Average sea water temperature in December:
+50.1°F
| Minimum sea water temperature in December: | 53.2°F |
| Maximum sea water temperature in December: | 44.6°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 49.1°F. The highest and lowest sea temperatures during the month were 52.0°F and 46.9°F.
Monthly sea water temperature in Belfast, °F
Which United Kingdom resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Gibraltar | 61.2°F | 62.7°F |
| Plymouth | 52.8°F | 53.4°F |
| Torquay | 51.6°F | 51.6°F |
| Bournemouth | 51.3°F | 51.1°F |
| Brighton | 51.2°F | 51.6°F |
| Belfast | 49.1°F | 50.2°F |
| Glasgow | 48.7°F | 48.7°F |
| Scarborough | 47.9°F | 47.8°F |
| Bath | 47.4°F | 46.9°F |
| Middlesbrough | 47.3°F | 47.2°F |
| Bristol | 47.2°F | 46.7°F |
| London | 46.6°F | 45.3°F |
| Edinburgh | 46.3°F | 45.9°F |
| York | 46.3°F | 45.3°F |
| Liverpool | 45.5°F | 44.9°F |
Best time for vacation in Belfast
Belfast on a weather map
Places in United Kingdom:
Name
°F
24 Hours Forecast
Belfast
Local time: 07:42
January 01, thursday
0900

37°F
SE
14 mph
14 mph
1200

41°F
SE
16 mph
16 mph
1500

41°F
SE
15 mph
15 mph
1800

37°F
E
15 mph
15 mph
2100

39°F
SE
17 mph
17 mph
January 02, friday
0000

37°F
SE
14 mph
14 mph
0300

36°F
SE
14 mph
14 mph
0600

36°F
SE
13 mph
13 mph



























