Rio de Janeiro Marathon 2025
Rio de Janeiro · June 22, 2025 · 10,613 finishers
- Where the field cracked
- 30 km
- Negative splits
- 12.6%
- Median finish
- 4:10:09
- Finishers
- 10,613
Largest drop in pace between two mats.
Share of the field that ran the second half faster.
Fade, by finish time
Fade tracks ability, so a single field-wide median would compare you against people running a different race. Each band below is the median for runners who finished near your time.
| Band | Median fade |
|---|---|
| <3:00 | 2.3% |
| 3:00-3:30 | 4.1% |
| 3:30-4:00 | 4.4% |
| 4:00-4:30 | 8.1% |
| 4:30-5:00 | 13.7% |
| >5:00 | 19.9% |
Race conditions
- Temp.
- 18.5°C – 25.6°C
- Humidity at peak
- 69%
- Wind
- 2 km/h – 11 km/h
Temperature ran from 18.5°C to 25.6°C. At its hottest, the air was at 69% humidity.
Hour by hour
| Hour | Temp. | Humidity | Wind |
|---|---|---|---|
| 04:00 | 18.5°C | 95% | 2 km/h |
| 05:00 | 18.8°C | 93% | 3 km/h |
| 06:00 | 18.7°C | 93% | 3 km/h |
| 07:00 | 19.0°C | 92% | 3 km/h |
| 08:00 | 20.0°C | 91% | 5 km/h |
| 09:00 | 21.0°C | 89% | 6 km/h |
| 10:00 | 22.6°C | 81% | 6 km/h |
| 11:00 | 24.4°C | 73% | 3 km/h |
| 12:00 | 25.6°C | 69% | 4 km/h |
| 13:00 | 24.3°C | 76% | 11 km/h |
Hourly data from open-meteo. Peak wind 11 km/h. Times in the race's own zone.