Average sea water temperature in May:
+41.6°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:
2026
2025
2024
The average sea water temperature in May of 2026 was 42.7°F. The highest and lowest sea temperatures during the month were 45.0°F and 40.6°F.
Monthly sea water temperature in Tromse, °F
Which Norway resorts have warmest sea in May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Oslo | 51.1°F | 52.6°F |
| Holmenkollen | 50.9°F | 52.6°F |
| Stavanger | 49.3°F | 52.1°F |
| Bergen | 49.0°F | 50.5°F |
| Trondheim | 48.2°F | 47.9°F |
| Ålesund | 47.0°F | 47.9°F |
| Tromse | 42.7°F | 42.5°F |
Best time for vacation in Tromse
Tromse on a weather map
Places in Norway:
Name
°F
24 Hours Forecast
Tromse
Local time: 21:59
October 26, monday
0000

39°F
NW
12 mph
12 mph
0300

39°F
NW
12 mph
12 mph
0600

39°F
NW
10 mph
10 mph
0900

39°F
NW
11 mph
11 mph
1200

41°F
NW
9 mph
9 mph
1500

39°F
NW
12 mph
12 mph
1800

39°F
N
13 mph
13 mph
2100

41°F
N
11 mph
11 mph


























