Reykjavik Spring Marathon
Reykjavík, Iceland · Monday 26 April 2027
The Reykjavik Spring Marathon, held on April 26, 2025, is a unique event that kicks off the running season in Reykjavik, Iceland. The course takes runners through the most beautiful parts of the city, away from street traffic, offering stunning views of Iceland's natural beauty. Starting in the Elliðaárdalur valley, the route passes through scenic valleys and along the seaside, providing breathtaking views of the Atlantic Ocean.
Difficulty Calculator
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:m
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Adjusted Time
3:56:30
Time difference: -3.5 minutes compared to a flat, road, temperate course.
Course Details
Elevation Gain170m
Elevation High49m
Elevation Low2m
Weather Forecast
High10°C
Low7°C
Chance of Rain96%
How hard is Reykjavik Spring Marathon?
Moderateharder than 24% of marathons
Flattest / easiestHardest
On our difficulty model, Reykjavik Spring Marathon plays about 1 minute slower than an average road marathon for a 3:30 runner. It ranks #874 hardest of 1150 marathons we analyse, and #3 of 4 in Iceland. Use the calculator above to see the exact adjusted time for your own goal pace.
What will you run at Reykjavik Spring Marathon?
Estimated finish times on this course versus the same effort on an average road marathon, based on its elevation, surface, and expected race-day temperature.
| Average-course time | On Reykjavik Spring Marathon | Difference |
|---|---|---|
| 3:00:00 | 2:55:43 | −04:17 |
| 3:30:00 | 3:26:05 | −03:55 |
| 4:00:00 | 3:56:30 | −03:30 |
| 4:30:00 | 4:26:59 | −03:01 |
| 5:00:00 | 4:57:29 | −02:31 |
| 5:30:00 | 5:28:02 | −01:58 |
| 6:00:00 | 5:58:38 | −01:22 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Reykjavik Spring Marathon 2027 Course Analysis
Reykjavik Spring Marathon is a full marathon held in Reykjavík, Iceland. It is scheduled for Monday 26 April 2027. The course is run on road surface with 170m of total climbing, with its high point near 49m above sea level. For registration and full race details, visit the official Reykjavik Spring Marathon website.
Elevation Profile
With 170m of total climbing, this is a gently undulating course. The elevation changes are manageable for most runners and shouldn't greatly affect your pacing.
Expected Race Day Weather
Based on historical weather data for April, the expected race day conditions are as follows. Near-ideal running temperatures are expected, ranging from 7°C to 10°C. This temperature range is widely considered optimal for marathon performance, allowing efficient heat dissipation without cold-related issues. There is a high chance of rain (96%). Runners should prepare for wet conditions, including appropriate footwear and clothing choices.
Surface Type: Road
Reykjavik Spring Marathon 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 Reykjavik Spring Marathon against other marathons to find the right race for your goals.
Marathons of similar difficulty
If Reykjavik Spring Marathon fits your goal, these courses play out about the same on our difficulty model.