Onam 2025 Dates. In 2025, onam starts on 26 august with atham and ends on 7 september with chatayam or the fourth onam. The hindu festival onam is observed during the month of chingam on the malayalam calendar, which is typically between august and september.

The festival explicitly manifests the culture, rituals, and customs of. Onam festival is quite amazing with onam sadhya, onam dance, onam flower carpet, & much more.