
Trondheim, Norway · Sunday 6 September 2026
The Trondheim Halvmaraton is a stunning urban-meets-nature race set in Norway’s picturesque coastal city of Trondheim. The course combines historic streets, scenic riverbanks, and breathtaking fjord views, giving runners a little bit of everything. Trondheim’s unpredictable coastal weather can add an extra challenge, with the possibility of rain, wind, or bright sunshine all in one race. However, the cool temperatures and lively crowd support help runners stay motivated.
Adjusted Time
1:53:17
Time difference: +8.3 minutes compared to a flat, road, temperate course.
On our difficulty model, Trondheim Halvmaraton plays about 8 minutes slower than an average road half marathon for a 1:30 runner. It ranks #101 hardest of 450 half marathons we analyse, and #2 of 6 in Norway. Use the calculator above to see the exact adjusted time for your own goal pace.
Estimated finish times on this course versus the same effort on an average road half marathon, based on its elevation, surface, and expected race-day temperature.
| Average-course time | On Trondheim Halvmaraton | Difference |
|---|---|---|
| 1:30:00 | 1:36:06 | +06:06 |
| 1:45:00 | 1:53:17 | +08:17 |
| 2:00:00 | 2:10:39 | +10:39 |
| 2:15:00 | 2:28:10 | +13:10 |
| 2:30:00 | 2:45:51 | +15:51 |
| 2:45:00 | 3:03:41 | +18:41 |
| 3:00:00 | 3:21:39 | +21:39 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Trondheim Halvmaraton is a half marathon held in Trondheim, Norway. It is scheduled for Sunday 6 September 2026. The course is run on road surface with 338m of total climbing, with its high point near 30m above sea level. For registration and full race details, visit the official Trondheim Halvmaraton website.
This is a hilly course with 338m of total climbing, rising to around 30m above sea level. It pays to train on hills and to pace the climbs conservatively.
Based on historical weather data for September, the expected race day conditions are as follows. Near-ideal running temperatures are expected, ranging from 9°C to 16°C. This temperature range is widely considered optimal for marathon performance, allowing efficient heat dissipation without cold-related issues. There is a low chance of rain (0%), so dry conditions are likely.
Trondheim Halvmaraton is run on road surfaces, which provide the fastest and most predictable conditions for racing. Road courses allow for consistent pacing and are typically the best choice for a personal best.
Looking for an easier marathon or a tougher challenge? You can also compare Trondheim Halvmaraton against other half marathons to find the right race for your goals.
If Trondheim Halvmaraton fits your goal, these courses play out about the same on our difficulty model.
Stavanger, Norway
Ullensaker, Norway
Ålesund, Norway
Longyearbyen, Norway
Tromsø, Norway