;Kingdom of Thailand (Ratcha Anachak Thai, Prathet Thai) ;Unitary parliamentary constitutional monarchy ;Official language: Thai (phasa thai) ;The Royal Thai General System of Transcription (RTGS) is the official system for rendering Thai language words in the Latin alphabet, published by the Royal Institute of Thailand ;Time zone: ICT (UTC+7) ;you need MovingOperation_MVU, _UTD ;For a syntax description see PTBSync Help! ;If you find an error please contact: dewaelheyns(a)gmail.com LANGUAGE=UTF8 IMAGE=Holiday_Thailand.gif COMMENT=Updated 16 may 2021 \nSome dates can not be calculated mathematically, they are not mentioned \nThe date of the Chinese- & Thai-calendar holidays may deviate ±1 day only in case that the moon observation deviates from the moon calculation ;The Thai lunar calendar (Thai: Patithin Chantharakhati) (literally, Against-the-Sun Moon-Ways), Dai calendar, or Tai calendar, is Thailand's version of the lunisolar Buddhist calendar. TYP=Holy ;Public Holidays falling on a Saturday or Sunday are observed on the Monday following ;in accordance with the Cabinet’s Resolution of February 3rd, 2004, 2-day public holidays that both fall on a weekend day only give rise to one day in lieu non-working public holiday on the following Monday. 01.1.*MVU>1941 =Wan Khuen Pi Mai ;English=New Year's Day 01.4.*MVU<1942 =Wan Khuen Pi Mai ;Note=1889-1941, 1942 >01.1. ;English=New Year's Day 20.2.+1Nm+14Dy*MVU =Wan Makha Bucha (±1 day) ;Note=Full moon 3rd Thai lunar month ;English=Magha Puja 06.4.*MVU =Wan Chakri ;English=King Rama I Memorial & Chakri Day 13.4.-2Dy*UTD+2Dy*UTD =Wan Songkran, Wan Maha Songkran ;English=Songkran Festival 14.4.-2Dy*UTD+2Dy*UTD =Wan Songkran, Wan Nao ;English=Songkran Festival 15.4.-2Dy*UTD+2Dy*UTD =Wan Songkran, Wan Thaloeng Sok ;English=Songkran Festival 05.5.*MVU>1949<2017 =Wan Chattra Mongkhon ;English=Coronation Day ;May, arbitrary date =Wan Phuetcha Mongkhon - Wan Phra Ratcha Phithi Phuet Monkhon Lae Charot Phra Nangkhan Raek Na Khwan ;English=Royal Ploughing Ceremony & Farmer's Day 10.5.>2006<2008 =Wan Phuetcha Mongkhon ;Note=2007 ;English=Royal Ploughing Ceremony & Farmer's Day 23.5.>2007<2009 =Wan Phuetcha Mongkhon ;Note=2008 ;English=Royal Ploughing Ceremony & Farmer's Day 09.5.>2008<2010 =Wan Phuetcha Mongkhon ;Note=2009 ;Note=off. ceremony 09.5., 11.5. public holiday ;English=Royal Ploughing Ceremony & Farmer's Day 11.5.>2008<2010 =Wan Phuetcha Mongkhon ;Note=2009 ;Note=off. ceremony 09.5., 11.5. public holiday ;English=Royal Ploughing Ceremony & Farmer's Day 02.5.>2009<2011 =Wan Phuetcha Mongkhon ;Note=2010 ;English=Royal Ploughing Ceremony & Farmer's Day 13.5.>2010<2012 =Wan Phuetcha Mongkhon ;Note=2011 ;English=Royal Ploughing Ceremony & Farmer's Day 09.5.>2011<2013 =Wan Phuetcha Mongkhon ;Note=2012 ;English=Royal Ploughing Ceremony & Farmer's Day 13.5.