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 Martti (Europe/Helsinki) using local sunrise, sunset and astronomical positions.
Other observances and vrats falling in August 2026, with dates computed for Martti.
See every observance, vrat and ekadashi computed precisely for Martti — or pick a different city.
A more detailed account of Onam (Thiruvonam) in Martti — its mythology, regional variations, and rituals — is being prepared.