World Rivers Day
World Rivers Day organizers; global initiative launched in 2005 alongside the UN Water for Life Decade
Date and recurrence
Fourth Sunday of September
This observance follows a reusable calendar rule rather than one fixed Gregorian date. The actual date can move from year to year. Rule: Fourth Sunday of September
Scope and status
The verified scope stored for this record is international river-awareness and stewardship observance. The site preserves that boundary and does not infer broader government, global or public-holiday status from the observance name alone.
Topic and context
What this page does not assume
- Keep the source-defined country, community, organizer or institutional scope; do not silently broaden it.
- Do not treat the title alone as proof of government recognition or public-holiday status.
- Do not add a creator, founding story or origin claim unless the supporting evidence establishes it.
Sources
- World Rivers Day — AboutOrganizer Dedicated Page
- World Rivers Day — official siteOrganizer Official Site
Frequently asked questions
When is World Rivers Day?
Fourth Sunday of September The stored recurrence guidance is: Fourth Sunday of September.
Does World Rivers Day fall on the same date every year?
It follows a recurring calendar rule, so the Gregorian date can change from year to year.
Is World Rivers Day an official public holiday?
The authority record verifies it within this scope: international river-awareness and stewardship observance. That recognition does not by itself make it a statutory public holiday; the site only makes public-holiday claims when the supporting authority record explicitly does so.
Who established or recognizes World Rivers Day?
The stored designation basis is: World Rivers Day organizers; global initiative launched in 2005 alongside the UN Water for Life Decade. Supporting provenance includes World Rivers Day — About. The site does not infer a separate creator or founder unless reviewed evidence establishes one.
Is World Rivers Day international or country-specific?
The record has international or global institutional scope: international river-awareness and stewardship observance. That does not mean every country treats the date as a public holiday or observes it in the same way.
How is this page verified?
The factual layer is source-backed and keeps its date rule, scope, provenance and editorial guardrails attached to the authority record. This record was checked on 2026-09-05.
Other observances on September 27
These records also resolve to September 27, 2026 under the current authority data.
Fête de la Communauté française
The Fédération Wallonie-Bruxelles 2026–2027 official calendar lists the Fête de la Communauté française on 27 September 2026.
Gold Star Mother's and Family's Day
The 2025 presidential proclamation uses Gold Star Mother's and Family's Day; 36 U.S.C. §111 separately designates the last Sunday in September as Gold Star Mother's Day.
Independence Day of Turkmenistan
The Ministry of Foreign Affairs states that 27 September is celebrated as Independence Day in Turkmenistan and lists it among public holidays.
National Chocolate Milk Day
Two Association of Nutrition & Foodservice Professionals chapter calendars from different publication years list National Chocolate Milk Day on 27 September.
National Corned Beef Hash Day
Two Association of Nutrition & Foodservice Professionals chapter calendars from different publication years list National Corned Beef Hash Day on 27 September.
World Day of Migrants and Refugees
The Holy See announced that the 112th World Day of Migrants and Refugees will be celebrated on Sunday, 27 September 2026.