How is International Day of Light calculated?

This event is observed every year on 16 May.

When is International Day of Light 2261?

Name: International Day of Light
Start: 2261-05-16
End: 2261-05-16
Location: Worldwide

International Day of Light celebrates light science and its applications in culture, education and sustainable development.

Download an iCalendar file for International Day of Light and add it to your calendar app.

When is International Day of Light 2261?: International Day of Light 2261 is on Thursday, 16 May 2261.
What day of the week is International Day of Light 2261?: It falls on Thursday.
How is International Day of Light calculated?: This event is observed every year on 16 May.