Average sea water temperature in December:
+47.5°F
| Minimum sea water temperature in December: | 56.5°F |
| Maximum sea water temperature in December: | 41.0°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 45.0°F. The highest and lowest sea temperatures during the month were 50.5°F and 41.4°F.
sea water
temperature
temperature
| Rehoboth Beach |
monthly
weather
weather
| Rehoboth Beach |
current
weather
weather
| Rehoboth Beach |
14 days
forecast
forecast
| Rehoboth Beach |
Monthly sea water temperature in Rehoboth Beach, °F
Which USA resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Kailua Kona | 79.4°F | 78.3°F |
| West Palm Beach | 79.1°F | 78.4°F |
| Fort Lauderdale | 78.9°F | 77.6°F |
| Honolulu | 78.7°F | 78.3°F |
| Hawaii | 78.6°F | 78.3°F |
| Kauai | 78.3°F | 76.0°F |
| Maui | 78.2°F | 77.8°F |
| Miami Beach | 77.7°F | 75.9°F |
| Oahu | 77.2°F | 77.2°F |
| Islamorada | 76.9°F | 73.4°F |
| Key Largo | 76.7°F | 73.1°F |
| Key West | 76.3°F | 72.6°F |
| Miami | 76.0°F | 73.0°F |
| Everglades | 74.1°F | 69.7°F |
| Marco Island | 72.1°F | 68.0°F |
| Naples | 71.6°F | 67.7°F |
| Cape Coral | 71.4°F | 67.8°F |
| South Padre Island | 71.4°F | 71.9°F |
| Sanibel Island | 71.1°F | 67.1°F |
| Cocoa Beach | 69.5°F | 66.6°F |
Best time for vacation in Rehoboth Beach
Rehoboth Beach on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Rehoboth Beach
Local time: 03:49
December 25, thursday
0600
39°F
N
7 mph
7 mph
0900
39°F
NE
13 mph
13 mph
1200
39°F
NE
17 mph
17 mph
1500
43°F
E
13 mph
13 mph
1800
41°F
SE
13 mph
13 mph
2100
39°F
S
16 mph
16 mph
December 26, friday
0000
36°F
S
19 mph
19 mph
0300
32°F
S
20 mph
20 mph
