Mesori also known as Mesra, is the twelfth month of the Coptic calendar

Coptic calendar

The Coptic calendar, also called the Alexandrian calendar, is used by the Coptic Orthodox Church and still used in Egypt. This calendar is based on the ancient Egyptian calendar...

. It lies between August 7 and September 5 of the Gregorian calendar

Gregorian calendar

The Gregorian calendar, also known as the Western calendar, or Christian calendar, is the internationally accepted civil calendar. It was introduced by Pope Gregory XIII, after whom the calendar was named, by a decree signed on 24 February 1582, a papal bull known by its opening words Inter...

. The month of Mesori is also the fourth month of the Season of 'Shemu

Season of the Harvest

Season of the Harvest is the third and final season of the Egyptian calendar. The word Shemu literally translates as "low-water", and falls roughly between early May and early September. During this season, the crops of the grain harvest are collected...

' (Harvest) in Ancient Egypt, where the Egyptians harvest their crops throughout Egypt

Egypt

Egypt , officially the Arab Republic of Egypt, Arabic: , is a country mainly in North Africa, with the Sinai Peninsula forming a land bridge in Southwest Asia. Egypt is thus a transcontinental country, and a major power in Africa, the Mediterranean Basin, the Middle East and the Muslim world...

. The name of the month of Mesori comes from Mes-en-ra, an Ancient Egyptian word that means Birth of the Sun.