>2012<2014 =Wan Phuetcha Mongkhon ;Note=2013 ;English=Royal Ploughing Ceremony & Farmer's Day 09.5.>2013<2015 =Wan Phuetcha Mongkhon ;Note=2014 ;English=Royal Ploughing Ceremony & Farmer's Day 13.5.>2014<2016 =Wan Phuetcha Mongkhon ;Note=2015 ;English=Royal Ploughing Ceremony & Farmer's Day 09.5.>2015<2017 =Wan Phuetcha Mongkhon ;Note=2016 ;English=Royal Ploughing Ceremony & Farmer's Day 12.5.>2016<2018 =Wan Phuetcha Mongkhon ;Note=2017 ;English=Royal Ploughing Ceremony & Farmer's Day 14.5.>2017<2019 =Wan Phuetcha Mongkhon ;Note=2018 ;English=Royal Ploughing Ceremony & Farmer's Day 09.5.>2018<2020 =Wan Phuetcha Mongkhon ;Note=2019 ;English=Royal Ploughing Ceremony & Farmer's Day 11.5.>2019<2021 =Wan Phuetcha Mongkhon ;Note=2020 ;English=Royal Ploughing Ceremony & Farmer's Day 10.5.>2020<2022 =Wan Phuetcha Mongkhon ;Note=2021 ;English=Royal Ploughing Ceremony & Farmer's Day 13.5.>2021<2023 =Wan Phuetcha Mongkhon ;Note=2022 ;English=Royal Ploughing Ceremony & Farmer's Day 11.5.>2022<2024 =Wan Phuetcha Mongkhon ;Note=2023 ;English=Royal Ploughing Ceremony & Farmer's Day 06.5.>2023<2025 =Wan Phuetcha Mongkhon ;Note=2024 ;English=Royal Ploughing Ceremony & Farmer's Day 21.4.+1Nm+14Dy*MVU =Wan Visakha Bucha (±1 day moon observation) ;Note=Full moon 6th Thai lunar month ;English=Vesak ;Buddhist observance commemorating the birth, enlightenment & passing of the Buddha. Also observed as National Tree Day 03.6.>2018 =Wan Chaloem Phra Chonmaphansa Somdet Phra Nang Chao Suthida Phatcharasutha Phimon Lak Phra Borommarachini ;Note=1st 2019, Queen Suthida Bajrasudhabimalalakshana’s Birthday {d} 24.6.+1Nm+14Dy*MVU>2006 =Wan Asanha Bucha (±1 day moon observation) ;Note=Full moon 8th Thai lunar month ;English=Asalha Bucha ;Buddhist observance commemorating the Buddha's first discourse, the Dhammacakkappavattana Sutta 24.6.+1Nm+15Dy*MVU<2007 =Wan Khao Phansa (±1 day moon observation) ;Note=First waning moon 8th Thai lunar month ;English=Beginning of Vassa ;Buddhist observance marking the beginning of Vassa, also known as Buddhist Lent 28.7.*MVU>2016 =Chaloem Phra Chonmaphansa Somdet Phra Chao Yu Hua Maha Wachiralongkon Bodinthrathepphayawarangkun ;Note=1st 2017 {n} ;English=King Maha Vajiralongkorn's Birthday 12.8.*MVU>1975 =Wan Chaloem Phra Chonmaphansa Somdet Phranang Chao Phra Boromma Rachininat ;Note=1976 >off. day {d} ;English=HM the Queen's Birthday (1932) ;16.8.>1994 =#1994 Wan San Dti Paap (?) ;Note=1st off. 1995 ;English=Thai Peace Day 13.10.>2016<2019 =Wạn khrb rxb kār tāy k̄hxng phrabāth s̄mdĕc phracêāxyū̀h̄ạw Phūmiphl xduly dech ;Note=1st 2017 {n} ;English=Anniversary of the death of King Bhumibol Adulyadej 13.10.>2018 =Wan Khlai Wan Sawankot Phra Bat Somdet Phra Boromchanakathibet Maha Bhumibol Adulyadej Maharaj Borommanatbophit ;Note=1st 2017 {n} ;English=Anniversary of the death of King Bhumibol Adulyadej (2016) 23.10.