Summary of the Ancient Egyptian calendar​

The calendar was calculated based on the sun cycle, and is one of the first calendars known to mankind and the most accurate in terms of climate conditions and agriculture during the year, where the Egyptian farmer has been relying on it to determine the seasons of agriculture and crop yielding for thousands of years.

Egyptian civilization - Sciences - Calendar. The Egyptian calendar was based of a year of 365 days, with twelve months and three seasons. Each month had three ten-day weeks, for a total of 30 days.

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