Official

World Oceans Day 2026

World Oceans Day falls on June 8, 2026.

8 June 2026
Date June 8, 2026 Monday 7 days ago Source: UNESCO

About this observance

An official international observance listed by UNESCO and marked on June 8.

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Frequently Asked Questions

World Oceans Day is listed for June 8, 2026 in 2026.

The current source label for this entry is UNESCO.