Race Discovery
Crested Butte Ultra

2025 - Crested Butte Ultra

Crested Butte, Colorado, United States View on map
Sep 27, 2025 (America/Denver local time)
Trail running

2025 distances

Trail running

50 Mile

Sep 27, 2025 Ultra 6:00 AM
Closed

55K

Sep 27, 2025 Ultra 7:00 AM
Closed

35K

Sep 27, 2025 35K 8:00 AM
Closed

Race-day weather

Conditions on September 27, 2025 — historical Open-Meteo data.

Temp (°C)
Minimum temperature (recorded on race day) 0.9° / Maximum temperature (recorded on race day) 19.1°
Feels Like (°C)
Minimum feels like — heat index / wind chill (recorded on race day) -3.6° / Maximum feels like — heat index / wind chill (recorded on race day) 19.1°
Peak wind (km/h)
Strongest wind of the day (recorded on race day)
16.6
Precip (mm)
Precipitation over the day (recorded on race day)
0.0mm
Humidity
Mean relative humidity (recorded on race day)
52.0%
Sunrise
Sunrise at the start line on September 27, 2025 (MDT)
Sunset
Sunset at the start line on September 27, 2025 (MDT)
Daylight
Hours between sunrise and sunset on race day
11h 56m

The sun rises at 7:00 AM and sets at 6:56 PM local time (MDT) in Crested Butte on September 27, 2025 — 11h 56m of daylight.

Course

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

Reviews

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Other races near Crested Butte

Different organizers, within 40 miles, in the next three months

Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 8 Crested Butte events

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