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Onam 2026 Date — Wednesday, August 26, 2026

When is Onam in 2026? Onam 2026 falls on Wednesday, August 26, 2026.

Observance: Onam (Thiruvonam). City calendars may vary slightly by sunrise and amanta or purnimanta tradition — confirm with your local mandir.

Onam 2026 calendar — all ten days from Atham

Onam 2026: the ten Onam days and their nakshatra
DayNameStarDate & day
Day 1AthamHastaMon, 17 August 2026
Day 2ChithiraChitraTue, 18 August 2026
Day 3ChodhiSwatiWed, 19 August 2026
Day 4VishakamVishakhaThu, 20 August 2026
Day 5AnizhamAnuradhaFri, 21 August 2026
Day 6ThrikettaJyeshthaSat, 22 August 2026
Day 7MoolamMulaSun, 23 August 2026
Day 8PooradamPurva AshadhaMon, 24 August 2026
Day 9Uthradam (First Onam)Uttara AshadhaTue, 25 August 2026
Day 10ThiruvonamShravanaWed, 26 August 2026

Onam follows the Malayalam solar calendar: Thiruvonam is the day the Shravana (Thiruvonam) nakshatra falls in the month of Chingam, and the ten days are counted back from it to Atham.

Why we celebrate

Kerala harvest festival welcoming righteous King Mahabali; Vamana-Vishnu legend.

How it is celebrated

Pookalam, Onam sadya, boat races, Thiruvonam feast.

Puja timing

Thiruvonam day main feast and puja; ten-day Uthradam to Thiruvonam.

Foods & offerings

Onam sadya — 20+ items on banana leaf: avial, olan, payasam.

Rituals

  1. Daily pookalam.
  2. Wear kasavu mundu/sari.
  3. Community sadya and games.

Onam dates by year

When is Onam — 2025 to 2029
YearDate & day
2025Fri, 5 September 2025
2026Wed, 26 August 2026
2027Sun, 12 September 2027
2028Fri, 1 September 2028
2029Wed, 22 August 2029

Hindu festivals around Onam 2026