Purim 2017: Photos Of Jewish Holiday Celebrations IBTimes 3,073 Purim Costume Stock Photos, High Res Pictures, and Images Getty Images Why do Jewish people wear costumes on the Jewish holiday of purim? On Purim, we wear costumes to symbolize how the holiday's miracles were hidden within natural events. Just as Gd's intervention Jewish Dress Up Holiday Holiday Dresses: How To Celebrate Christmas And New Year In Style ADASA So I built a snowman Today is Purim in Israel. Purim is a Jewish holiday that is celebrated by dressing up. What do you think of Young's custom?