Tromsø Water Temperature

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Tromsø is a city close to Norwegian Sea. August is the month with the hottest water temperature at 51.3°F / 10.7°C. The coldest month is March with an ø water temperature of 39.2°F / 4°C. May is the month with the lowest precipitation of 1.1in / 27.4mm and December with the highest precipitation in a year with 4in / 100.6mm. The avg. air temperature is around 53.4°F / 11.9°C, July is the month with the highest temperature. January is the coolest with 11.8°F / -11.2°C average air temperature. June, July, August, September would be the best time to visit. Subarctic climate would be the climate here.

Tromsø Summary

Description Value
Current water temperature /
Warmest Month Water Temperature: August with 10.7°C / 51.3°F
Coldest Month Water Temperature: March with 4°C / 39.2°F
Warmest Month Air Temperature: July with 11.9°C / 53.4°F
Coldest Month Air Temperature: January with -11.2°C / 11.8°F
Wettest Month: December with 100.6mm / 4in
Driest Month: May with 27.4mm / 1.1in
Highest Humidity October with 89.6%
Lowest Humidity July with 79.4%
Best Time to Visit: June, July, August, September
Climate Classification Subarctic climate

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Tromsø water temperature by month

°C

Norwegian Sea water temperature by month

Max. Water

Temperature (°C)

 ø. Water

Temperature (°C)

 Min. Water

Temperature (°C)

January

 5.8 5.3 4.8

February

 4.8 4.4 4.1

March

 4.2 4.1 3.9

April

 4.8 4.3 4

May

 6.7 5.6 4.8

June

 8.7 7.6 6.7

July

 10.7 9.8 8.8

August

 11 10.6 10.2

September

 10.3 9.8 9.2

October

 9.2 8.5 7.8

November

 7.8 7.3 6.8

December

 6.9 6.3 5.8

°F

Norwegian Sea water temperature by month

Max. Water

Temperature (°F)

 ø. Water

Temperature (°F)

 Min. Water

Temperature (°F)

January

 42.4 41.5 40.6

February

 40.6 39.9 39.4

March

 39.6 39.4 39

April

 40.6 39.7 39.2

May

 44.1 42.1 40.6

June

 47.7 45.7 44.1

July

 51.3 49.6 47.8

August

 51.8 51.1 50.4

September

 50.5 49.6 48.6

October

 48.6 47.3 46

November

 46 45.1 44.2

December

 44.4 43.3 42.4
The hottest water temperature typically reached in August with around 51.3°F / 10.7°C. The coldest in March with an average water temperature of 39.2°F / 4°C.

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Tromsø weather today & 14-day weather forecast

7-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
 Rel. Humidity
Mar. 28
Mix snow/rain
33 °F
30°F
1 °C
-1°C
2mph (3km/h)
southeast
0in (4mm)
75 %
84%
Mar. 29
Mix snow/rain
35 °F
31°F
2 °C
-1°C
3mph (5km/h)
north-northeast
0in (6mm)
85 %
87%
Mar. 30
Mix snow/rain
37 °F
31°F
3 °C
-0°C
2mph (4km/h)
northeast
0in (0mm)
10 %
76%
Mar. 31
Mix snow/rain
37 °F
31°F
3 °C
-1°C
2mph (4km/h)
south
0in (0mm)
15 %
78%
Apr. 01
Mix snow/rain
38 °F
31°F
3 °C
-1°C
2mph (4km/h)
south-southwest
0in (1mm)
30 %
78%
Apr. 02
Mix snow/rain
38 °F
35°F
4 °C
2°C
3mph (5km/h)
south-southwest
0in (2mm)
55 %
82%
Apr. 03
Mix snow/rain
38 °F
33°F
3 °C
1°C
4mph (6km/h)
southwest
0in (9mm)
80 %
83%

+9-day forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
 Rel. Humidity
Apr. 04
Mix snow/rain
34 °F
31°F
1 °C
-1°C
3mph (5km/h)
southwest
0in (9mm)
85 %
83%
Apr. 05
Mix snow/rain
33 °F
29°F
1 °C
-2°C
3mph (4km/h)
south-southwest
0in (5mm)
90 %
79%
Apr. 06
Mix snow/rain
34 °F
29°F
1 °C
-2°C
3mph (5km/h)
south-southwest
0in (5mm)
90 %
80%
Apr. 07
Heavy snow
30 °F
28°F
-1 °C
-2°C
3mph (5km/h)
south-southwest
0in (12mm)
100 %
78%
Apr. 08
Snow
26 °F
24°F
-3 °C
-4°C
4mph (6km/h)
south
0in (4mm)
95 %
61%
Apr. 09
Light snow
24 °F
15°F
-5 °C
-10°C
1mph (2km/h)
east-northeast
0in (2mm)
90 %
72%
Apr. 10
Light snow
25 °F
8°F
-4 °C
-14°C
2mph (3km/h)
east-southeast
0in (0mm)
50 %
68%
Apr. 11
Overcast clouds
28 °F
19°F
-2 °C
-7°C
2mph (3km/h)
east
0in (0mm)
0 %
67%
Apr. 12
Light snow
28 °F
19°F
-2 °C
-7°C
2mph (4km/h)
east
0in (0mm)
55 %
79%

Tromsø weather by month / climate table

°C

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

 -5.1 -11.2 -16.2 62.3 4 81.9%

February

 -3.8 -10.2 -16.5 57.4 5 82.2%

March

 -1.9 -6.9 -13.6 67.7 10 81.5%

April

 3.4 -1.5 -7.2 35.8 10 81.9%

May

 9 3.4 -2.7 27.4 11 80.3%

June

 12.1 7.7 3.2 68.8 12 79.5%

July

 16 11.9 7.7 75.8 8 79.4%

August

 15 10.8 6.7 74 8 81.7%

September

 11.9 6.9 1.1 64.4 14 85.9%

October

 5.6 0.6 -6.1 68.3 0 89.6%

November

 -0.5 -5 -10.5 57.9 7 86.7%

December

 -3.4 -8.6 -14 100.6 9 83.4%

°F

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

 22.8 11.8 2.8 2.5 4 81.9%

February

 25.2 13.6 2.3 2.3 5 82.2%

March

 28.6 19.6 7.5 2.7 10 81.5%

April

 38.1 29.3 19 1.4 10 81.9%

May

 48.2 38.1 27.1 1.1 11 80.3%

June

 53.8 45.9 37.8 2.7 12 79.5%

July

 60.8 53.4 45.9 3 8 79.4%

August

 59 51.4 44.1 2.9 8 81.7%

September

 53.4 44.4 34 2.5 14 85.9%

October

 42.1 33.1 21 2.7 0 89.6%

November

 31.1 23 13.1 2.3 7 86.7%

December

 25.9 16.5 6.8 4 9 83.4%
The hottest avg. temperature is around 53.4°F / 11.9°C, July is the month with the highest temperature. January is the coolest with 11.8°F / -11.2°C average temperature. May is the month with the lowest precipitation of 1.1in / 27.4mm and December with the maximum precipitation in a year with 4in / 100.6mm.

Activities & POI in Tromsø

Type of Activity List
Marina for Sailing, Boat adventures, fishing Småbåthavna, Kai 10/11
Attraction Roald Amundsen, Tromsø domkirke, Tromsdalen kirke, Elverhøy kirke, Fjellheisen øvre stasjon, Fjellheisen nedre stasjon, Vår Frue kirke, Skansen, Ropes Course

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