Current sea water temperature:
+42.4°F
| Minimum sea water temperature in December: | 45.1°F |
| Maximum sea water temperature in December: | 38.5°F |
| Average sea water temperature in December: | 42.2°F |
| more information | |
14 days
forecast
forecast
| Tromse |
monthly
weather
weather
| Tromse |
Sea water temperature for the last 10 days:
| December 18 | 42.4°F | December 13 | 43.0°F |
| December 17 | 42.4°F | December 12 | 42.8°F |
| December 16 | 42.6°F | December 11 | 43.0°F |
| December 15 | 42.6°F | December 10 | 43.0°F |
| December 14 | 42.8°F | December 9 | 43.0°F |
Monthly sea water temperature, °F
When is the warmest sea in Tromse?
Based on the data about daily sea water temperature for the last three years the warmest sea in Tromse was noticed in August, July and September.
Monthly Sea Temperatures in Tromse, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 51.6°F. The highest and lowest sea temperatures during the month were 55.4°F and 48.4°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 50.3°F. The highest and lowest sea temperatures during the month were 52.2°F and 47.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 50.4°F. The highest and lowest sea temperatures during the month were 52.2°F and 48.9°F.
current
weather
weather
| Tromse |
weather in
December
December
| Tromse |
Best time for vacation in Tromse
Tromse on a weather map
Places in Norway:
Name
°F
24 Hours Forecast
Tromse
Local time: 10:29
December 18, thursday
1200
25°F
NW
11 mph
11 mph
1500
25°F
NW
12 mph
12 mph
1800
27°F
NW
11 mph
11 mph
2100
27°F
N
12 mph
12 mph
December 19, friday
0000
25°F
N
14 mph
14 mph
0300
25°F
N
17 mph
17 mph
0600
27°F
N
14 mph
14 mph
0900
28°F
N
16 mph
16 mph
