Fox Valley Winter Challenge Trail Series 8K
Aurora, IL
Sat, Feb 20, 2027
In 112 days · Sat, Feb 20, 2027
Don't let race day sneak up
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Saturday, February 20th, 2027
1680 5th Ave, Aurora IL
22–40°F · some rain risk
See last 10 years
On this date: rain 3 of the last 10 years
2026
26–44°F
rain
2025
0–16°F
dry
2024
26–55°F
dry
2023
26–47°F
dry
2022
16–54°F
dry
2021
-1–23°F
dry
2020
10–26°F
dry
2019
26–37°F
rain
2018
32–62°F
rain
2017
44–66°F
dry
Best months to race in Illinois →
About this race
Registration Has Moved
The Fox Valley Winter Challenge Trail Series has returned to a single race website for 2027 registration: https://runsignup.com/Race/IL/Batavia/FoxValleyWinterChallengeTrailSeries
The 5K, 8K, and 10K events are now all managed through one convenient registration page, allowing participants to register for any combination of races and take advantage of our new series swag rewards.
The 2027 schedule includes:
5K – January 23, 2027
8K – February 20, 2027
10K – March 14, 2027
Please visit the official 2027 Winter Challenge registration page:
https://runsignup.com/Race/IL/Batavia/FoxValleyWinterChallengeTrailSeries
We look forward to seeing you on the trails this winter!
Course map
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