2025 Onam Holidays. This page contains a calendar of all 2025 public holidays for tamil nadu. Malayalam calendar showing all kerala festivals, government holidays in kerala and major events in the year 2025.

A circular issued by the ministry of personnel, public grievances and pensions has declared 17 gazetted holidays and 31. In 2025, onam festivities will commence on september 6 (friday) and conclude on september 17 (tuesday).