18.12
thu
thu
Day

25°F
NW 11 mph
Precip.
0%
0%
Night

25°F
N 14 mph
Precip.
100%
100%
19.12
fri
fri
Day

32°F
N 14 mph
Precip.
100%
100%
Night

28°F
N 7 mph
Precip.
0%
0%
20.12
sat
sat
Day

30°F
NE 5 mph
Precip.
100%
100%
Night

34°F
SE 18 mph
Precip.
100%
100%
21.12
sun
sun
Day

32°F
SE 12 mph
Precip.
100%
100%
Night

28°F
NE 6 mph
Precip.
100%
100%
22.12
mon
mon
Day

23°F
N 7 mph
Precip.
0%
0%
Night

21°F
NW 7 mph
Precip.
0%
0%
23.12
tue
tue
Day

18°F
N 9 mph
Precip.
0%
0%
Night

25°F
N 16 mph
Precip.
57%
57%
24.12
wed
wed
Day

36°F
N 16 mph
Precip.
100%
100%
Night

37°F
E 6 mph
Precip.
100%
100%
25.12
thu
thu
Day

34°F
NE 14 mph
Precip.
100%
100%
Night

36°F
NE 32 mph
Precip.
100%
100%
26.12
fri
fri
Day

36°F
E 24 mph
Precip.
100%
100%
Night

36°F
E 12 mph
Precip.
100%
100%
27.12
sat
sat
Day

32°F
NE 12 mph
Precip.
100%
100%
Night

36°F
E 34 mph
Precip.
100%
100%
28.12
sun
sun
Day

28°F
SE 37 mph
Precip.
100%
100%
Night

30°F
SE 18 mph
Precip.
100%
100%
29.12
mon
mon
Day

30°F
NE 17 mph
Precip.
100%
100%
Night

36°F
E 25 mph
Precip.
100%
100%
30.12
tue
tue
Day

36°F
E 27 mph
Precip.
100%
100%
Night

32°F
SE 17 mph
Precip.
100%
100%
31.12
wed
wed
Day

30°F
SE 17 mph
Precip.
100%
100%
Night

25°F
NW 10 mph
Precip.
100%
100%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 43.1°F. The highest and lowest sea temperatures during the month were 44.1°F and 42.4°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 39.7°F. The highest and lowest sea temperatures during the month were 41.5°F and 38.1°F.
Air temperature in Tromse, °F
Precipitation total in Tromse, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Tromse
Tromse on a weather map
Places in Norway:
Name
°F
24 Hours Forecast
Tromse
Local time: 10:30
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



























