Trondheim Weather in January

Trondheim in January sees very low daytime temperatures of 1°C (34°F) and nighttime lows of -5°C (23°F). Rainfall is fairly high this month at around 116 mm (4.6 in), so pack a rain jacket to stay dry.

Rainfall in Trondheim in January

Based on our climate data of the past 30 years, about 20 days of snow/rain are anticipated, with 116 mm (4.6 in) on average. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Trondheim in January

Daytime highs in Trondheim in January reach 1°C (34°F), with nights around -5°C (23°F). January is part of winter. Expect a distinctly cold feel throughout the day, not just overnight. With lows of -5°C (23°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. The month is typically the coldest, so be sure to prepare by packing plenty of warm clothing.

Sunshine in Trondheim in January

The month has fewer sunny days, with around 36 hours of sunshine.

Wind Speed in Trondheim in January

Average wind speeds reach 3 m/s (6 knots) in January, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

Average water temperature in January

The water sits at 6°C (43°F) this month, which is well below what most people consider swimmable. Wetsuits help, but expect it to still feel cold.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Trondheim. Our weather planner can help you explore destinations with more pleasant weather conditions.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• July
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• September
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• November
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For a detailed overview over the year and the best time to visit Norway, check out our Trondheim's climate page.

Trondheim Temperature in January

Min Temperature -5°C (23°F)  

Max Temperature 1°C (34°F)  

Water Temperature 6°C (43°F)  

Chance of Rain 66%  

Precipitation 116 mm (4.6 in)  

Rainy days 20 days  

Humidity 78%  

Windspeed 3 m/s (6 knots)  

Sunshine 36 hours  

Percentage Sunshine  

What to Wear in Trondheim in January

Cold weather calls for smart layering in January. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. Expect water temperatures of around 6°C (43°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in Trondheim in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

2/10

Walking

2/10

Camping

1/10

Outdoor sports

2/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Norway, check out our Trondheim's climate page.

More climate data for Trondheim

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Trondheim climate overview or explore weather in Norway.