Trondheim weather
Our guide to the weather in Trondheim during January
Trondheim is a vibrant city with plenty of outdoor activities to enjoy year-round, from winter skiing to summer kayaking, making it an ideal destination for British tourists. 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 January.
How cold is it in Trondheim during January?
January is typically the coldest month in Trondheim. And when we say cold, we mean it. The temperature tops out at around -3℃ during the day, falling away to -7℃ at night. 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 January?
Yes, snow is pretty likely during January. 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 January?
You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in January. 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
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