International Day for the Preservation of the Ozone Layer 2049

Thursday, 16 September 2049

Marks the signing of the Montreal Protocol and promotes protection of the ozone layer.

Also known as

World Ozone Day

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Frequently asked questions

When is International Day for the Preservation of the Ozone Layer 2049?: International Day for the Preservation of the Ozone Layer 2049 is on Thursday, 16 September 2049.
What day of the week is International Day for the Preservation of the Ozone Layer 2049?: It falls on Thursday.
How is International Day for the Preservation of the Ozone Layer calculated?: This event is observed every year on 16 September.