*MVU =Wan Piya Maharat ;Note=Commemorates the passing of King Chulalongkorn (1910) ;English=Chulalongkorn Day 05.12.*MVU>1945<2017 =Wan Chaloem Phra Chonmaphansa Phrabat Somdet Phra Chao Yuhua ;Note=birthday King Bhumibol Adulyadej ;English=King Bhumibol Adulyadej's Birthday 05.12.*MVU>2016 =Wan Khlai Wan Chaloem Phra Chonmaphansa Phra Bat Somdet Phra Paramin Maha Phumiphon Adunyadet Borommanat Bophit ;Note=birthday King Bhumibol Adulyadej ;English=King Bhumibol Adulyadej Memorial Birthday 10.12.*MVU =Wan Rattha Thammanun ;Note=1st permanent constitution (1932) ;English=Constitution Day 31.12.*MVU =Wan Sîn pī ;English=New Year's Eve ;one-off 13.8.>2009<2011 =Wan hyud rāchkār pheìmteim ;Note=2010 ;English=additional public holiday 12.4.>2012<2014 =Wan hyud rāchkār pheìmteim ;Note=2013 ;English=additional public holiday 30.12.>2012<2014 =Wan hyud rāchkār pheìmteim ;Note=2013 ;English=additional public holiday 11.8.>2013<2015 =Wan hyud rāchkār pheìmteim ;Note=2014 ;English=additional public holiday 02.1.>2014<2016 =Wan hyud rāchkār pheìmteim ;Note=2015 ;English=additional public holiday 04.5.>2014<2016 =Wan hyud rāchkār pheìmteim ;Note=2015 ;English=additional public holiday 06.5.>2015<2017 =Wan hyud rāchkār pheìmteim ;Note=2016 ;English=additional public holiday 18.7.>2015<2017 =Wan hyud rāchkār pheìmteim ;Note=2016 ;English=additional public holiday 14.10.>2015<2017 =public holiday to mourn King Bhumibol Adulyadej ;Note=2016 03.1.>2016<2018 =Wan hyud rāchkār pheìmteim ;Note=2017 ;English=additional public holiday 26.10.>2016<2018 =Kār p̄heā ṣ̄ph phrabāth s̄mdĕc phracêāxyū̀h̄ạw Phūmiphl xduly dech ;Note=2017 {n} ;English=Royal cremation of Thailand's late King Bhumibol Adulyadej 30.12.>2016<2018 =Wan hyud rāchkār pheìmteim ;Note=2017 ;English=additional public holiday 02.1.>2017<2019 =Wan hyud rāchkār pheìmteim ;Note=2018 ;English=additional public holiday 12.4.>2017<2019 =Wan hyud rāchkār pheìmteim ;Note=2018 ;English=additional public holiday 04.5.>2018<2020 =Wan hyud rāchkār pheìmteim ;Note=2019 ;English=additional public holiday 06.5.>2018<2020 =Wan hyud rāchkār pheìmteim ;Note=2019 ;English=additional public holiday 30.12.>2018<2020 =Wan hyud rāchkār pheìmteim ;Note=2019 ;English=additional public holiday TYP=Local 01.5. =Wan Raeng Ngan Haeng Chat ;Note=Observed as a holiday by most of the private sector (except Government) ;English=National Labour Day 01.7.*MVU>2007 =Wan Yut Klang Pi Thanakhan* ;Note=Banks {d} ;English=Mid Year Bank Holiday ;one-off 12.4.>2018<2020 =Wan hyud rāchkār pheìmteim (government officials) ;Note=2019 ;English=additional holiday ;Muslim holidays, observed in Narathiwat, Pattani, Yala & Satun Provinces ;all Islam days double/triple mentioned due to the fact that the Islam year is 11/12 days shorter than the Gregorian year, >some Islam days appear twice in one Gregorian year and are only displayed twice if they are mentioned twice {Islam 01.10.