When Is Yalda 2024 Season. Yalda night is the longest night of the year between the sunset on december 21 st , the last day of autumn until sunrise on december 22 nd (dates may vary), the first day of winter, coinciding with the winter solstice in the. Yalda night, also called shabe yalda or shabe chele, is the longest night of the year between the last day of fall and the first day of winter, which falls on december 21 every.

Since ancient times, they have passed the longest and darkest night of the year, the last night of. Shabe yalda, also known as yalda night, is celebrated on the last day of autumn, or the last day of maah e azar.