The 2019 date of the festival was Tue 10 Sep,10 November (Sunni, Ibadi),15 November (Shia) . The festival involves celebrating dancing . Onam, Thiruvonam is of Secular,Historical,Hindu type . Full moon of the month of Vesākha is when Onam, Thiruvonam is celebrated . Malayalis as religious and cultural festival,Kerala state,Italy,Sudan observe Onam, Thiruvonam festival . Onam, Thiruvonam is also called Ganeshotsav . Onam, Thiruvonam begins on Bhadrapada Shukla Chaturthi . 2 Tevet or 3 Tevet is when this festival ends  . The 2018 date of the festival was Sat, 14 April,Mon 27 Aug . Thrikkakarayappan,Onavillu,Onathappan,Puli Kali,Thiruvathira Kali are the observances in Onam, Thiruvonam . Onam, Thiruvonam 2021 date was April 4 (Western) . Onam, Thiruvonam is related to Sama Chakeva,Tazaungdaing festival (in Myanmar),Balipratipada . The frequency of this festival is every year (lunar calendar) . The 2020 date of the festival was April 12 (Western) . The significance of Onam, Thiruvonam festival are A historical meeting was held between the Buddha and his first 1 . The official name of the festival Onam, Thiruvonam is Vesākha
Onam, Thiruvonam is celebrated in line with Balipratipada,Tazaungdaing festival (in Myanmar)