Onam 2026 in Cerritos: Events, Puja & Where to Celebrate

TL;DR 🌺

• Onam 2026 runs approximately August 27 – September 6, with Thiruvonam (the main day) falling around September 4–5.
• Cerritos is home to two key Desi/Indian temples: the Organization Of Hindu Malayalees and Sri Venkateswara Annamacharya Society Of America.
• September 4 brings a rare convergence: Thiruvonam falls on the same day as Krishna Janmashtami 2026, making it an exceptionally auspicious occasion.
• Ganesh Chaturthi 2026 arrives just ten days later on September 14, extending the festival season through mid-month.
• This guide covers the full August–September puja calendar, Desi/Indian temple contacts in Cerritos, and practical tips for celebrating Onam this year.

What Is Onam and What Does It Mean for the Desi/Indian Community in Cerritos?

Onam is the harvest festival of Kerala, observed to honor the annual return of the mythical King Mahabali to his people. For Malayalee families and Kerala-loving Desi/Indian households everywhere, Onam carries the same emotional weight as Diwali or Eid — it is the time of year when culture, food, family, and devotion converge across ten remarkable days.

In Cerritos, one of Southern California's most concentrated South Asian communities, Onam 2026 holds special significance. The city's Indian grocery corridor, its established Hindu temples, and its active cultural associations make it one of the better places in greater Los Angeles to experience Onam outside Kerala itself.

Onam 2026 runs approximately August 27 to September 6. The festival begins with Atham, the first asterism of the Onam season, and builds through ten days toward Thiruvonam — the main day — which falls around September 4–5, 2026. This is the day of the grand Onasadya feast, elaborate pookalam flower carpets, cultural performances, and the fullest expression of Onam rituals.

The ten-day arc of Onam also overlaps in 2026 with Raksha Bandhan 2026 (August 27, the same day Onam begins) and culminates precisely as Krishna Janmashtami 2026 arrives. These convergences make the 2026 Onam season one of the most packed in recent memory for the Cerritos Desi/Indian community.

Desi/Indian Temples in Cerritos for Onam Puja

Two established religious organizations serve the Cerritos Indian community and are the primary points of contact for Onam puja and cultural programs:

Organization Of Hindu Malayalees 13856 Reva St, Cerritos, CA 90703

The Organization Of Hindu Malayalees is the anchor institution for Malayalee Hindus in the Cerritos area. Each year, the Organization Of Hindu Malayalees organizes Onam programs featuring traditional puja, cultural performances, pookalam competitions, and a communal Onasadya feast. For an authentic Desi/Indian Malayalee Onam experience in Southern California, this is the first place to contact for 2026 event schedules and registration details.

Sri Venkateswara Annamacharya Society Of America 17707 Kensington Ave, Cerritos, CA 90703

The Sri Venkateswara Annamacharya Society Of America serves the broader Telugu and South Indian Hindu community in Cerritos. Centered on Vaishnava traditions, the Sri Venkateswara Annamacharya Society Of America observes all major festival dates and provides puja space and programs throughout the September season. With Krishna Janmashtami 2026 falling on approximately September 4 — overlapping with Thiruvonam — many Cerritos Desi/Indian families attend programs at both organizations during this rare convergence.

Insider Tip: The overlap of Thiruvonam and Krishna Janmashtami 2026 on September 4 is uncommon. Attend morning Onam puja at the Organization Of Hindu Malayalees, then join the Janmashtami midnight celebration. Both organizations welcome respectful visitors, but capacity is limited — reach out at least three weeks in advance to confirm schedules and secure spots for the Onasadya.

The Full Desi/Indian Festival Calendar for Cerritos: August–September 2026

Onam arrives as part of the most festival-dense stretch of the South Asian religious calendar. Here is the complete picture for the Cerritos Indian community:

Late July – Early August

• Guru Purnima 2026: July 28 — the full moon honoring spiritual teachers; widely observed across Hindu, Jain, and Buddhist traditions
• Purnima: July 28
• Sankashti Chaturthi: August 2 — monthly fast honoring Lord Ganesha
• Ekadashi: August 8 — fasting day observed by Vaishnavas
• Pradosh Vrat: August 10 — Shiva worship on the 13th lunar day
• Amavasya: August 12 — new moon; day for ancestral remembrance
• Nag Panchami 2026: August 16 — worship of the serpent deity with milk offerings and prayers

Mid-to-Late August

• Ekadashi: August 23
• Pradosh Vrat: August 25
• Raksha Bandhan 2026: August 27 — the festival of the brother-sister bond; rakhis tied, sweets exchanged
• Onam begins: approximately August 27 (Atham)
• Sankashti Chaturthi: August 31

