Buenos Aires Half Marathon 2026
Buenos Aires · August 23, 2026 · 28,723 finishers
- Negative splits
- 64.5%
- Median finish
- 2:01:05
- Finishers
- 28,723
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 |
|---|---|
| <1:30 | -1.3% |
| 1:30-1:45 | -2.2% |
| 1:45-2:00 | -3.0% |
| 2:00-2:15 | -2.2% |
| 2:15-2:30 | 0.3% |
| >2:30 | 5.4% |
Race conditions
- Temp.
- 4.2°C – 11.1°C
- Humidity at peak
- 55%
- Wind
- 8 km/h – 11 km/h
Temperature ran from 4.2°C to 11.1°C. At its hottest, the air was at 55% humidity.
Hour by hour
| Hour | Temp. | Humidity | Wind |
|---|---|---|---|
| 07:00 | 4.2°C | 73% | 11 km/h |
| 08:00 | 4.3°C | 76% | 11 km/h |
| 09:00 | 5.6°C | 78% | 8 km/h |
| 10:00 | 7.4°C | 75% | 8 km/h |
| 11:00 | 8.9°C | 67% | 8 km/h |
| 12:00 | 10.4°C | 59% | 8 km/h |
| 13:00 | 11.1°C | 55% | 8 km/h |
Hourly data from open-meteo. Peak wind 11 km/h. Times in the race's own zone.