In 141 days · Sun, Feb 28, 2027
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Sunday, February 28th, 2027
426 Brant St, Burlington ON
Half
25–40°F · some rain risk
See last 10 years
On this date: rain 0 of the last 10 years
2026
25–45°F
dry
2025
28–42°F
dry
2024
25–60°F
dry
2023
24–38°F
dry
2022
16–26°F
dry
2021
27–47°F
dry
2020
18–26°F
dry
2019
1–23°F
dry
2018
38–56°F
dry
2017
33–55°F
dry
Best months to race in Ontario →
Race-day forecast says layers
25°F at the start.
Gloves, ear warmers, throwaway layers, hand warmers — delivered before race day.
About this race
Chilly Half Marathon
Date: Sunday, Feb 28th, 2027
Location: 426 Brant St, Burlington, ON
Race Details: Check out more information here
Event Overview
- Join Us: Join us on the last Sunday in February for the 31st year of the Chilly Half Marathon, Ontario’s Premier Spring Racing Event!
- Historic Event: For more than three decades, runners have come together in Burlington to kick off the racing season at this iconic event.
- Course Design: Known for its fast, flat course, the Chilly Half Marathon takes you through beautiful downtown Burlington and along the scenic waterfront.
- Certification: The course is officially certified by Athletics Canada (ON-2013-092-BDC), ensuring the accuracy of the full 21.0975 km distance.
What to Expect
- Last Chance: The Chilly Half Marathon is the only race before the Boston Marathon this year.
- Goal Setting: Great opportunity to test your fitness and chase a personal best before the Boston Marathon.
- Celebration: Come celebrate 31 years of Chilly and kick off your spring racing season with us!
Volunteer Information
- Contact Us: To volunteer, please contact [email protected].
- Appreciation: We sincerely appreciate your support.
Course map
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