Swimming in Tromso in december 2026: Average sea temperature in december and tide times in december 2026

Average sea temperature in Tromso in december 2026.

In december, according to seasonal norms, the sea temperature in Tromso is:

Minimum: 40°F

Average: 44°F

Maximum: 49°F

Other useful seasonal weather averages in december:

  • Outside temperature: 22°F to 27°F
  • Most common weather: "Snow showers"
  • The wind blows at -6.8mph
  • It rains a total of 6.4in, over 10 day(s).

Should we swim in Tromso in december?

No... The water temperature in Tromso in december is freezing

You won't be able to swim in Tromso in december! The water temperature is freezing, reaching as low as 40°F (and only 49°F at best)! Our advice: if you are going to Tromso this month, plan to sightsee and forget the beach!

Note also that in december, the climate is very bad with an average outside temperature of 24°F, 6.4in of precipitation (over 10 days) and 86.43 % humidity.

Water and normal seasonal temperatures in Tromso in december

December
Average sea temperature 44°F
Minimum sea temperature 40°F
Maximum sea temperature 49°F
Average outside temperature 25°F
Maximum outside temperature 27°F
Minimum outside temperature 22°F
Wind speed 12.4mph
Wind temperature 13°F
Precipitation 6.4in
Number of days of rain 10 jour(s)
(33%)
Humidity 87%
Visibility in kilometers 7.48km
Cloud cover 64%
Our opinion freezing swimming

Chart of the tides in december 2026

Tide times in december 2026 in Tromso

Swim elsewhere in Lapland in december

City Average T° Max. T° Our opinion
Alta in december43°F47°Ffreezing swimming
Kemi in december36°F42°Ffreezing swimming
Lulea in december38°F43°Ffreezing swimming
Kirkenes in december42°F45°Ffreezing swimming

Swim in Lapland in december: sea temperature by city

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