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Race Overview
The Rim Rock Marathon and Half Marathon course follows the famous Rim Rock Drive through the Colorado National Monument, giving runners beautiful views of the Grand Valley. The views along the race course are unmatched and perfect for runners looking for something MONUMENTAL.
WikipediaFAQ
When is the 2026 Rim Rock Marathon?
The 2026 Rim Rock Marathon will be held on Sunday November 1, 2026.
Rim Rock Marathon Weather History
Rim Rock Marathon Weather Averages
Average Temp: 49°, Average Low: 39°, Average High: 61°
| Time | 6AM | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|---|
| Temp | 41° | 40° | 44° | 47° | 52° | 54° | 56° | 57° |
| Feel | 37° | 37° | 43° | 46° | 52° | 52° | 55° | 56° |
| Rain | - | - | - | - | - | - | - | - |
| Wind | 6mph | 6mph | 2mph | 4mph | 6mph | 4mph | 3mph | 3mph |
| Dew | 28° | 28° | 29° | 28° | 29° | 29° | 29° | 30° |
| RunScore |  |  | |  | | | | |
Rim Rock Marathon 2025
Nov 2, 2025
Clear conditions throughout the day.
Low: 34°, High: 67°
| Time | 6AM | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|---|
| Temp |  34° | 35° | 42° | 47° | 51° | 55° | 58° | 62° |
| Feel | 34° | 30° | 42° | 45° | 51° | 55° | 58° | 62° |
| Rain | - | - | - | - | - | - | - | - |
| Wind | 0mph | 6mph | 0mph | 5mph | 0mph | 0mph | 0mph | 0mph |
| Dew | 22° | 22° | 23° | 22° | 24° | 23° | 23° | 23° |
| RunScore |  | | | | | | | |
Rim Rock Marathon 2024
Nov 3, 2024
Cloudy skies throughout the day with rain.
Low: 40°, High: 52°, Moderate Rain
| Time | 6AM | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|---|
| Temp |  45° | 44° | 44° | 47° | 50° | 49° | 48° |  44° |
| Feel | 43° | 43° | 44° | 46° | 50° | 44° | 44° | 42° |
| Rain | - | - | - | - | - | - | - | light |
| Wind | 5mph | 3mph | 0mph | 3mph | 10mph | 11mph | 8mph | 5mph |
| Dew | 33° | 34° | 35° | 34° | 34° | 34° | 35° | 38° |
| RunScore | | | | | | | | |
Rim Rock Marathon 2023
Nov 5, 2023
Clear conditions throughout the day.
Low: 42°, High: 64°
| Time | 6AM | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|---|
| Temp | 43° | 42° | 45° | 48° | 55° | 58° | 62° | 63° |
| Feel | 36° | 37° | 42° | 48° | 55° | 58° | 62° | 63° |
| Rain | - | - | - | - | - | - | - | - |
| Wind | 13mph | 8mph | 5mph | 4mph | 9mph | 0mph | 0mph | 5mph |
| Dew | 28° | 28° | 28° | 29° | 28° | 28° | 29° | 30° |
| RunScore | | | | | | | | |