*The Duchess Who Wasn't Day: 27
Tug-of-War Day: 27
Link
*Race Your Mouse Around the Icons Day: 28
*Radio Commercials Day: 28

*Crackers Over The Keyboard Day: 28
*According to Hoyle Day: 29
National College Colors Day: 29
Link (Last Friday)
*Individual Rights Day: 29 Link
International Bat Night: 29-31 (Last Full Weekend)
*International Day Against Nuclear Tests: 29
*More Herbs, Less Salt Day: 29
*National Sarcoidosis Awareness Day: 29

*National Whiskey Sour Day: 29 Link (Also observed on 25th)
Bacon Day: 30 Link (Always the Saturday before Labor Day) and Link
*International Whale Shark Day: 30 Link
*National Holistic Pet Day: 30
National Buffalo Chicken Wings Day: 30-31
Link
*National Toasted Marshmallow Day: 30 Link
Franchise Appreciation Day: 30 (Saturday of Labor Day weekend) Link
*International Day of The Victims of Enforced Disappearances: 30 Link
*International Overdose Awareness Day: 31 Link
*Love Litigating Lawyers Day: 31
Pony Express Day: 31
(Last Sunday)
*Building and Code Staff Appreciation Day: 1
*Calendar Adjustment Day: 1
*Chicken Boy's Day: 1
*Emma M. Nutt Day: 1
Great Bathtub Race: 1
(Always on Labor Day)
*International Day of Awareness for the Dolphins of Taiji: 1 Link
Labor Day: 1
*National No Rhyme (Nor Reason) Day: 1
*Save Japan's Dolphins Day: 1 Link
(Event dates vary around the world. But 9/1 is when hunts begin.)
*Toy Tips Executive Toy Test Day: 1
*Bison-ten Yell Day: 2
*V-J Day: 2