Measurements:
°C
°F
Jekyll Island
82°F
NW 6 mph
Feels like: 88°F
Precip: 9%
World Resorts USA Jekyll Island Weather

Jekyll Island Sea Water Temperature

Current Sea Water Temperature:
+86.0°F
Maximum Sea Water Temperature in June: 90.2°F
Minimum Sea Water Temperature in June: 77.0°F
Average water temperature in June: 84.6°F

Sea Water Temperature for the Last 10 Days:

June 24 86.0°F June 19 86.6°F
June 23 85.4°F June 18 85.8°F
June 22 84.8°F June 17 85.6°F
June 21 85.0°F June 16 84.8°F
June 20 86.0°F June 15 86.0°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
April 15 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
April 7 mph

Jekyll Island on the Weather Map

USA Resorts:
NAME
Chicago +66
Hawaii +80
Honolulu +80
Houston +82
Las Vegas +96
Los Angeles +66
Maui +74
Miami +80
Miami Beach +88
Myrtle Beach +78
New York +70
San Diego +68
San Francisco +58
Sarasota +84
Tampa +84
24 Hours Weather Forecast
Jekyll Island
Local time: 00:24
25 jun, thursday
0300 78°F
NW
2 mph
0600 78°F
W
2 mph
0900 86°F
NW
2 mph
1200 92°F
NW
7 mph
1500 92°F
NW
9 mph
1800 88°F
NW
11 mph
2100 84°F
NW
7 mph
26 jun, friday
0000 82°F
NW
7 mph