} =Eid ul-Fitr ;Note=Narathiwat, Pattani, Yala & Satun Provinces, 1 Shawwal (Islamic calendar) {Islam 19.9.}+12Dy =Eid ul-Fitr ;Note=Narathiwat, Pattani, Yala & Satun Provinces, 1 Shawwal (Islamic calendar) {Islam 10.12.} =Eid al-Adha ;Note=Narathiwat, Pattani, Yala & Satun Provinces, 10 Dhu al-Hijjah (Islamic calendar) {Islam 28.11.}+12Dy =Eid al-Adha ;Note=Narathiwat, Pattani, Yala & Satun Provinces, 10 Dhu al-Hijjah (Islamic calendar) ;Christian holidays, observed in Narathiwat, Pattani, Yala & Satun Provinces 25.12. =Christmas ;Note=Narathiwat, Pattani, Yala & Satun Provinces TYP=Normal ;daylight saving time (DST) is not observed ;double days (same day as another festive day) ;14.4. = ;English=Family Day ;21.4.+1Nm+14Dy = ;English=National Tree Day ;01.10. = ;English=Thai government's fiscal year begins ;05.12. = ;Note=King's birthday ;English=National Day & National Father's Day 01.1.+1Fm =Mahayana Buddist New Year (±1 day moon observation) ;Note=1st full moon in January ;Although Thailand follows the Theravada tradition, many people also celebrate the Mahayana New Year ;National observances 01.10.+1Mo>1954<1965 =Wan Dek Haeng Chat ;Note=1955-1964, 1965 >2nd Saturday January {n} ;English=National Children's Day 01.1.+2Sa>1964 =Wan Dek Haeng Chat ;Note=1955-1964: 1st Monday October, 1965 >2nd Saturday January {n} ;English=National Children's Day 01.10.+1Mo>1954<1965 =Wan Dek Haeng Chat ;Note=1st 1955, 1965 >2nd Saturday January ;English=National Children's Day 14.1. =Wan Anurak Sappayakon Pa Mai Khong Chat ;English=National Forest Conservation Day 16.1.>1956 =Wan Kruh ;Note=1st 1957 ;English=Teachers' Day 18.1.>2006 =Wan Kong Thap Thai ;Note=08.4. 1960-1980, 25.1. 1981-2006, 2007 >18.1. {n} ;English=Royal Thai Armed Forces Day 25.1.>1980<2007 =Wan Kong Thap Thai ;Note=08.4. 1960-1980, 25.1. 1981-2006, 2007 >18.1. {n} ;English=Royal Thai Armed Forces Day 08.4.>1959<1981 =Wan Kong Thap Thai ;Note=1960-1980, 25.1. 1981-2006, 2007 >18.1. {n} ;English=Royal Thai Armed Forces Day 02.2.>1994 =Wan Nak Pradit ;Note=1st 1995, patent registered in 1993 by King Bumibol for a paddle wheel aerator {d} ;English=Inventor's Day 02.2. =Wan Kaset Haeng Chat* ;Note={d} ;English=National Agriculture Day 03.2. =Wan Thahan Phan Suek ;English=Veterans' Day 06.2.>2011 =Wan Muay Thai* ;Note=1st 2012 {d} ;English=Muay Thai Day 24.2. =Wan Sinlapin Haeng Chat ;English=National Artist Day 13.3.>1997 =Wan cĥāng thiy ;Note=1st 1998 {d} ;English=National Thai Elephant Day ;17.3. =? Wạn mwythịy h̄æ̀ng chāti ;English=National Muay Thai Day 31.3.>1992 =Wan Thi Raluek Phra Bat Somdet Phra Nang Klao Chao Yu Hua Phra Maha Chetsadaratchao ;Note=1st 1993 ;English=King Nangklao Memorial Day 01.4.>1978 =Wan Kha Ratchakan Phonlaruean ;Note=1st 1979 ;English=Civil Service Day 02.4.>1994 =Wan Anurak Moradok Thai ;Note=1st 1995 ;English=Thai Heritage Conservation Day 30.4.