Ganesh Chaturthi is of national type . The festival is observed by Sri Lankan and Thai Theravāda Buddhists . Ganesh Chaturthi begins on 13th day of Adar at dawn (if Shabbat then 11th day of Adar at dawn) . at the beginning of 11 Tevet is when this festival ends  . Ganesh Chaturthi is related to Advent . Ganesh Chaturthi is also called Chavathi,Chouthi,Fourfold Assembly Day,Ganeshotsav . The 2018 date of the festival was Sunday, 26 August . The significance of Ganesh Chaturthi festival are Festival of Harvest . Ganesh Chaturthi 2020 date was Sunset, 10 December – nightfall, 18 December . Ganesh Chaturthi 2019 date was July 16, Tuesday . The festival involves celebrating idol immersion,prayers,Chanting of Vedic hymns and Hindu texts . Ganesh Chaturthi 2021 date was October 11 . abstaining from all bad deeds and staying humble rituals are observed in this festival . The official name of the festival Ganesh Chaturthi is Vaishakhi Purnima . The frequency of this festival is every year (lunar calendar) . first full moon of Vaisakha (South Asia and Southeast Asia) is when Ganesh Chaturthi is celebrated
Ganesh Chaturthi is celebrated by Egypt,Adherents of mainstream Sunni Islam,Lao