Rim Rock Marathon

Fruita, CO, USA · November 1, 2026

36°·53° high·Calm·Dry

Weather

Race Day Weather

36°at start

58° high

Light

Dry

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Cold start — layer up, big temp swing

Runners will start in chilly 36°F conditions — dress in layers for the corral and plan to shed early. Temps will climb significantly to 58°F by later miles, so expect fading conditions as the race progresses.

Race day forecast available in 14 days

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Distance: 26.2mi

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Race Info

The Rim Rock Marathon and Half Marathon run along Rim Rock Drive through Colorado National Monument between Grand Junction and Fruita, Colorado. First held in 1997, the race is organized by the Grand Junction Sports Commission and finishes at Fruita's Circle Park. The 2025 edition (the 29th annual) drew nearly 600 finishers, its largest field to date. Source

Website

Race weekend

Sunday, November 1

7:30 AMMarathon (26.2 mi)

9:00 AMHalf Marathon (13.1 mi)

Course Map

FAQ

When is the 2026 Rim Rock Marathon?

The 2026 Rim Rock Marathon will be held on Sunday November 1, 2026.

What will the weather be like for the 2026 Rim Rock Marathon?

The forecast calls for a high of 58°F and a low of 34°F with a 7% chance of rain.

Historical Weather

Based on 4 years of data

Avg Temp

46°F

L:40° H:52°

RunScore

Conditions

Rain Freq

0 of 4 yrs

Wind4mph

Dew30°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2025 Rim Rock Marathon Clear conditions throughout the day. 2025	35°/55°	-	23°
2024 Rim Rock Marathon Cloudy skies throughout the day with rain. 2024	44°/50°	-	34°
2023 Rim Rock Marathon Clear conditions throughout the day. 2023	42°/58°	-	28°
2022 Rim Rock Marathon Partly cloudy throughout the day. 2022	39°/47°	-	36°

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