Onam 2025 Date, Thiruvonam Date
Onam is a Hindu festival celebrated mainly by the people of Kerala. Malayali festival Onam is celebrated by native speakers of Malayalam. Onam is celebrated in Chingam month on Malayalam Solar Calendar. Chingam month is known as Simha month in other solar calendars and in Tamil Calendar it is known as Avani month. In the month of Chingam when Nakshatra Thiruvonam prevails during Madhyahna part of the day, that day is considered for Onam celebrations. Thiruvonam Nakshatra is known as Shravana in other Hindu Calendars.The festival honours the appearance of Vamana avatar of Vishnu and the home coming of the legendary King Mahabali. Onam celebrates the Asura King Mahabali's annual visit from Patala Lok, the lok that is considered to be under Earth. It is believed that Asura King Mahabali visits every Malayali home to meet people on Thiruvonam day. Onam celebrations start on Atham day (the day when Atham Nakshatra prevails) and continue for 10 days till Thiruvonam day. Atham Nakshatra is known as Hasta Nakshatra in other Hindu Calendars. The first day of Onam is popularly known as Atthachamayam day. Post Thiruvonam day, Onam celebrations continue for another two days which means Onam is a twelve days long festival.Onam state holidays start one day before and end after two days of main Thiruvonam day. The holidays are named first Onam, second Onam, third Onam and fourth Onam where the second Onam is the most important day of four days holidays.
The word ‘Onam’ or ‘Thiruvonam’ is derived from the Sanskrit word ‘Shravanam.’ Thiruvonam is one among the 27 nakshatras or constellations. The passage of time made the word Shravanam becoming Onam in today's time. The word ‘Thiru’ means the places and activities associated with Lord Vishnu in South India. Thiruvonam is the Nakshatra of Lord Vishnu, who appeared as Vamana to push Mahabali into Pathalam.
Onam Festival Dates
Onam 2025 Calendar
Here you can find Onam 2025 Calendar:
| Onam Day 1 | 26th August 2025 | Atthachamayam, Athapoo Pookalam |
| Onam Day 2 | 27th August 2025 | Chithira Day |
| Onam Day 3 | 29th August 2025 | Chodhi Day |
| Onam Day 4 | 30th August 2025 | Vishakham Day |
| Onam Day 5 | 31st August 2025 | Anizham Day, Vallam Kali |
| Onam Day 6 | 1st September 2025 | Thriketa Day |
| Onam Day 7 | 2nd September 2025 | Moolam Day, Onam Sadya Puli Kali, Kaikotti Kali |
| Onam Day 8 | 3rd September 2025 | Pooradam Day, Onathappan |
| Onam Day 9 | 4th September 2025 | Uthradom Day, First Onam Uthradappachil |
| Onam Day 10 | 5th September 2025 | Thiruvonam Day, Second Onam Thiru-Onam, Onam |
| Onam Day 11 | 6th September 2025 | Avvittom Day, Third Onam Thrissur Pulikali |
| Onam Day 12 | 7th September 2025 | Chatayam Day, Fourth Onam |
