World Resorts USA Jekyll Island Weather

Jekyll Island Sea Temperature in December

Average sea water temperature in December:
+59.6°F
Minimum sea water temperature in December: 67.8°F
Maximum sea water temperature in December: 49.3°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 60.3°F. The highest and lowest sea temperatures during the month were 64.9°F and 56.1°F.

Monthly sea water temperature in Jekyll Island, °F

Which USA resorts have warmest sea in December?

Place name December 2025 December 2024
Kailua Kona 79.4°F 78.3°F
Fort Lauderdale 79.2°F 77.6°F
Honolulu 78.8°F 78.3°F
Hawaii 78.7°F 78.3°F
Kauai 78.7°F 76.0°F
Maui 78.2°F 77.8°F
Miami Beach 78.0°F 75.9°F
Islamorada 77.6°F 73.4°F
Key Largo 77.5°F 73.1°F
Oahu 77.5°F 77.2°F
Key West 77.0°F 72.6°F
Miami 76.4°F 73.0°F
Everglades 75.1°F 69.7°F
South Padre Island 72.3°F 71.9°F
Naples 72.2°F 67.7°F
Cape Coral 72.2°F 67.8°F
Sanibel Island 71.7°F 67.1°F
Siesta Key 70.2°F 65.6°F
Sarasota 70.1°F 65.6°F
Cocoa Beach 70.0°F 66.6°F

Best time for vacation in Jekyll Island

Sunniest months:
October 15 days
January 14 days
March 14 days
Warmest months:
July 88.3 °F
August 86.9 °F
June 86.1 °F
Warmest sea temp:
August 85.1 °F
July 84.7 °F
September 82.1 °F
Coldest months:
January 59.8 °F
December 62.7 °F
February 64.8 °F
Rainiest months:
August 5 days
July 5 days
September 4 days
Windiest months:
December 6.7 mph
October 6.7 mph
January 6.7 mph

Jekyll Island on a weather map

Jekyll Island
+50°F
SW 6 mph
Feels like: +48°F
Precip.: 0%
Places in USA:
Name
°F
+36°F
+77°F
+77°F
+64°F
+66°F
+72°F
+75°F
+73°F
+28°F
+61°F
+57°F
+64°F
+63°F
+57°F
+34°F
24 Hours Forecast
Jekyll Island
Local time: 21:28
December 17, wednesday
0000
46°F
SW
5 mph
0300
48°F
SW
5 mph
0600
48°F
S
6 mph
0900
52°F
S
5 mph
1200
57°F
S
6 mph
1500
61°F
SW
6 mph
1800
61°F
SW
6 mph
2100
59°F
SW
6 mph
Units of measurement: °C / °F