Seabrook Island Weather in September

In Seabrook Island, September brings high daytime temperatures around 29°C (84°F), with nights cooling to 21°C (70°F). Expect quite a bit of rainfall this month.

Rainfall in Seabrook Island in September

Expect around 11 days of rain based on historical data, with 126 mm (5 in) average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Seabrook Island in September

September in Seabrook Island sees highs of 29°C (84°F) and lows of 21°C (70°F) overnight. This kind of day-to-night contrast is typical for this time of year. Nights are mild at around 21°C (70°F), which is comfortable for most people.

Sunshine in Seabrook Island in September

The days are predominantly sunny, with an estimated total of around 221 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you prefer enjoying temperate temperatures and rain-free days, March, April, May and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Seabrook Island's climate page.

Seabrook Island Temperature in September

Min Temperature 21°C (70°F)  

Max Temperature 29°C (84°F)  

Chance of Rain 37%  

Precipitation 126 mm (5 in)  

Rainy days 11 days  

Humidity 78% *  

Sunshine 221 hours *  

Percentage Sunshine 59% *  

* Data from: Charleston, the United States of America (31 KM, 19 Miles).

What to Wear in Seabrook Island in September

Warm but pleasant conditions in Seabrook Island in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Seabrook Island in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Seabrook Island's climate page.

More climate data for Seabrook Island

Temperature Rainfall Sunshine Humidity

See the full Seabrook Island climate overview or explore weather in the United States of America.