International Day Of Light 2024 Uk. All of its stores are closed on christmas day, but reopen from 9am on boxing day and resume normal trading hours. The international day of light takes place on 16th may, marking a global celebration of light and its crucial role in science, culture, and art.
If objects are in its path, they will cause the light to bend or refract. Repeats every year on the 16 of may 10 times.