Itanagar hosts a mix of tribal festivals and national celebrations reflecting the diversity of Arunachal Pradesh.
Nyokum Yullo
February
The most important festival of the Nyishi tribe (the largest tribe in Arunachal), celebrated with traditional sacrifices, dances, and community feasting near Itanagar.
Arunachal Statehood Day
February 20
Celebrated with cultural programs, parades, and exhibitions across Itanagar marking the state's attainment of statehood in 1987.
Solung Festival
July/August
The Adi tribe's harvest festival celebrated in and around Itanagar with traditional Ponung dance, songs, and community gatherings.