2026 Diamondbacks Race Against Cancer

The 2026 Diamondbacks Race Against Cancer in Phoenix, Arizona on September 27th is a heartwarming event that brings together runners, families, and community members to support cancer screening, treatment, and support for all those affected. The race begins at Chase Field, the home of the Arizona Diamondbacks, with the finish line also marking this historic park. This year marks its 13th edition, making it a beloved tradition in Phoenix.
On race morning, runners will be greeted by the familiar sights and sounds of Chase Field as they prepare for their journey through the streets around the stadium. The course offers a hard and dry surface with moderate UV index levels due to clear skies and plenty of sunshine. Runners can expect temperatures ranging from 24.7C to 38.1C, making it important to stay hydrated and comfortable during your run.
The Race Against Cancer has been running for over a decade now, supporting Arizona nonprofit organizations dedicated to the fight against cancer. With participant numbers growing year by year, this event stands as an essential part of Phoenix’s community spirit. Every step taken on this 5K course helps make meaningful differences in people's lives.
Course venue: The race runs through the streets around Chase Field.
Terrain and surface: A hard and dry road with moderate UV index levels.
Layout: It begins at Chase Field and ends there, passing by familiar landmarks of Phoenix.
Notable route features: Spectators lining up to cheer on participants as they run past the iconic Diamondbacks ballpark.
Start and finish details: The race starts and finishes back at Chase Field. Elevation is minimal with no significant climbs or descents. There are no aid stations provided during this event, so it's best to prepare accordingly.
Special course features: Participants will pass by the historic Chase Field, offering a unique experience for both locals and visitors.
Weather conditions on race day should feel like an average of 31.4C with minimal humidity at 29.7%, making it comfortable but still important to stay hydrated. The wind is usually around 8.9 km/h, so runners can expect a slight breeze as they complete their run. Precipitation risk is low, with only 1.2mm of rainfall expected.
The race offers one distance: the 5K.