Measurements:
°C
°F
Jekyll Island
96°F
W 9 mph
Feels like: 102°F
Precip: 8%
World Resorts USA Jekyll Island Weather

Jekyll Island Sea Water Temperature

Current Sea Water Temperature:
+89.4°F
Maximum Sea Water Temperature in September: 90.4°F
Minimum Sea Water Temperature in September: 80.2°F
Average water temperature in September: 85.9°F

Sea Water Temperature for the Last 10 Days:

September 15 89.4°F September 10 89.0°F
September 14 88.4°F September 09 89.0°F
September 13 88.2°F September 08 90.4°F
September 12 89.0°F September 07 89.6°F
September 11 89.4°F September 06 89.6°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: 2026 2025 2024

The average sea surface temperature in August 2026 for Jekyll Island was 89.1°F. The maximum and minimum values were 87.6°F and 91.0°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Jekyll Island was 90.1°F. The maximum and minimum values were 88.8°F and 92.4°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Jekyll Island was 88.8°F. The maximum and minimum values were 87.0°F and 90.4°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 93.4 °F
August 91.5 °F
June 90.3 °F
Warmest sea temperature:
August 89.0 °F
July 88.7 °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 4 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
Boston +64
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +74
Maui +66
Miami +92
Myrtle Beach +88
New York +72
Panama City Beach +90
San Diego +72
San Francisco +60
Santa Monica +72
Sarasota +94
Washington +76
24 Hours Weather Forecast
Jekyll Island
Local time: 11:16
15 sep, tuesday
1200 96°F
W
9 mph
1500 94°F
W
11 mph
1800 84°F
W
9 mph
2100 78°F
W
7 mph
16 sep, wednesday
0000 78°F
W
7 mph
0300 78°F
W
7 mph
0600 78°F
SW
6 mph
0900 84°F
SW
8 mph