Hangzhou Marathon
Race Day Weather
Warm day, adjust pace early
Runners will face a temperature rise from 63°F at the start to 78°F by finish, with average humidity at 60%. Wind will be from the SW at 11 mph, which may provide a light challenge. Due to increasing heat, it is advised to start conservatively and hydrate frequently.
Pace Calculator
Enter a finish time to see what race day does to it.
Get forecast alerts for Hangzhou Marathon
We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.
Race Info
The Hangzhou Marathon starts at Huanglong Sports Center and finishes at the Hangzhou Olympic Sports Center Stadium. The course passes West Lake and the hilly Hupao Road in the first half, crosses the Qiantang River on the Fuxing Bridge, and follows the riverside greenway to the finish. First held in 1987, it holds World Athletics Gold Label status and recent editions have drawn 30,000-36,000 combined marathon and half marathon finishers; the 2026 field is capped at 22,000 in the full marathon and 14,000 in the half. Wikipedia
