June
30C
Hot and humid, with regular rainfall.
July
31C
Hot and humid, with regular rainfall.
August
30C
Hot and humid, with frequent heavy rain.
September (you are here)
28C
Warm and pleasant, with some rainy days.
Recommended
October
25C
Warm and pleasant, with occasional showers.
November
20C
Mild and comfortable, with occasional showers.
December
17C
Cool, with occasional showers.
Book your September trip to Hilton Head Island
Find hotels, tours and experiences for the perfect escape.
