Confused about Chaitra Purnima 2026 ? Find out which day to fast, perform snan and daan, and follow sanatangyan and shastras for spiritual benefits. Chaitra Purnima (the complete moon (Purnima) of the Shukla Paksha  in Chaitra) holds significant importance to the Hindus spiritually. The Purnima tithi this year (2026) will be spread out over two days, First Day on  April 1st and Second Day on April 2nd;  thus, causing confusion about which day to fast, to perform the ritual sn