When Is Thiruvonam 2024 In India. View malayalam calendar 2024, september in english. Thiruvonam is the second public holiday and principal day of onam, a hindu festival celebrated by the malayali people of kerala, india.

Onam festivities are held on the day that nakshatra thiruvonam appears in the month of chingam. Onam celebrates the asura king mahabali’s annual visit from patala (the underworld).