Measurements:
°C
°F
St. Simons Island
76°F
NW 9 mph
Feels like: 80°F
Precip: 0%
World Resorts USA St. Simons Island Weather

St. Simons Island Sea Water Temperature

Current Sea Water Temperature:
+76.0°F
Maximum Sea Water Temperature in November: 78.2°F
Minimum Sea Water Temperature in November: 60.6°F
Average water temperature in November: 69.7°F

Sea Water Temperature for the Last 10 Days:

November 05 76.0°F October 31 73.6°F
November 04 76.8°F October 30 73.2°F
November 03 76.8°F October 29 73.6°F
November 02 75.2°F October 28 73.8°F
November 01 74.8°F October 27 73.2°F

When is the Warmest Sea for St. Simons Island?

According to our data for the last three years for St. Simons Island the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for St. Simons Island was 87.9°F. The maximum and minimum values were 85.6°F and 90.2°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for St. Simons Island was 89.2°F. The maximum and minimum values were 88.0°F and 90.6°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for St. Simons Island was 85.4°F. The maximum and minimum values were 80.8°F and 90.2°F respectively.

Best Time to Visit St. Simons Island
The most sunny months:
April 16 days
January 14 days
March 14 days
The most warm months:
July 92.5 °F
August 91.5 °F
June 90.1 °F
Warmest sea temperature:
August 88.9 °F
July 88.4 °F
September 85.8 °F
The most cold months:
January 62.7 °F
December 65.3 °F
February 67.2 °F
The most rainy months:
August 6 days
July 6 days
September 5 days
The most windy months:
April 6 mph
March 6 mph
January 6 mph

St. Simons Island on the Weather Map

USA Resorts:
NAME
Boston +52
Chicago +64
Hawaii +80
Honolulu +80
Houston +80
Las Vegas +46
Los Angeles +62
Maui +74
Miami +82
New York +58
San Diego +56
San Francisco +58
Sarasota +74
Tampa +74
Washington +60
24 Hours Weather Forecast
St. Simons Island
Local time: 07:30
05 nov, tuesday
0900 78°F
NW
7 mph
1200 78°F
NW
11 mph
1500 78°F
NW
11 mph
1800 78°F
NW
9 mph
2100 78°F
NW
11 mph
06 nov, wednesday
0000 78°F
NW
11 mph
0300 78°F
NW
9 mph
0600 78°F
W
8 mph