Measurements:
°C
°F
Jekyll Island
52°F
NW 3 mph
Feels like: 52°F
Precip: 83%
World Resorts USA Jekyll Island Weather

Jekyll Island Sea Water Temperature

Current Sea Water Temperature:
+63.4°F
Maximum Sea Water Temperature in December: 69.8°F
Minimum Sea Water Temperature in December: 49.2°F
Average water temperature in December: 60.8°F

Sea Water Temperature for the Last 10 Days:

December 04 63.4°F November 29 66.6°F
December 03 66.6°F November 28 67.8°F
December 02 65.4°F November 27 69.0°F
December 01 65.2°F November 26 68.0°F
November 30 66.2°F November 25 68.6°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:
October 15 days
January 14 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 60.9 °F
December 64.1 °F
February 66.4 °F
The most rainy months:
August 5 days
July 5 days
September 4 days
The most windy months:
December 6 mph
October 6 mph
January 6 mph

Jekyll Island on the Weather Map

USA Resorts:
NAME
Chicago 0
Hawaii +78
Honolulu +78
Houston +46
Las Vegas +44
Los Angeles +56
Maui +72
Miami +72
Miami Beach +80
New York +20
San Diego +58
San Francisco +48
Sarasota +64
Tampa +64
Washington +28
24 Hours Weather Forecast
Jekyll Island
Local time: 01:02
05 dec, friday
0300 58°F
NW
6 mph
0600 60°F
N
6 mph
0900 62°F
NE
4 mph
1200 66°F
NE
5 mph
1500 64°F
NE
4 mph
1800 58°F
S
11 mph
2100 56°F
S
7 mph
06 dec, saturday
0000 56°F
SE
4 mph