About
A UTMB Major event spanning Chiang Mai's iconic peaks — Doi Inthanon, Doi Suthep, and Chiang Dao. Runners traverse cloud forests, hill-tribe villages, and temple trails across multiple race weekends. Chiang Mai's renowned night markets and temples make it a top post-race destination.
Difficulty
Based on the ITRA standard.
Run Conditions
Temperature
20 – 29°C
Warm
Humidity
Very high
Rainfall
53 mm
Light rain
Sunshine
10.4h/day
~9 rainy days expected
Registration
Travel & Logistics
Race Day Info
GPX File
Not yet released, check again closer to race date
BiB Collection
Not available yet, check again closer to race date
Mandatory Gear
Coming soon
Other Distances
Chiang Mai Thailand by UTMB - 3K
Chiang Mai Thailand by UTMB - 26K
Chiang Mai Thailand by UTMB - 63K Night
Chiang Mai Thailand by UTMB - 63K
Chiang Mai Thailand by UTMB - 100K
Chiang Mai Thailand by UTMB - 173K
Community
Reviews
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Sources: utmb, website · Enriched 2026-07-07