September: The Festival Peak

• Onam continues through approximately September 6
• Thiruvonam (main Onam day): approximately September 4–5
• Krishna Janmashtami 2026: September 4 — Lord Krishna's birthday; midnight celebrations, dahi-handi programs
• Ganesh Chaturthi 2026: September 14 — Ganpati arrives just ten days after Onam ends

This calendar means the Cerritos Desi/Indian community is in near-continuous celebration mode from late August through mid-September. Raksha Bandhan 2026 launches the arc on August 27 (the same day Onam begins), and Ganesh Chaturthi 2026 provides the grand closing note on September 14.

Celebrating Onam in Cerritos: A Practical Guide

Attend the Onasadya: The traditional Onam feast — a banana-leaf spread of 26 or more vegetarian dishes including avial, olan, thoran, sambar, and multiple payasams — is the centerpiece of the celebration. The Organization Of Hindu Malayalees typically organizes a communal Onasadya; register early, as seating always fills quickly.

Make a pookalam at home: The pookalam is a flower carpet created fresh each morning during Onam, using marigolds, chrysanthemums, and other blooms arranged in concentric circles. Cerritos's Indian grocery stores stock the necessary flowers in abundance during festival season. Community pookalam competitions sometimes accompany temple programs — check with the Organization Of Hindu Malayalees for 2026 details.

Shop smart in Cerritos: The South Street corridor and the 166th Street area carry Kerala staples — banana leaves, raw plantains, yam (chena), coconut oil, and payasam ingredients — that can be difficult to source outside South Asian enclaves. Stock up the week before Thiruvonam.

Mark the September 4 convergence: Thiruvonam and Krishna Janmashtami 2026 falling on the same day is a genuinely rare occurrence. Families with mixed regional backgrounds — a Malayalee spouse and a North Indian or Telugu spouse, for instance — can honor both traditions in a single day. Plan the day's schedule around both the Onam Onasadya and the Janmashtami midnight puja.

Connect across communities: Onam in the Indian diaspora is often a cross-community event. The Sri Venkateswara Annamacharya Society Of America draws non-Malayalee South Indian families who enjoy the Onam feast and cultural programs. The celebration is an opportunity to share Malayalee culture with the broader Desi/Indian community in Cerritos.

FAQ

When is Onam 2026? Onam 2026 runs approximately August 27 to September 6. The main day, Thiruvonam, falls around September 4–5, 2026.

When exactly is Thiruvonam 2026? Thiruvonam in 2026 falls on approximately September 4–5. The exact date is set by the Malayalam calendar (Thiruvonam nakshatra in the month of Chingam); verify with your temple or a Malayalam almanac.

Is there an organized Onam event for the Desi/Indian community in Cerritos? Yes. The Organization Of Hindu Malayalees at 13856 Reva St, Cerritos, CA 90703 hosts Onam programs annually. Contact them directly for 2026 event details, dates, and registration.

What other major festivals fall near Onam in Cerritos? Raksha Bandhan 2026 (August 27), Nag Panchami 2026 (August 16), Krishna Janmashtami 2026 (September 4), and Ganesh Chaturthi 2026 (September 14) all fall within the Onam window.

Do I need to be Malayalee to attend Onam events in Cerritos? Onam celebrations in diaspora communities are generally welcoming to all Desi/Indian families and curious visitors. The Onasadya feast is beloved across South Asian communities. Contact the organizing temple to confirm their event is open to the public.

When should I register for the Onasadya? As early as possible — ideally three to four weeks before Thiruvonam. Contact the Organization Of Hindu Malayalees and the Sri Venkateswara Annamacharya Society Of America to confirm availability and registration procedures.

Bottom Line

Onam 2026 brings the Desi/Indian community in Cerritos a remarkable ten-day celebration from approximately August 27 to September 6, reaching its peak with Thiruvonam around September 4–5. With the Organization Of Hindu Malayalees anchoring Malayalee observance and the Sri Venkateswara Annamacharya Society Of America serving the broader South Indian community, Cerritos families have genuine options for puja, feasting, and cultural programs close to home. The rare convergence of Thiruvonam and Krishna Janmashtami 2026 on September 4 makes this year's Onam especially significant — and Ganesh Chaturthi 2026 on September 14 keeps the festival energy alive well into the following week. Register early, prepare your pookalam flowers, and make the most of the richest South Asian festival season the Cerritos Indian community has seen in years.