Measurements:
°C
°F
Jekyll Island
70°F
W 7 mph
Feels like: 70°F
Precip: 0%
World Resorts USA Jekyll Island Weather

Jekyll Island Sea Water Temperature

Current Sea Water Temperature:
+68.6°F
Maximum Sea Water Temperature in March: 73.8°F
Minimum Sea Water Temperature in March: 56.2°F
Average water temperature in March: 64.3°F

Sea Water Temperature for the Last 10 Days:

March 13 68.6°F March 08 64.8°F
March 12 68.0°F March 07 64.0°F
March 11 66.8°F March 06 61.8°F
March 10 66.6°F March 05 60.0°F
March 09 64.8°F March 04 56.6°F

When is the Warmest Sea for Jekyll Island?

According to our data for the last three years for Jekyll 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: 2025 2024 2023

The average sea surface temperature in August 2025 for Jekyll Island was 89.7°F. The maximum and minimum values were 86.8°F and 92.0°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Jekyll Island was 88.4°F. The maximum and minimum values were 85.2°F and 92.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Jekyll Island was 84.1°F. The maximum and minimum values were 80.8°F and 86.8°F respectively.

Best Time to Visit Jekyll Island
The most sunny months:
January 15 days
October 15 days
March 14 days
The most warm months:
July 92.6 °F
August 91.0 °F
June 90.1 °F
Warmest sea temperature:
August 89.0 °F
July 88.5 °F
September 85.6 °F
The most cold months:
January 60.4 °F
December 63.8 °F
February 65.7 °F
The most rainy months:
August 5 days
July 5 days
September 4 days
The most windy months:
February 7 mph
January 7 mph
December 6 mph

Jekyll Island on the Weather Map

USA Resorts:
NAME
Chicago +44
Hawaii +76
Honolulu +76
Houston +78
Las Vegas +96
Los Angeles +100
Maui +70
Miami +80
Miami Beach +82
New York +42
San Diego +94
San Francisco +74
Sarasota +76
Tampa +82
Washington +60
24 Hours Weather Forecast
Jekyll Island
Local time: 18:24
13 mar, friday
2100 64°F
W
7 mph
14 mar, saturday
0000 62°F
W
6 mph
0300 60°F
W
1 mph
0600 60°F
S
4 mph
0900 62°F
S
6 mph
1200 68°F
SW
8 mph
1500 70°F
W
9 mph
1800 68°F
W
9 mph