Shab Yalda 2024au. The celebration lasts all night to usher in the morning of the. Shabe yalda, or yalda night is an evening of festivities and merriment that begins when the sun sets on the last day of fall (last day of maah e azar on jalali calendar) and continues until the.

In the past, iranians spent. Celebrate the longest night of the year with the iranian festival called yalda night celebration.