Yalda 2024 London Time. 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. Shabe yalda brings together family and friends to pass the longest and darkest night of the year in good company and cheer, and celebrate the “rebirth of the sun” the following day, known as “khurram ruz” (the day of the sun).

Yalda is an ancient persian festival that is celebrated on the longest night of the year, typically around december 20th or 21st. The holiday dates back to the zoroastrian tradition,.