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Race Overview
The City of Trees Marathon in Boise, Idaho, offers runners a scenic journey through the city's lush parks, tree-lined streets, and along the picturesque Boise River. The course features a mostly flat terrain with subtle elevation changes, providing a comfortable yet engaging running experience. Participants can expect well-marked paths, frequent aid stations, and a vibrant community atmosphere that showcases Boise's natural beauty and welcoming spirit.
WikipediaFAQ
When is the 2026 City of Trees Marathon?
The 2026 City of Trees Marathon will be held on Saturday October 10, 2026.
Is the City of Trees Marathon a Boston Marathon Qualfier?
No, the City of Trees Marathon is NOT a Boston Marathon qualifier.
City of Trees Marathon Weather History
City of Trees Marathon Weather Averages
Average Temp: 58°, Average Low: 48°, Average High: 68°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM | 2PM |
|---|---|---|---|---|---|---|---|---|
| Temp | 50° | 49° | 49° | 54° | 58° | 60° | 63° | 65° |
| Feel | 49° | 47° | 48° | 54° | 58° | 60° | 63° | 65° |
| Rain | - | - | - | - | - | - | - | - |
| Wind | 6mph | 6mph | 5mph | 4mph | 5mph | 8mph | 7mph | 9mph |
| Dew | 35° | 35° | 36° | 36° | 36° | 37° | 38° | 38° |
| RunScore |  | | |  | | | | |
City of Trees Marathon 2025
Oct 11, 2025
Clear conditions throughout the day.
Low: 46°, High: 62°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM | 2PM |
|---|---|---|---|---|---|---|---|---|
| Temp | 49° | 46° | 47° | 50° | 51° | 54° | 55° | 58° |
| Feel | 45° | 43° | 45° | 50° | 51° | 54° | 55° | 58° |
| Rain | - | - | - | - | - | - | - | - |
| Wind | 8mph | 7mph | 5mph | 8mph | 7mph | 14mph | 11mph | 13mph |
| Dew | 34° | 35° | 37° | 36° | 36° | 35° | 35° | 35° |
| RunScore | | | | | | | | |
City of Trees Marathon 2024
Oct 12, 2024
Clear conditions throughout the day.
Low: 49°, High: 75°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM | 2PM |
|---|---|---|---|---|---|---|---|---|
| Temp | 52° | 51° | 52° | 57° | 64° | 67° | 71° | 73° |
| Feel | 52° | 51° | 52° | 57° | 64° | 67° | 71° | 73° |
| Rain | - | - | - | - | - | - | - | - |
| Wind | 4mph | 5mph | 6mph | 1mph | 3mph | 3mph | 4mph | 4mph |
| Dew | 35° | 35° | 35° | 37° | 37° | 40° | 40° | 41° |
| RunScore | | | | | | | | |