How is World Sleep Day calculated?

This event is observed on the Friday before the spring equinox each year.

When is World Sleep Day 2039?

Name: World Sleep Day
Start: 2039-03-18
End: 2039-03-18
Location: Worldwide

World Sleep Day promotes healthy sleep and awareness of sleep-related health issues.

Download an iCalendar file for World Sleep Day and add it to your calendar app.

When is World Sleep Day 2039?: World Sleep Day 2039 is on Friday, 18 March 2039.
What day of the week is World Sleep Day 2039?: It falls on Friday.
How is World Sleep Day calculated?: This event is observed on the Friday before the spring equinox each year.