When does Chhath Puja begin and end in 2026? Find all four days' rituals, important dates and Arghya timings. Chhath Puja 2026 will be observed from November 13 to 16. Get the full calendar for all 4 days of this ritualistic festival including dates and timings for Nahay Khay, Kharna, Sandhya Arghya and Usha Arghya. Learn about this holy ritualistic festival that is performed in honor of Surya Dev and Chhathi Maiya in Hindu tradition. When Is Chhath Puja 2026? Chhath Puja 202