Tromsø in December
In December, Tromsø averages -1°C (30°F) during the day and -5°C (23°F) at night, with frequent rain — about 15 days of the month see precipitation (85 mm total).
Conditions are deeply cold — proper winter gear is essential. Plan for unsettled weather and bring rain gear. Snowfall occurs on roughly 11 days.
December is one of the wetter and less comfortable months in Tromsø. If your dates are flexible, consider a different time of year.
-1°C
Avg high
-5°C
Avg low
15
Rain days
85 mm
Rainfall
11
Snow days
Tromsø in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | -2°C / 28°F | -7°C / 19°F | 80 mm | 15 | 12 |
| February | -2°C / 28°F | -7°C / 19°F | 65 mm | 13 | 10 |
| March | -1°C / 30°F | -6°C / 21°F | 65 mm | 12 | 8 |
| April | 2°C / 36°F | -3°C / 27°F | 50 mm | 10 | 4 |
| May | 7°C / 45°F | 1°C / 34°F | 40 mm | 9 | 1 |
| June | 12°C / 54°F | 5°C / 41°F | 55 mm | 10 | 0 |
| July | 16°C / 61°F | 9°C / 48°F | 75 mm | 11 | 0 |
| August | 15°C / 59°F | 9°C / 48°F | 80 mm | 12 | 0 |
| September | 10°C / 50°F | 5°C / 41°F | 90 mm | 12 | 1 |
| October | 4°C / 39°F | 0°C / 32°F | 115 mm | 15 | 3 |
| November | 1°C / 34°F | -3°C / 27°F | 90 mm | 14 | 8 |
| December | -1°C / 30°F | -5°C / 23°F | 85 mm | 15 | 11 |
Other cities with similar December weather
Check the live 10-day forecast and sunrise/sunset.