Trondheim Weather Averages
Climate averages for Trondheim based on 10 years of historical data.
Annual avg temp
5.5°C
Annual avg high
8.4°C
Annual avg low
2.4°C
Record high
31°C
Record low
-21°C
Annual rainfall
1322 mm
Rainy days
190
Sunshine
2.5h/day
Luftfuktighet
79%
Average Trondheim temperatures by month
Avg high
Avg low
Average rainfall in Trondheim by month
Rainfall (mm)
Sunshine hours in Trondheim by month
Sunshine (h/day)
Humidity in Trondheim by month
Average humidity
Month-by-month averages
| Month | Avg High | Avg Low | Rainfall | Sunshine |
|---|---|---|---|---|
| Vädret i januari | -1°C | -5°C | 113 mm | 1.1h |
| Vädret i februari | 0°C | -5°C | 90 mm | 1.5h |
| Vädret i mars | 3°C | -3°C | 97 mm | 2.1h |
| Vädret i april | 7°C | 0°C | 82 mm | 3.1h |
| Vädret i maj | 13°C | 5°C | 74 mm | 4.0h |
| Vädret i juni | 17°C | 9°C | 102 mm | 4.4h |
| Vädret i juli | 18°C | 11°C | 112 mm | 3.8h |
| Vädret i augusti | 18°C | 10°C | 132 mm | 3.2h |
| Vädret i september | 14°C | 8°C | 141 mm | 2.9h |
| Vädret i oktober | 8°C | 3°C | 149 mm | 2.2h |
| Vädret i november | 3°C | -1°C | 101 mm | 1.5h |
| Vädret i december | 0°C | -4°C | 129 mm | 0.8h |