When Is Purim 2025. The holiday of purim includes the fast day called taanis esther, the day of purim and the day of shushan purim. Purim in 2025 will begin at sundown on thursday, march 13th , and will end at nightfall on friday, march 14th.
All observances except passover begin the prior evening. Purim 2025 starts on sundown of march 13 ending at sundown on friday, march 14, commemorating for jews back in the 4th century bc when they were saved from a death.