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