Global observance
International Day for the Preservation of the Ozone Layer
International Day for the Preservation of the Ozone Layer is an annual global observance recorded by the United Nations. This countdown follows the published calendar date worldwide and retains the United Nations source for review.
46
days to go
DateSeptember 16, 2026
CountdownWhole calendar days
TimezoneYour local timezone
LocationWorldwide
Good to know
When is International Day for the Preservation of the Ozone Layer?
The United Nations lists International Day for the Preservation of the Ozone Layer on September 16, 2026 each year. This countdown follows that published global observance date.