NATIONAL VIRGINIA DAY | September 14. Founded in 2017 by National Day Calendar® to celebrate Virginia as the 10th state to join the Union. National Day Calendar is committed to celebrating every aspect of our nation's diverse culture and history, which is why we proudly introduced National State Days.

While September sees a downtick in the number of outdoorsy days, that doesn’t mean you can’t get outside and enjoy the waning days of summer. September is the first month of fall in the Northern Hemisphere and the first month of spring in the Southern Hemisphere. September’s full moon is appropriately named the Harvest Moon.

NATIONAL ANTS ON A LOG DAY | Second Tuesday in September. Founded in 2014 by National Day Calendar® and Duda Farm Fresh Foods.

National Swap Ideas Day is observed annually on September 10 and encourages us to share a creative or helpful idea with someone and trade them for their thoughts in return.

2023年9月10日 · Discover how easy it is to Celebrate Every Day® with the National Day Calendar® and the list of the National Days for September 10, 2023.

National TV Dinner Day is observed annually on September 10th. In 1953, C.A. Swanson & Sons changed the prepackaged meal business forever. Introducing the TV Dinner revolutionized frozen food.

Founded in 2017 by National Day Calendar® to celebrate Iowa as the 29th state to join the Union. National Day Calendar is committed to celebrating every aspect of our nation's diverse culture and history, which is why we proudly introduced National State Days.

2024年9月10日 · National TV Dinner Day is observed annually on September 10th. In 1953, C.A. Swanson & Sons changed the prepackaged meal business forever. Introducing the TV Dinner revolutionized frozen food.

NATIONAL DISEASE LITERACY MONTH | September. Founded in 2019 by National Day Calendar® and Hemonauts.

2023年9月13日 · International Sudoku Day; September 10. World Suicide Prevention Day; World First Aid Day - Second Saturday in September