Average sea water temperature in December:
+66.0°F
| Minimum sea water temperature in December: | 70.9°F |
| Maximum sea water temperature in December: | 60.3°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 65.9°F. The highest and lowest sea temperatures during the month were 69.1°F and 62.1°F.
sea water
temperature
temperature
| Fort Walton Beach |
monthly
weather
weather
| Fort Walton Beach |
current
weather
weather
| Fort Walton Beach |
14 days
forecast
forecast
| Fort Walton Beach |
Monthly sea water temperature in Fort Walton Beach, °F
Which USA resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Kailua Kona | 79.3°F | 78.3°F |
| West Palm Beach | 79.1°F | 78.4°F |
| Fort Lauderdale | 78.8°F | 77.6°F |
| Honolulu | 78.6°F | 78.3°F |
| Hawaii | 78.5°F | 78.3°F |
| Kauai | 78.3°F | 76.0°F |
| Maui | 78.1°F | 77.8°F |
| Miami Beach | 77.5°F | 75.9°F |
| Oahu | 77.1°F | 77.2°F |
| Islamorada | 76.6°F | 73.4°F |
| Key Largo | 76.5°F | 73.1°F |
| Key West | 76.0°F | 72.6°F |
| Miami | 75.8°F | 73.0°F |
| Everglades | 73.9°F | 69.7°F |
| Marco Island | 71.9°F | 68.0°F |
| South Padre Island | 71.6°F | 71.9°F |
| Naples | 71.5°F | 67.7°F |
| Sanibel Island | 71.0°F | 67.1°F |
| Cocoa Beach | 69.5°F | 66.6°F |
| Siesta Key | 69.3°F | 65.6°F |
Best time for vacation in Fort Walton Beach
Fort Walton Beach on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Fort Walton Beach
Local time: 15:20
December 28, sunday
1800
70°F
NE
10 mph
10 mph
2100
66°F
NE
8 mph
8 mph
December 29, monday
0000
66°F
N
9 mph
9 mph
0300
66°F
NE
12 mph
12 mph
0600
68°F
NE
14 mph
14 mph
0900
68°F
E
14 mph
14 mph
1200
64°F
S
19 mph
19 mph
1500
59°F
S
17 mph
17 mph
