Public Holiday

August 2022  
The Queen Mother's BirthdayFriday, August 12Commemorates the birth of Queen Mother Sirikit in 1932; also observed as National Mother's Day.
October 2022
King Bhumibol Adulyadej Memorial DayThursday, October 13Commemorates the passing of King Bhumibol Adulyadej in 2016.
Additional Special HolidayFriday, October 14
King Chulalongkorn Day (Observed)Monday, October 24Commemorates the passing of King Chulalongkorn in 1910.
December 2022
King Bhumibol Adulyadej's BirthdayMonday, December 5Commemorates the birth of King Bhumibol Adulyadej in 1927. Also observed as National Day and National Father's Day.
Constitution Day (Observed)Monday, December 12Commemorates the promulgation of the first permanent constitution in 1932.
New Year's EveFriday, December 31Final day of the solar year.
January 2023
New Year's Day (Observed)Monday, January 2Celebrates the start of the solar and Gregorian year. [January 1]
March 2023
Magha PujaMonday, March 6Buddhist observance commemorating the Buddha's teaching of Ovada Patimokkha. [Full moon day of the third lunar month]
April 2023
Chakri Memorial DayThursday, April 6Commemorates the establishment of the Chakri Dynasty and the founding of Bangkok by King Phutthayotfa Chulalok in 1782. Officially known as King Phutthayotfa Chulalok the Great Day and Chakri Dynasty Memorial Day. [April 6]
Songkran FestivalThursday, April 13 – Monday, April 17Traditional Thai new year. The first day is known as Wan Maha Songkran, the second as Wan Nao, and the third as Wan Thaloeng Sok. [April 13 – 15]
May 2023
Coronation DayThursday, May 4Commemorates the coronation of King Maha Vajiralongkorn in 2019. [May 4]
Royal Ploughing CeremonyTo be announced by the Bureau of the Royal HouseholdCeremony giving blessing to the country's farmers.
June 2023
H.M. Queen Suthida Bajrasudhabimalalakshana's Birthday (Observed)Monday, June 5Commemorates the birth of Queen Suthida in 1978. [June 3]
Vesak (Observed)Monday, June 5Buddhist observance commemorating the birth, enlightenment and passing of the Buddha. [Full moon day of the sixth lunar month]
July 2023
H.M. King Maha Vajiralongkorn Phra Vajiraklaochaoyuhua's BirthdayFriday, July 28Commemorates the birth of King Maha Vajiralongkorn in 1952. [July 28]
August 2023
Asalha PujaTuesday, August 1Buddhist observance commemorating the Buddha's first discourse, the Dhammacakkappavattana Sutta. [Full moon day of the eighth lunar month]
Beginning of VassaWednesday, August 2Buddhist observance marking the beginning of Vassa, also known as Buddhist Lent. [First day of the waning moon of the eighth lunar month]
The Queen Mother's Birthday (Observed)Monday, August 14Commemorates the birth of Queen Mother Sirikit in 1932; also observed as National Mother's Day. [August 12]
October 2023
King Bhumibol Adulyadej Memorial DayFriday, October 13Commemorates the passing of King Bhumibol Adulyadej in 2016. [October 13]
King Chulalongkorn DayMonday, October 23Commemorates the passing of King Chulalongkorn in 1910. [October 23]
December 2023
King Bhumibol Adulyadej's BirthdayTuesday, December 5Commemorates the birth of King Bhumibol Adulyadej in 1927. Also observed as National Day and National Father's Day. [December 5]
Constitution Day (Observed)Monday, December 10Commemorates the promulgation of the first permanent constitution in 1932. [December 10]