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Onam 2026: Dates, Rituals, Astrological Remedies

By March 5, 2026March 25th, 2026No Comments
Onam Festival 2025 Dates, Rituals and Significance

Onam 2026, Kerala’s biggest harvest festival, rooted in the Sangam era, celebrates the Vamana avatar of Lord Vishnu and the homecoming of King Mahabali. Discover when Onam is, its rituals and the specially curated astrological remedies as per your zodiac by InstaAstro’s astrology experts.

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Onam or Thiruvonam 2026 Date and Time

Take a look at the Onam Thiruvonam 2026 Muhurat below, and also dates of all the 10-day events in 

  • Onam 2026 Start Day: 16th August 2026
  • Onam 2026 Main Day: Wednesday, August 26, 2026
  • Thiruvonam Nakshatram Begins: 10:51 PM on Aug 25, 2026
  • Thiruvonam Nakshatram Ends: 12:48 AM on Aug 27, 2026
Day Name Date (2026)
Day 1 Atham 16th August 2026
Day 2 Chithira 17th August 2026
Day 3 Chodi 18th August 2026
Day 4 Vishakam 19th August 2026
Day 5 Anizham 20th August 2026
Day 6 Thriketta 21st August 2026
Day 7 Moolam 22nd August 2026
Day 8 Pooradam 23rd August 2026
Day 9 Uthradom 24th August 2026
Day 10 Thiruvonam 26th August 2026

What Is the Onam Festival?

Onam (also known as Thiruvonam) is the biggest harvest festival celebrated primarily in Kerala. It takes place in August or September, during the Chingam month, as per the Malayalam calendar.

This festival celebrates the homecoming of King Mahabali Chakravarti, a legendary ruler of the Chera kingdom. More than Lord Mahabali’s homecoming, Onam welcomes prosperity, abundance and unity to every Malayali home. 

Also Read: What Does Vastu Shastra Say About Sleeping Direction?

Onam Significance – Why This Festival is Special?

Below are the key reasons that explain why the festival of Thiruvonam is significant in the Malayali community and tradition: 

  • Kerala Harvest Festival

The Onam significance is related to a time of hope and prosperity for farmers after the hard work done in the Karkidakam (the month of heavy monsoon). It marks the end of the monsoon and the beginning of the rice harvest season (known as Onakoythu, Chingakoythu, or Kannikoythu).

  • Symbol of Prosperity and Good Times

The Kerala harvest festival, aka Onam, also symbolises abundance, prosperity and the return of good times. Furthermore, it showcases the rich cultural heritage of Kerala.

  • Lord Vishnu’s Vamana Avatar

The Onam also celebrates the 5th incarnation of Lord Vishnu, Vamana, a young dwarf Brahmin. Several ancient texts, such as Vamana Purana and Bhagavata Purana, mention the birth of Vishnu’s Vishwaroopa Trivikrama Vamana on the eve of Onam.

  • Celebrated in Chingam

Onam falls in the first month of the Malayalam calendar (Kollavarsham), Chingam and is the first festival of the year. The festivities begin with Atham, gradually building up to the Thiruvonam onam 2026 main day.

Onam Rituals 2026: How is Onam Celebrated?

Onam is celebrated with great happiness and many special customs all over Kerala. These Onam rituals are done throughout the 10-day festival, each having its own meaning and significance. Here is how people celebrate the festival of Onam:

  • Atha Pookkalam

Families and children begin making Pookkalam (flower rangolis) using local flowers such as Thumbapoo, Mukkuttipoo, and Kannanthalli. On the first day, people draw a single flower, then add new colours or rings each day until Thiruvonam. These flower drawings symbolise prosperity and are made to welcome Lord Mahabali.

  • Thrikkakara Appan Worship

Clay idols representing Lord Vamana (Lord Vishnu’s dwarf avatar) and King Mahabali (also known as Thrikkakara Appan and Onathappan) are placed right in the centre of the growing Onam Pookalam.

  • Onakkodi (New Clothes)

Families buy and gift each other new clothes on Chodhi, a ritual called Onakkodi. Men typically wear a traditional attire called Mundu, while females wear Kasavu sarees (creamy white with golden borders), and young girls wear Pattu Pavada.

  • Home Cleaning and Decoration

Not just buying new clothes, but Onam rituals also involve cleaning and decorating homes. This gets them ready to welcome their beloved King Mahabali into their homes.

  • Vallamkali (Boat Races)

Vallamkali begins in various parts of Kerala, especially along the Pamba River in Pathanamthitta. Certainly, it is one of the most popular Onam festival rituals.

  • Performing Traditional Dance Forms

Pulakali (Tiger Dance), Thiruvathira (Women’s Dance), and Kathakali, as well as other traditional Malayali dance forms, are performed during Onam rituals.

  • Onam Sadhya

The traditional dish, a key part of the Onam ritual, is made with cooked moong dal and is prepared and enjoyed on a banana leaf by all.

  • Onathappan Immersion

After the Onam main day, the Onathappan idol is immersed in water, marking King Mahabali’s return on Avittom (the 11th day). 

What are the 10 days of Thiruvonam?

  • Atham (Day 1): Onam begins, and the first Pookkalam (Athapookkalam) is created, and initial prayers are offered to Mahabali and Thrikkakara Appan. 
  • Chithira (Day 2): People clean their homes, add more flowers to the Pookkalam, and visit temples. 
  • Chodhi (Day 3): Families shop for Onakkodi (new clothes), exchange gifts. 
  • Visakam (Day 4): The harvest is collected, Sadhya meal ingredients are gathered, and cultural events like Thiruvathirakali and Kathakali are held. 
  • Anizham (Day 5): The famous boat race (Vallamkali) happens, and people gather and enjoy the race. 
  • Thriketa (Day 6): People often travel to their ancestral homes to spend quality time together. 
  • Moolam (Day 7): Temples begin to offer special sadhyas (feasts) to devotees.  
  • Pooradam (Day 8): Small clay idols of Mahabali or Vamana (Maathevaru) are placed in the centre of the Pookkalam. 
  • Uthiradam (Day 9): Known as “First Onam,” houses get busy with Sadhya preparations and fresh fruits and vegetables are cleaned and arranged.
  • Thiruvonam (Day 10): The biggest Pookkalam is made, families enjoy the special feast, and everyone prays together. 

