Islamic Calendar 1820
Important Hijri dates in 1820, with live estimated or confirmed status.
May 10, 1820Isra and Mi’raj27 Rajab 1235 AHCalculatedJune 12, 1820Ramadan1 Ramadan 1235 AHCalculatedJuly 8, 1820Laylat al-Qadr27 Ramadan 1235 AHCalculatedJuly 12, 1820Eid al-Fitr1 Shawwal 1235 AHCalculatedSeptember 17, 1820Day of Arafah9 Dhul Hijjah 1235 AHCalculatedSeptember 18, 1820Eid al-Adha10 Dhul Hijjah 1235 AHCalculatedOctober 18, 1820Ashura10 Muharram 1236 AHCalculated
Are these dates final?
Future lunar dates remain estimates until the relevant month start is reviewed and confirmed. Pages update from IslamCal’s shared reconciliation record, avoiding duplicated manual dates.