The significance of Onam, Thiruvonam festival are Remembers the siege of Jerusalem by Nebuchadnezzar II of Babylonia . The frequency of this festival is annual . Onam, Thiruvonam is also called Chouthi . making May bushes are the celebrations of this festival . The 2018 date of the festival was December 18, 2018,Mon 27 Aug . Ashvin Shukla Prathama is when the festival begins . Classical Roman religion,Hindu are the type(s) Onam, Thiruvonam festival . The common name of the festival Hebrew: תַּעֲנִית אֶסְתֵּר is Onam, Thiruvonam . Malayalis as religious and cultural festival observe Onam, Thiruvonam festival . On per Hindu calendar, Onam, Thiruvonam is celebrated . Onam, Thiruvonam 2019 date was Tuesday, 5 February, Pig,Fri 13 Sep . Onam, Thiruvonam 2021 date was Sunset, 28 November – nightfall, 6 December . Onam, Thiruvonam is related to Mongol New Year (Tsagaan Sar),Bandna,Balipratipada . The 2020 date of the festival was Monday, 9 March . Havan,Vrata (fast),sawm (fasting),taraweeh prayer (Sunni Muslims),religious rituals,almsgiving,Hamd,Meditation, observing the Eight Precepts, partaking of vegetarian food, giving,decoration of streets and homes,procession with light,Thiruvathira Kali,Ramayana Katha recitation,processions rituals are observed in this festival
Onam, Thiruvonam was celebrated on Monday, 9 March in 2020 and on Tuesday, 5 February, Pig,Fri 13 Sep in 2019