In 248 days · Sat, Jun 12, 2027
Don't let race day sneak up
One email during race week. That's it.
Saturday, June 12th, 2027
1000 Village Rd, Granby CO
1 Mile
37–69°F · low rain risk
See last 10 years
On this date: rain 2 of the last 10 years
2026
39–74°F
dry
2025
42–71°F
dry
2024
42–74°F
rain
2023
35–56°F
rain
2022
41–76°F
dry
2021
38–75°F
dry
2020
32–70°F
dry
2019
34–63°F
dry
2018
41–72°F
dry
2017
34–72°F
dry
Best months to race in Colorado →
Race-day forecast says layers
37°F at the start.
Gloves, ear warmers, throwaway layers, hand warmers — delivered before race day.
About this race
The Human Potential Running Series Presents:
The Summits Trail Runs @ Granby Ranch Resort
The Summits Trail Runs occur at Granby Ranch Resort in Colorado's beautiful Rocky Mountains. These challenging trail races offer a variety of distances ranging from shorter runs to ultra distances, each course showcasing sweeping mountain vistas, dense forests, and rugged alpine terrain. Runners experience varying elevation gains that test endurance as the routes twist through single-track trails, alpine meadows, and aspen groves. The event celebrates the spirit of human resilience and determination, attracting runners who crave physical challenge and mountain landscapes' serenity. With a strong community atmosphere, the Summits Trail Runs emphasize respect for nature and camaraderie among athletes. This race weekend is a memorable mix of adventure, grit, and the breathtaking beauty of Granby Ranch.
Course map
Train with a club
Run clubs near Granby to train with before race day.
Suggested Races
Organize this race?
Claim it free to manage your listing — and get it featured for free, while spots last.