September

September is the ninth month of the year in the Julian and Gregorian calendars, the third of four months having a length of 30 days and the fourth of the year having a length of less than 31 days. September in the Northern Hemisphere and March in the Southern Hemisphere are seasonally equivalent.

In the Northern Hemisphere, the beginning of meteorological fall is on September 1. In the Southern Hemisphere, the beginning of meteorological spring is on September 1.

September marks the beginning of the Church year in the Eastern Orthodox Church. This is the beginning of the school year in many countries in the Northern Hemisphere, in which children return to school after the summer break, sometimes on the first day of the month.