September 7 national days 2026
On September 7th, 3 national days fall on this date.
September 7 is a date on the 2026 national-day calendar. TheDayOf currently lists 3 observances for this date: National Acorn Squash Day, Labor Day, and International Day of Clean Air. Open any day page for the date, history, and how to celebrate, or browse the rest of September from the month hub.
National Acorn Squash Day
National Acorn Squash Day is an informal U.S. food observance marked on September 7. In 2026 it falls on Monday, September 7 - the same…
Labor Day
Labor Day is the U.S. federal holiday on the first Monday in September. In 2026 that Monday is September 7. It honors the social and…
International Day of Clean Air
The International Day of Clean Air for blue skies is the United Nations observance on September 7. In 2026 that is Monday, September 7. The…