Bangsaen42 Chonburi Marathon
Race Day Weather
Warm start, adjust pace early
Runners will face temperatures beginning at 79°F and dropping slightly to 77°F by race end, with high humidity at 83%. A NE headwind will challenge runners from Miles 2-4 and 8-12, making pacing adjustments necessary during these stretches. With temperatures above 65°F, it's crucial to start conservatively and maintain hydration throughout the race.
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Race Info
Bangsaen42 Chonburi Marathon is an annual marathon in Bang Saen, Chon Buri, Thailand, first held in 2017. The single-distance race covers 42.195 km along the Gulf of Thailand coast, starting and finishing in front of the Bangsaen Heritage Hotel. It carries a World Athletics Elite Label and draws more than 12,000 runners, with an early morning start before sunrise to beat the tropical heat. MICE & Communication Co., Ltd. organizes the race, along with the companion Bangsaen21 half marathon held separately in December.