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The best time to visit Trondheim
May, June, July and August — daytime highs around 17°C. Every number on this page is measured, not guessed.
Trondheim month by month
| Month | Day | Night | Wet days | |
|---|---|---|---|---|
| January | 1°C | -4°C | 17 | |
| February | 1°C | -4°C | 17 | |
| March | 4°C | -2°C | 16 | |
| April | 8°C | 0°C | 14 | Shoulder |
| May | 13°C | 5°C | 15 | Best |
| June | 17°C | 9°C | 16 | Best |
| July | 19°C | 12°C | 17 | Best |
| August | 17°C | 11°C | 17 | Best |
| September | 15°C | 8°C | 17 | Shoulder |
| October | 9°C | 4°C | 19 | |
| November | 4°C | -1°C | 14 | |
| December | 1°C | -3°C | 17 |
The short version
Warmest: July, around 19°C by day. Coolest: January, around 1°C by day and -4°C at night. Wettest: October with about 19 wet days. Driest: April with about 14.
If you want fewer people: April, September sit right beside the best months. The weather is close and the crowds are not.
Book it for those months
Prices climb as the good months fill up.
Common questions
When is the best time to visit Trondheim?
The best months are May, June, July and August, when daytime highs sit around 17°C.
What is the hottest month in Trondheim?
July, with daytime highs around 19°C.
What is the wettest month in Trondheim?
October, with about 19 wet days. The driest is April with about 14.
When is the cheapest time to visit Trondheim?
Prices follow the weather. The months either side of the best ones — April, September — are usually cheaper with similar conditions.
Temperatures and wet days are measured, not estimated: ERA5 reanalysis for 2021-2023, at Trondheim, Trøndelag. Source: Open-Meteo. Hotel and activity links are partner links — the price you pay is the same.