Dates in this table are determined by when the March Equinox falls. It will fall on March 20 from 2018 to 2023.
Holiday date Holiday name Description March equinox on March 19 March Equinox on March 20 March Equinox on March 211–4 Farvardin NowruzNew Year celebration of Spring. Public holiday in Iran. Note: Nowruz is the day after the March equinox. March 20–24 March 21–25 March 22–2612 FarvardinIslamic Republic DayPublic holiday in IranMarch 31 April 1 April 213 Farvardin Sizdah BedarPublic holiday in IranApril 1 April 2 April 33 Ordibehesht Teacher's Day in AfghanistanNot an official observance April 22 April 23 April 2412 Ordibehesht Teacher's Day in IranThe Islamic Republic government changed the original date to coincide with the assassination of Morteza Motahhari on 1 May 1979.May 1May 2May 314 Khordad Anniversary of the Death of KhomeiniPublic holiday in IranJune 3June 4June 515 KhordadAnniversary Revolt of Khordad 15Public holiday in IranJune 4June 5June 613 TirTirganMid-summer festivalJuly 3July 4July 57 Mordad Amordadegan festival127 days after NowruzJuly 28July 29July 301 ShahrivarNational Doctors' Day in IranAvicenna's birthday August 22August 23August 243 ShahrivarDay of Combat Against British ColonialismPublic holiday in IranAugust 24August 25August 2618 ShahrivarMartyrs' Day (Afghanistan)Celebrated as Haftai Shahid, or "Martyr Week". It is also observed as "Massoud Day"September 8September 9September 1031 Sharivar Start of Sacred Defence WeekAlso called Holy Defence Week. Commemoration of the 1980-1988 Iran-Iraq war.September 21September 22September 2310 MehrMehreganZoroastrian festival celebrated in AutumnOctober 1October 2October 37 AbanCyrus the Great DayUnofficial holiday commemorating Cyrus the GreatOctober 28October 29October 3016 AzarStudent Day (Iran)Anniversary of the murder of three students of University of Tehran on December 7, 1953.December 6December 7December 830 AzarYaldā NightWinter festival celebrated on the December solstice. Also celebrated in Azerbaijan, Afghanistan, Kurdistan, Tajikistan, Turkey (by Kurds and Azeris), and in Pakistan (by Pashtuns and Balochs)December 20December 21December 221 DeyKhorram roozAncient Persian considered this the first day of their New YearDecember 21December 22December 2310 BahmanSadeh50 days before NowruzJanuary 29January 30January 3122 BahmanAnniversary of Islamic RevolutionPublic holiday in IranFebruary 10February 11February 125 EsfandSepandārmazgānDescribed as "Persian Day of Love"February 23February 24February 25 15 EsfandArbor Day in IranFirst day of the Natural Recyclable Resources WeekMarch 5March 6March 7 Eve of the last Wednesday before NowruzChaharshanbe SuriAlso observed in Azerbaijan, Afghanistan, Iraqi Kurdistan, Tajikistan and in Turkey (by Azeris and Kurds)variesvariesvaries29 EsfandNationalization of Oil IndustryPublic holiday in IranMarch 19March 20March 21
See also Public holidays in Iran Solar Hijri calendar List of observances set by the Islamic calendar List of observances set by the Baháʼí calendar