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Race Overview
Welcome to the Boise Marathon. The Boise Marathon will offer the summer option for our marathon series. June 21st promises to be one of the longest Boise days. Sunrise is at 6.04 a.m. and while Sunset is scheduled 9.30 p.m., you know that Boise sun can hang in the sky until late into the evening. We can't imagine a more perfect day to run our Summer Marathon.
WikipediaFAQ
When is the 2026 Boise Marathon?
The 2026 Boise Marathon will be held on Saturday June 20, 2026.
Is the Boise Marathon a Boston Marathon Qualfier?
Yes, the Boise Marathon is an official Boston Marathon qualifier.
What is the time limit for the Boise Marathon?
The time limit for the Boise Marathon is 6 hours.
Boise Marathon Weather History
Boise Marathon Weather Averages
Average Temp: 69°, Average Low: 52°, Average High: 83°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp | 53° | 58° | 62° | 66° | 70° | 73° | 76° |
| Feel | 52° | 56° | 62° | 66° | 69° | 71° | 74° |
| Rain | - | - | - | - | - | - | - |
| Wind | 3mph | 6mph | 9mph | 9mph | 8mph | 9mph | 10mph |
| Dew | 39° | 39° | 39° | 39° | 36° | 36° | 34° |
| RunScore |  | | | | | | |
Boise Marathon 2025
Jun 21, 2025
Clear conditions throughout the day.
Low: 44°, High: 66°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp | 45° | 49° |  51° | 54° | 56° | 57° | 60° |
| Feel | 44° | 45° | 51° | 54° | 56° | 57° | 60° |
| Rain | - | - | - | - | - | - | - |
| Wind | 3mph | 9mph | 10mph | 14mph | 11mph | 12mph | 11mph |
| Dew | 36° | 37° | 36° | 35° | 34° | 33° | 32° |
| RunScore | | | | | | | |
Boise Marathon 2024
Jun 22, 2024
Clear conditions throughout the day.
Low: 59°, High: 101°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp | 61° | 68° | 73° | 78° | 84° | 88° | 92° |
| Feel | 61° | 68° | 73° | 78° | 81° | 84° | 88° |
| Rain | - | - | - | - | - | - | - |
| Wind | 3mph | 4mph | 9mph | 4mph | 5mph | 5mph | 8mph |
| Dew | 41° | 41° | 41° | 43° | 38° | 39° | 37° |
| RunScore |  | | | | |  | |