Yi Peng Lantern Festival Cuando Se Celebra 2025 Dates. Catch the magic of the chiang mai yi peng lantern festival 2025! Yee peng —also yi peng — is a northern thai festival that is celebrated on the full moon of the twelfth month of the thai lunar calendar — for the most part in november.

The yi peng festival, also known as the yee peng festival or thai festivals of lights, is a traditional lanna festival celebrated in northern thailand, particularly in the city of chiang mai. Yi peng festival, also known as the sky lantern festival, is a traditional festival celebrated in the northern thai city of chiang mai.