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2026 Copenhagen Marathon - May 10 Race Completed
Race Completed
This marathon has finished. Check back for next year's edition.
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Race Information
| Race | 2026 Copenhagen Marathon - May 10 |
|---|---|
| City | Copenhagen |
| Date | 2026-05-10 at 09:30 |
| Field Size | ~18,000 runners |
| Time Limit | 6 hours |
| Cutoff pace | 8:32/km |
| Course speed |
Fast courseSpeed index 0.93 — median of the last 4 winners' times against the global same-year median. Winner times track elite fields and prize money, so this reads the course as a proxy, not a pure measurement. |
| Timezone | Europe/Copenhagen |
| Official Site | Sparta Athletics |
Race Day Weather
| Average Temperature | 10.3°C / 51°F |
|---|---|
| Humidity | 80% |
| Wind | 24.8 km/h |
| Rain Chance | 34% |
| Typical Conditions | Cool and breezy Scandinavian spring weather |
What to Prepare: Copenhagen in May is pleasantly cool for racing but wind is ever-present on this flat terrain. Dress light and expect variable gusts along the harbor stretches. Arm sleeves provide flexibility as temperatures shift between sheltered streets and open waterfront.
Based on historical averages for race week. Use our Weather Score Calculator and What to Wear Guide for personalized advice.
Wind Impact on Race Day
Wind at 24.8 km/h can affect your marathon pace by 5-15 seconds per kilometer. Headwinds slow you down exponentially — a 20 km/h wind costs more than twice a 10 km/h wind.
Calculate your wind-adjusted pace →Race-Week Climate
Based on 20 years of race-week weather (2005-2024), MERRA-2 reanalysis
| Cooler | Typical | Warmer | |
|---|---|---|---|
| Temperature | 7.2°C | 10.3°C | 13.2°C |
| Dew point | 3.5°C | 6.9°C | 9.8°C |
Wet-day chance: 34%
Runnability: 71/100
Data: NASA POWER (MERRA-2 reanalysis), NASA Langley Research Center
Course Profile
| Course Type | Urban Loop |
|---|---|
| Elevation Gain | 15m |
| Terrain | Road |
| Profile | Ultra-flat course through Copenhagen passing the Little Mermaid statue, Tivoli Gardens, and colorful Nyhavn harbor. One of the flattest city marathons in Scandinavia — ideal for chasing a personal best if you manage the wind. |
| Boston Qualifier | Yes — Check your BQ time |
Finisher Trend
| Year | Finishers | vs prev. |
|---|---|---|
| 2024 | 14,655 | — |
| 2025 | 18,508 | +26.3% |
Runners who crossed the line, not the registered field size.
Prepare for 2026 Copenhagen Marathon - May 10
Use our free training tools to get race-ready:
Free Pace Band Generator — Printable Race Day Wristband
Free printable pace band for marathon, half marathon, or custom distance. Choose even, negative, or ...
Use Calculator →Marathon Wake-Up Time Calculator — Race Morning Timeline
7 AM race, wake at 3:45 AM? Enter the gun time; we work backward through meal, gear, bathroom, warm-...
Use Calculator →Wind Effect on Running — How Much Does Wind Slow You?
How much does a headwind actually slow you down? This free calculator turns wind speed and direction...
Use Calculator →Marathon Predictor — 5K, 10K & Half Marathon Race Predictor
Free marathon predictor — convert your 5K, 10K, or half marathon time into race-day estimates from R...
Use Calculator →Race Finish Time Calculator & Predictor — Free
Predict your race finish time from pace, or set a goal time to find required pace. Free instant calc...
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