Astrological Significance of Onam or Thiruvonam 2026

The Onam festival is associated with a special Thiruvonam Nakshatra (also known as Shravana Nakshatra). Astrologers believe that performing Onam Chingam rituals during this time helps you pull in good fortune and abundance into your life.

Onam 2026 astrology day is linked to Vamana Jayanti, the birthday of Lord Vishnu. This connects to Jupiter, the planet of wisdom, helping clear old karmic debts and balance Jupiter energy in the kundli. The festival of Onam also happens in Chingam, when the Sun enters Leo, bringing strong royal power and good fortune.

Zodiac-Wise Onam 2026 Astrological Remedies 

Our expert astrologers have laid down the Onam 2026 special remedies that you can perform to boost your fortune and balance the planetary influence as per your zodiac sign. So, take a look: 

1. Aries (Mesham)

  • Remedy: On the sacred day of Thiruvonam, offer food to the less fortunate. You can also chant the Gayatri mantra to attract positive vibrations. 
  • How will it benefit you? Boosts your inner strength and attracts abundance into your family.

2. Taurus (Vrishabham) 

  • Remedy: During the Onam period, consider donating food for cows at a Gaushala (cow shelter). 
  • How will it benefit you? Blesses with wealth, prosperity and peace. 

3. Gemini (Mithunam) 

  • Remedy: Donate rice and milk to your nearest temple. Alternatively, present gifts to unmarried girls (especially young ones). 
  • How will it benefit you?  Brings peace in relationships and clarity. 

4. Cancer (Karkidakam) 

  • Remedy: On the auspicious day of Thiruvonam Onam 2026, wear white-coloured clothes and offer your prayers to Lord Vishnu and Lord Ganesha. 
  • How will it benefit you? Removes obstacles and brings positivity. 

5. Leo (Simham) 

  • Remedy: Stream small amounts of jaggery and wheat into flowing water (like a river or stream). You can also wear silver ornaments on the day of Onam. 
  • How will it benefit you? Flows with fortune and inner peace. 

6. Virgo (Kanni) 

  • Remedy: During the 10 days of Onam, feed green fodder or food to cows. Also, pay respect to your parents and other elderly family members. 
  • How will it benefit you? Brings peace in relationships and removes problems. 

7. Libra (Thulam)

  • Remedy: Donate rice, jaggery (gur), and milk to those in need or to a temple.
  • How will it benefit you? Attracts sweetness, balance and abundance in life. 

8. Scorpio (Vrischikam) 

  • Remedy: Worship Lord Ganesha daily throughout the Onam 2026 period. Offer him red flowers if possible. Do not forget to keep a red handkerchief with you at all times. 
  • How will it benefit you? It helps remove obstacles from your path.

9. Sagittarius (Dhanus) 

  • Remedy: Wear saffron or yellow coloured clothes on the day of Thiruvonam. Also, apply sandalwood tilak (chandan) on your forehead. 
  • How will it benefit you? Bring clarity in life and good fortune. 

10. Capricorn (Makaram)

  • Remedy: On the day of Thiruvonam 2026, offer fresh water and food to birds. 
  • How will it benefit you? It lessens karmic burdens and brings Saturn’s blessings. 

11. Aquarius (Kumbham) 

  • Remedy: Donate clothes and feed the needy during Thiruvonam 2026. You must pray to the Rudra form of Lord Shiva. 
  • How will it benefit you? Grant you Lord Shiva’s blessings and attract fortune.

12. Pisces (Meenam)

  • Remedy: During the Onam 2026 festival, wear gold ornaments or clothes in yellow colours. 
  • How will it benefit you? Brings wisdom, luck and positivity. 

FAQs (Frequently Asked Questions)

1. Which is the main day of Onam in 2026?

The main Onam date is Thiruvonam, which falls on  This is the peak day of celebrations, believed to be when King Mahabali visits his people.

2. Which day of Onam is called Thiruvonam?

Thiruvonam is the 10th and final day of the Onam festival. It is the most important day, marked by the grand Onam Sadhya and extensive celebrations across Kerala.

3. What is Pookalam in Onam?

A Pookalam is a beautiful design made from fresh flowers on the ground. People make it outside their homes during the Onam festival.

4. What is the significance of Onam Sadhya?

The famous Onam feast, called the Onasadya, is a grand meal served on a banana leaf during the festival. It has great cultural significance as it serves as a celebration of a good harvest as well as the arrival of Lord Mahabali.

5. Which festival is celebrated in Kerala in September 2025?

The biggest festival celebrated in Kerala in September 2025 is Onam. Even though Onam starts in late August, its most important day, Thiruvonam, is on September 5, 2025. So, the main celebrations go on into September.

6. What's the story behind Onam?

Onam celebrates the homecoming of Lord Mahabali as he visits the Earth once a year during this period. This festival aligns with the harvest season as well, and therefore, it is culturally and agriculturally significant.

Also Read: Spiritual Meaning Of Waking At These Night Times

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Vijaya Rathi

About Vijaya Rathi

A keen student of advertising, marketing and public relation, I take pride in my analytical and content writing skills. I have a bright and cheerful outlook on life.