Thursday, 16 September 2066
Marks the signing of the Montreal Protocol and promotes protection of the ozone layer.
Also known as
- World Ozone Day
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Add to calendarFrequently asked questions
- When is International Day for the Preservation of the Ozone Layer 2066?
- International Day for the Preservation of the Ozone Layer 2066 is on Thursday, 16 September 2066.
- What day of the week is International Day for the Preservation of the Ozone Layer 2066?
- 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.