Get ready to celebrate Halloween with a unique and spirited twist on your usual cycling routine. On October 31, 2026, Connor McMahon from Boulder Sports Physiotherapy invites you to join the PR Labs crew for an enchanting gravel ride that promises both fun and fitness. This casual yet spooky event is designed to be enjoyed by riders of all skill levels who are looking for a memorable way to mark Halloween. The route takes cyclists through scenic trails with plenty of opportunities to soak in the festive atmosphere, complete with themed decorations along the course. Whether you're dressed up as your favorite superhero or simply want to enjoy the crisp autumn air, this ride offers an engaging and relaxed experience. Participants will have the chance to explore some of Boulder's lesser-known gravel paths while enjoying a community-focused event that emphasizes camaraderie over competition. The day is filled with light-hearted activities, friendly banter among riders, and perhaps even a surprise or two along the way. So dust off your bike, don your Halloween gear, and join us for an unforgettable ride this October 31st!
Races Offered
Halloween Ride: Costumes, Coffee & Donuts
Oct 31, 2026
straighten
Distance —
2 Hours
terrain
Type —
Cycling
timer
09:00
Weather History
These values represent the 3-year monthly averages for October in Boulder.
thermostatTemperature
4.5° / 18.7°
wb_sunnyFeels like
1.2° / 15.0°
light_mode
Avg sunshine hours
9h 48m
water_drop
Avg rainfall
0.6 mm
ac_unit
Avg snowfall
0.1 cm
air
Avg wind speed
6.9 km/h (Light breeze)
opacity
Sweat loss rate
Low
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Moderate (4.0)
humidity_mid
Humidity
49.7%
wb_twilight
Sunrise
07:12
nightlight
Sunset
18:19
About Boulder
Learn more about the host city, Boulder.
Boulder is a home rule city that is the county seat of, and the most populous municipality in, Boulder County, Colorado, United States. With a population of 108,250 at the 2020 census, it is the 12th-most populous city in Colorado. Boulder is the primary city of the Boulder, CO Metropolitan Statistical Area, which had 330,758 residents in 2020, and is part of the Front Range Urban Corridor.
