Being totally within the Buddhist Zone of Nepal, the tsum valley inhabitants participate in all the regular Buddhist festivities. Losar Buddha’s birthday, Guru Rinpoche’s birthday and the various cham dances. A celebration called panda occurs in the village of yarcho above chumling in February, while a version of mani similar to the one in samagaon, is celebrated in Ripchet village during April. Ngungne is widely celebrated across tsum in nile, chhule phurbe rachen mu and piren phu. The festivities of nara khangsar ladrang are held in chhokang paro and at the isolated cliff clinging monastery of chi phu.
All the main monasteries have a festival in the early monsoon called Gumba Dhupa chhe ji. The riotous Dharchyang hore races are held in upper tsum in late September into October.Around the same time is the Gumba Ngile Ladrang. Also in the autumn a celebration takes place at milarepa’s cave that is unique to the valley according to local homestay people. Nara jhong takes place at gonhgye monastery above chhule in late November. The twin villages of Ngakyu leru hold the Nga ladrang Nara December.