American Chess Day
September 1
World Alzheimer's Month
Labor Day
September 2
West Indian Day Parade
National Wildlife Day
September 4
Cheese Pizza Day
September 5
Ganesh Chaturthi
September 6
Grandparents Day
September 8
International Sudoku Day
September 9
Patriot Day
September 11
Positive Thinking Day
September 13
National Peanut Day
National Hispanic Heritage Month
September 15
National Guacamole Day
September 16
International Country Music Day
September 17
Cheeseburger Day
September 18
National Dance Day
September 19
National Pepperoni Pizza Day
September 20
Oktoberfest
September 21
World Alzheimer's Day
National Centenarian's Day
September 22
World Rose Day
Johnny Appleseed Day
September 26
World Tourism Day
September 27
National Coffee Day
September 29
World Heart Day