September is the ninth month of the year in the Julian and Gregorian Calendars and one of four months with a length of 30 days. September in the Northern Hemisphere is the seasonal equivalent of March in the Southern Hemisphere. In the Northern hemisphere, the beginning of the meteorological autumn is on the 1st of September. In the Southern hemisphere, the beginning of the meteorological spring is on the 1st of September.
September symbols: The birthstone of September is the sapphire. The birth flowers for September are the forget-me-not, morning glory and aster. The zodiac signs for the month of September are Virgo (until September 21) and Libra (from September 22 onwards).
Day of Week 4th » Alaska Airlines Flight 1866 crashes near Juneau, Alaska, killing all 111 people on board.
Day of Week 9th » The four-day Attica Prison riot begins, eventually resulting in 39 dead, most killed by New York State Police named state troopers retaking the Attica Correctional Facility known as prison.
Day of Week 11th » The History of the Egyptian Constitution e.g Egyptian Constitution becomes official.
Day of Week 19th » Montagnard (Vietnam) Montagnard ARVN troops of South Vietnam revolt against the rule of Nguyễn Khánh, killing 70 Vietnamese people ethnic Vietnamese soldiers.
Day of Week 20th » Having weakened after making landfall in Nicaragua the previous day, Hurricane Irene–Olivia named Hurricane Irene regains enough strength to be renamed Hurricane Olivia, making it the first known hurricane to cross from the Atlantic Ocean into the Pacific
Day of Week 21st » Bahrain, Bhutan and Qatar join the United Nations.