>1979 =Wan Khumkhrong Phu Borophok ;Note=1st 1980 ;English=Consumer Protection Day 24.6.+1Nm+14Dy<2007 =Wan Asanha Bucha (±1 day moon observation) ;Note=Full moon 8th Thai lunar month ;English=Asalha Bucha 24.6.+1Nm+15Dy>2006 =Wan Khao Phansa (±1 day moon observation) ;Note=First waning moon 8th Thai lunar month ;English=Beginning of Vassa 26.6. =Wan Sunthon Phu ;English=Sunthorn Phu Day 29.7. =Wan Phasa Thai Haeng Chat ;Note={d} ;English=National Thai Language Day 12.8.*MVU>1949<1976 =Wan Chaloem Phra Chonmaphansa Somdet Phranang Chao Phra Boromma Rachininat ;Note=1976 >off. day {d} ;English=HM the Queen's Birthday (1932) 12.8.>1975 =#1975 Wan mæ ;Note=1 off. 1976 ;Note={d} ;English=Mother's Day 18.8.>1981 =Wan Witthayasat Haeng Chat ;Note=1st 1982 {d} ;English=National Science Day 15.9. =Wan Sin Phirasi ;Note={d} ;English=Silpa Bhirasri Day 20.9. =Wan Yaowachon Haeng Chat ;Note={d} ;English=National Youth Day 24.9. =Wan Mahidon ;Note={d} ;English=Mahidol Day 13.10.<2017 =Wan Tamruat ;Note=2017 >17.10.{d} ;English=National Police Day 17.10.>2016 =Wan Tamruat ;Note=before 2017 13.10.{d} ;English=National Police Day 13.10.>2016 =Wạn khrb rxb kār tāy k̄hxng phrabāth s̄mdĕc phracêāxyū̀h̄ạw p̣hūmiphl xduly dech ;Note=2016 {n} ;English=anniversary of the death of King Bhumibol Adulyadej 21.10.>2189 =Wan Phayaban Haeng Chat Note=commemorates the birth of Srinagarindra the Princess Mother {n} ;English=National Nurses' Day ;20.11. =Kong Thap Ruea Thai ;English=Royal Thai Navy Day ;25.11.>1924 =Wan Wachirawut ;English=Vajiravudh Day 25.11.>2002 =Wan Somdet Phra Maha Thirarat Chao ;English=King Vajiravudh Memorial Day 01.12.>2000 =Wan Damrong Rachanuphap ;Note=1st 2001 ;English=Damrong Rajanubhab Day 04.12.>1990 =Wan Singwaetlom Thai ;Note=1st 1991 ;English=Thai Environment Day 16.12.>1985 =Wan Kila Haeng Chat ;Note=1st 1986 ;English=National Sports Day 28.12. =Wan Somdet Phra Chao Taksin Maharat ;English=King Taksin Memorial Day ;Other observances, traditional & modern, observed by various groups & communities throughout the country 02.2. =Wan Kaset Haeng Chat ;Note=National Agriculture Day ;1st day of the Chinese calendar, Usually celebrated for three days, starting on the day before the Chinese New Year's Eve ;Narathiwat, Pattani, Yala, and Satun 21.1.+1Nm =Wan Trut Chin (±1 day moon observation) ;Note=Observed by Thai Chinese & parts of the private sector ;English=Chinese New Year 14.2. =Wan Walenthai ;English=Valentine's Day 21.4.+1Nm+1Fm+8Dy =Wan Atthami Bucha (±1 day moon observation) ;Note=8th waning moon 6th Thai lunar month, Buddhist observance commemorating the Buddha's cremation ;English=Atthami Puja ;5th day, 5th Chinese lunar month =Wan Wai Khanom Chang ;Note=Chinese festival ;English=Duanwu Festival 01.7. =Wan Luk Suea Haeng Chat ;Note={d} ;English=National Scout Day 25.7.