Average sea water temperature in May:
+41.5°F
| Minimum sea water temperature in May: | 45.5°F |
| Maximum sea water temperature in May: | 38.1°F |
Daily sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 42.5°F. The highest and lowest sea temperatures during the month were 44.2°F and 40.1°F.
Monthly sea water temperature in Tromse, °F
Which Norway resorts have warmest sea in May?
| Place name | May 2025 | May 2024 |
|---|---|---|
| Oslo | 52.6°F | 55.7°F |
| Holmenkollen | 52.6°F | 55.6°F |
| Stavanger | 52.1°F | 52.8°F |
| Bergen | 50.5°F | 53.3°F |
| Trondheim | 47.9°F | 53.1°F |
| Ålesund | 47.9°F | 51.1°F |
| Tromse | 42.5°F | 41.2°F |
Best time for vacation in Tromse
Tromse on a weather map
Places in Norway:
Name
°F
24 Hours Forecast
Tromse
Local time: 00:48
January 16, friday
0300

14°F
N
13 mph
13 mph
0600

14°F
N
12 mph
12 mph
0900

16°F
N
13 mph
13 mph
1200

16°F
N
10 mph
10 mph
1500

16°F
N
11 mph
11 mph
1800

14°F
NW
9 mph
9 mph
2100

18°F
NW
9 mph
9 mph
January 17, saturday
0000

21°F
NW
9 mph
9 mph


























