Trondheim weather
Our guide to the weather in Trondheim during December
Trondheim, Norway is a picturesque city offering a host of cultural and outdoor activities, particularly in the summer months; however, visitors should be aware that the weather in December can be cold and unpredictable, so it is best to be prepared with warm clothing and suitable footwear. We've looked at the most up-to-date weather data for Trondheim, covering the last 12 years up to 2026, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Trondheim weather in December.
How cold is it in Trondheim during December?
It's cold in Trondheim during December. The temperature tops out at around -2℃ during the day, falling away to -5℃ at night. Brrrr! The UV index will be low at this time of year, so not something to worry about. However, if you're going to be outside for long periods it's always a good idea to apply a small amount of sunscreen to exposed skin.
Does it snow in Trondheim during December?
Yes, snow is pretty likely during December. There's also a good chance that there will be ice and snow on the ground, so pack appropriate footwear and clothing.
Is it windy in Trondheim during December?
You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in December. With cold air temperatures at this time of year, any breeze will feel very cold.
Weather in Trondheim
Our month-by-month guide to the weather and climate in Trondheim
Trondheim weather in
JanuaryTrondheim weather in
FebruaryTrondheim weather in
MarchTrondheim weather in
AprilTrondheim weather in
MayTrondheim weather in
JuneTrondheim weather in
JulyTrondheim weather in
AugustTrondheim weather in
SeptemberTrondheim weather in
OctoberTrondheim weather in
NovemberTrondheim weather in
December