+1Nm+14Dy =Wan Sat Chin (±1 day moon observation) ;Note=15th day 7th Chinese lunar month ;English=Ghost Festival ;28.7.<2017 = ;English=HRH The Crown Prince's Birthday 12.8. =Wan Mae Haeng Chat ;English=National Mother's Day 16.8. =Freedom Day ;Note=Largely ignored except by Seri Thai & friends ;English=Defeat of Japan 24.8.+1Nm+14Dy =Wan Wai Phra Chan (±1 day moon observation) ;Note=15th day 8th Chinese lunar month ;English=Moon Festival 24.8.+1Nm =Wan Sat Thai (±1 day moon observation) ;Note=New moon 10th Thai lunar month, Traditional mid-year festival, now celebrated mostly in Nakhon Si Thammarat ;English=Sat Thai Day ;Usually corresponds with Sat Thai Day, depending on the differences between the Thai & Chinese lunar calendars 23.9.+1Nm =Thetsakan Kin Che (±1 day moon observation) ;Note=1st day 9th Chinese lunar month ;English=Vegetarian Festival 23.9.+1Nm+1Dy =Thetsakan Kin Che (±1 day moon observation) ;Note=2nd day 9th Chinese lunar month ;English=Vegetarian Festival 23.9.+1Nm+2Dy =Thetsakan Kin Che (±1 day moon observation) ;Note=3rd day 9th Chinese lunar month ;English=Vegetarian Festival 23.9.+1Nm+3Dy =Thetsakan Kin Che (±1 day moon observation) ;Note=4th day 9th Chinese lunar month ;English=Vegetarian Festival 23.9.+1Nm+4Dy =Thetsakan Kin Che (±1 day moon observation) ;Note=5th day 9th Chinese lunar month ;English=Vegetarian Festival 23.9.+1Nm+5Dy =Thetsakan Kin Che (±1 day moon observation) ;Note=6th day 9th Chinese lunar month ;English=Vegetarian Festival 23.9.+1Nm+6Dy =Thetsakan Kin Che (±1 day moon observation) ;Note=7th day 9th Chinese lunar month ;English=Vegetarian Festival 23.9.+1Nm+7Dy =Thetsakan Kin Che (±1 day moon observation) ;Note=8th day 9th Chinese lunar month ;English=Vegetarian Festival 23.9.+1Nm+8Dy =Thetsakan Kin Che (±1 day moon observation) ;Note=9th day 9th Chinese lunar month ;English=Vegetarian Festival 23.9.+1Nm+1Fm =Wan Ok Phansa (±1 day moon observation) ;Note=Full moon 11th Thai lunar month, Marks the end of the three-month Vassa & the beginning of the Kathina period the following day ;English=Pavarana ;Full moon, 12th Thai lunar month =Wan Loi Krathong ;Note=Observed as Yee Peng Lantern Festival in Chiangmai; 2nd lunar month, Duean Yi, of the old Lanna Kingdom calendar ;English=Loy Krathong 25.12. =Wan Khrit Mat ;Note=Religious for Christians & widely observed commercially ;English=Christmas ;The PTBSync holiday files are maintained by dewaelheyns(a)gmail.com ;On http://users.telenet.be/wdew/ you find a library of additional files for PTBSync ;The abbreviations {d} {m} {e} {y} ... are explained on http://users.telenet.be/wdew/Basis%20PTB/BasisEN.htm ;http://en.wikipedia.org/wiki/Public_holidays_in_Thailand ;http://www.qppstudio.net/ ;http://www.kophuket.com/phuket/attractions/thailand-festivals.html ;https://digitalcollections.anu.edu.au/bitstream/1885/41890/3/thai_time.html ;http://www.thailex.asia/THAILEX/THAILEXENG/lexicon/w.htm