Hilton Head Island weather in August
Hot and humid, with frequent heavy rain. Average highs of 30°C and lows of 25°C, with around 20 rainy days expected throughout the month.
While August 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
30°C
Average low
25°C
Rainy days
20 days
Best months to visit
April, May, October
What to do in Hilton Head Island in August
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 August
Light breathable clothing, high-SPF sunscreen, a wide-brimmed hat, and a reusable water bottle are essential. Pack sandals and at least one light layer for air-conditioned interiors.
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 (you are here)
30C
Hot and humid, with frequent heavy rain.
September
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 August trip to Hilton Head Island
Find hotels, tours and experiences for the perfect escape.
