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Chiangmai Thailand by UTMB

4 December 2026 to 6 December 2026 · Chiang Dao, Thailand

Enter on the race website
173K173 km · 107.5 mi, also 100K, 63K, 57K, 26K, 20K, 17K
Trailterrain
9,853 m32,326 ft climbing
23°C73°F, typical on the day

This trail festival runs over about a week around Chiang Mai, with the longest race, the 173 km Chiang Dao 160, starting at Wat Tham Chiang Dao. It climbs through mountain forest and Hmong villages and passes Montha Than Waterfall before finishing at PAO Park in Chiang Mai. That race has 9,800 m of climbing, sixteen aid stations and a 48-hour limit. Shorter distances include 100K, 63K, 57K and several 17 to 26K routes, some run by day or night. The organiser lists mandatory gear and qualification points for each race.

Route from UTMB.

Map © Mapbox © OpenStreetMap.

The Running Algorithm isn't affiliated with this race's organiser. Check the official site for the latest details.

Elevation

0 km20 km40 km60 km80 km100 km120 km140 km170.9 km / 106.2 mi

Typical weather

23°C73°F average
10%chance of rain
4 km/h2 mph wind

Historical averages for this place and date.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.

What could you run here?

Get a predicted time for this course from a recent race result.

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