Islamic Calendar

Islamic (Hijri) Calendar

The Islamic calendar (also called the Hijri calendar) is a lunar calendar consisting of 12 months in a year of 354 or 355 days. It is used to determine the proper days of Islamic holidays and rituals.

The 12 Islamic Months

Key Facts

• The Islamic calendar is approximately 11 days shorter than the Gregorian calendar
• Each month lasts 29 or 30 days, based on lunar observations
• The calendar began in 622 CE (Anno Hegirae - AH), the year of the Hijra
• Islamic holidays move backward through the Gregorian calendar by about 11 days each year

Important Note

This converter uses mathematical calculations for date conversion. Actual Islamic calendar dates may vary slightly based on local moon sightings. For religious purposes, consult local Islamic authorities.