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NorwayThe weather in December in Tromsø
It's cold in December in Tromsø with an average temperature of 1°C. Temperatures this month range from a low of -1°C to a high of 2°C. At night, you can expect temperatures between -6°C and -1°C.
Looking for sun? December isn’t a good month to be in Tromsø. There’s too much chance of rain this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Tromsø, Norway. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 10°C in 2016, Tromsø reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was -9°C in 2023. The extreme nighttime temperatures ranged from a lowest recorded value of -27°C to a highest value of 5°C.
Water temperature
The water temperature at Tromsø is 8°C this month. This is too cold to swim without protective gear.
Precipitation and snowfall
In December, there is an average of 173 mm of precipitation, spread over 19 days. Of the total precipitation, about 79 cm falls as snow in December. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in December for Tromsø
Click on any day in December to get detailed info about the usual weather on that day in Tromsø. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| Tromsø | New York | |
|---|---|---|
| Average temperature | 1°C | 9°C |
| Max. temperature | 2°C | 12°C |
| Min. temperature | -6°C | -5°C |
| Total precipitation | 173 mm | 133 mm |
| Rainy days | 19 days | 17 days |
| Total snowfall | 79 cm | 9,7 cm |
| Snowy days | 26 days | 3 days |
Start of December
The month of December starts in Tromsø with really cold temps, averaging around 2°C during the day and nights dipping to about -2°C.
Mid December
By mid-December, daytime temps drop to around 1°C, with nights around -2°C. There’s a high chance of precipitation during this time.
End of December
By the end of December, the average daytime temperature in Tromsø is around 1°C, while nighttime temps are about -4°C. A shower might pop up, but overall, the weather will be dry and sunny.
Find affordable trips to Tromsø
Check out the climate of Tromsø for all months and discover the best travel time
Curious about the weather in other parts of Norway? Check out the climate and weather for spots like Oslo, Lofoten, Vesterålen, or explore other destinations in Norway.
Temperature charts
These charts show the average temperatures in December in Tromsø, Norway. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Tromsø
Temperature in December in Tromsø over the years
Precipitation charts
These charts show the average amount of precipitation in December in Tromsø, Norway. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in Tromsø
Total precipitation in December in Tromsø over the years
Daily Snowfall in December in Tromsø
Snowfall in December in Tromsø per year
Daily UV index in December in Tromsø
This chart shows the average daily UV index in December in Tromsø, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in December in Tromsø
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Average weather in Tromsø by month
Click on a month below to see detailed weather info for Tromsø. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.