Autumn Run Half Marathon
Buena Vista, CO
- Half Marathon, 10K, 5K, Kids Run
- Road (Paved), Trail (Unpaved)
- Official race website
The Autumn Run is held each year on the third weekend in September, in and around the historic, friendly, and picturesque town of Buena Vista, Colorado. Nestled in the upper Arkansas River Valley at the base of the Collegiate Peaks, the Autumn Run has one of the most beautiful courses … MORE
Local Historical Weather (Sep 19):
| 2025 | 2024 | 2023 | 2022 | 2021 | |
| H (°F) | 70 | 73 | 64 | 77 | 72 |
| L (°F) | 40 | 38 | 41 | 41 | 46 |
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