The 2024 event has concluded.

Boulder Boulder

Boulder, CO, USAMay 27, 2024
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clear-day Clear conditions throughout the day.

Rain the the forecast? Drymax socks are thin, vented, and moisture wicking to keep blisters at bay in wet or hot conditions. Drymax socks.When you buy through our links, we may earn a commission.

The Bolder Boulder (styled as BOLDERBoulder and previously BolderBOULDER) is an annual 10-kilometer run in Boulder, Colorado. The most recent race featured over 54,000 runners, walkers, and wheelchair racers, making it the second largest 10k race in the US and the fifth largest road race in the world. It has one of the largest non-marathon prize purses in road racing. Wikipedia

Area Map

Course Maps

FAQ

When is the 2024 Boulder Boulder?

The 2024 Boulder Boulder will be held on Monday May 27, 2024.

Community

Historical Weather

RunScore
Run Score: 8
Temp
66°F
Min/Max
50°/66°F
Dew
37°F
Days of Rain
3/23
Wind
8mph
Tap a row for details.
YearConditionsLow / HighRainRunScore
2023
clear-day
54°/ 77°-
Run Score: 8
2022
cloudy
50°/ 62°-
Run Score: 8
2021
clear-day
53°/ 63°-
Run Score: 8
2020
clear-day
52°/ 77°-
Run Score: 8
2019
partly-cloudy-day
42°/ 56°-
Run Score: 9
2018
cloudy
59°/ 64°-
Run Score: 8
2017
clear-day
50°/ 67°-
Run Score: 9
2016
clear-day
52°/ 77°-
Run Score: 8
2015
clear-day
44°/ 62°-
Run Score: 8
2014
clear-day
56°/ 72°-
Run Score: 8
2013
clear-day
55°/ 80°-
Run Score: 8
2012
clear-day
51°/ 71°-
Run Score: 8
2011
cloudy
55°/ 62°-
Run Score: 9
2010
partly-cloudy-day
46°/ 65°-
Run Score: 9
2009
cloudy
43°/ 51°-
Run Score: 8
2008
cloudy
37°/ 41°Light
Run Score: 7
2006
partly-cloudy-day
38°/ 56°-
Run Score: 8
2005
partly-cloudy-day
41°/ 48°Light
Run Score: 8
2004
partly-cloudy-day
34°/ 48°Light
Run Score: 6
2003
partly-cloudy-day
67°/ 87°-
Run Score: 8
2002
partly-cloudy-day
53°/ 79°-
Run Score: 9
2001
partly-cloudy-day
50°/ 76°-
Run Score: 8
2000
partly-cloudy-day
61°/ 87°-
Run Score: 7