Guadalajara Half Marathon
Race Day Weather
Cool and calm, perfect pacing
Runners will face steady temperatures around 57°F from start to finish, with light winds from the SSW at 5 mph. Humidity is at a comfortable 55%, allowing for optimal performance. With these conditions, runners can maintain their pace without concern for heat or hydration adjustments.
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Race Info
The Guadalajara Half Marathon (Medio Maratón Internacional Guadalajara, also called the 21K GDL) is run on a Sunday in late February in Guadalajara, Jalisco, with the 2027 start and finish at the Glorieta de la Minerva. The 21.0975 km route is certified by World Athletics and follows the city's main avenues; the 2026 course went out along Niños Héroes and Mariano Otero toward La Perla and finished at the Arcos de Guadalajara. It is a World Athletics Platinum Label road race organized by the Guadalajara municipal sports council, and the 2026 field was capped at 22,500 and sold out in December 2025. Course records are 1:01:03 for men (Yasin Haji, 2023) and 1:07:45 for women (Judy Kemboi, 2025).
