In 97 days · Sat, Jan 9, 2027
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Saturday, January 9th, 2027
Danny Lopez Park, Tucson AZ
5K · 10K · Half
41–64°F · low rain risk
See last 10 years
On this date: rain 1 of the last 10 years
2026
37–51°F
dry
2025
33–51°F
dry
2024
26–50°F
dry
2023
40–67°F
dry
2022
42–69°F
dry
2021
38–62°F
dry
2020
37–62°F
rain
2019
48–66°F
dry
2018
55–75°F
dry
2017
52–75°F
dry
Best months to race in Arizona →
Typical start here is 41°F — see the cold-start kit →
About this race
Event Overview
Bundle up and get ready to race! The Chilly Willy 5K/10K/Half Marathon is the perfect way to kick off the new year with some frosty fun and a whole lot of miles. Whether you’re tackling the 5K, digging deep for the 10K, or braving the full Half Marathon, this winter-themed event brings runners together for a crisp, refreshing challenge that celebrates the season.
Event Details
- Date: 2027-01-09
- Time: 9:00 am
- Location: Danny Lopez Park, Tucson, AZ
- Website: Chilly Willy Race
Awards and Recognition
Every participant will earn a finisher medal, a well-deserved reward for braving the chill and crossing that finish line. We’ll also be presenting overall and age-group awards for each distance in the usual 5-year categories starting at 10 & under, giving runners of all ages a chance to shine.
Race Atmosphere
It's wrapped in cool winter vibes, complete with themed swag, an energetic race atmosphere, and a finish-line experience that makes every shiver worth it. The event is designed for everyone—from first-time 5K walkers to seasoned half-marathoners looking to start the year strong.
Join Us!
Layer up, lace up, and come chill with us at the Chilly Willy 5K/10K/Half Marathon… where the air is cold, but the race-day excitement is always red-hot!
Course map
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