Observed on the Sravana day within the solar month of Leo.
Onam (Thiruvonam) is one of the festivals observed in the Hindu calendar. A detailed account of its mythology, significance, and rituals is being prepared.
Computed for Thiverval-Grignon (Europe/Paris) using local sunrise, sunset and astronomical positions.
Other observances and vrats falling in August 2026, with dates computed for Thiverval-Grignon.
See every observance, vrat and ekadashi computed precisely for Thiverval-Grignon — or pick a different city.
A more detailed account of Onam (Thiruvonam) in Thiverval-Grignon — its mythology, regional variations, and rituals — is being prepared.