Race Discovery
Alpha 5K Challenge
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Alpha 5K Challenge

Boulder, Colorado, United States View on map
Jun 12, 2027 (America/Denver local time)
Running

About this race

Description

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Running

Alpha 5K Challenge

Jun 12, 2027 5K 7:30 AM
Closed

Typical race-day weather

Based on 2 years of historical conditions on this event's race dates in Boulder.

Temp (°C)
Minimum temperature (race-day average) 9.9° / Maximum temperature (race-day average) 31.0°
Feels Like (°C)
Minimum feels like — heat index / wind chill (race-day average) 7.5° / Maximum feels like — heat index / wind chill (race-day average) 31.0°
Wind (km/h)
Average wind speed (race-day average)
16.9
Precip (mm)
Average precipitation (race-day average)
0.2mm
Humidity
Average relative humidity (race-day average)
37.5%

Course

Route map and elevation profile

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.

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Other races near Boulder

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

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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, 24 Boulder events

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