Things to Do in May 2026
in Petaluma
Festivals, live music, farmers markets, car shows, art exhibitions, and more β your complete guide to May 2026 in Petaluma, CA.
May is one of the most exciting months in Petaluma. The weather warms up, the historic downtown comes alive, and the event calendar fills with everything from blockbuster car shows to intimate art gallery openings. Whether you’re a longtime local or visiting wine country for the first time, here’s what’s happening in Petaluma this May 2026.
Recurring Weekly Events
Every Week in May
May 2026 Events Calendar
The beloved Film Fest Petaluma returns to the historic Mystic Theatre for its 18th annual showcase of the best short films from around the world. Animation, live action, documentary, and experimental works under 30 minutes, with filmmakers in attendance for Q&A conversations. A filmmaker-friendly event at the heart of wine country.
Get Tickets & Info βCool Petaluma’s biggest annual event of the year β an expo showcasing sustainability, community innovation, local organizations, and forward-thinking ideas for a better Petaluma. Family-friendly, inspiring, and free to attend.
Learn More βThe popular seasonal farmers market kicks off its 2026 run. Enjoy fresh produce, colorful flowers, artisan cheeses, baked breads, canned goods, fresh meats and fish, and local crafts. Live musicians play from the central gazebo on Saturday afternoons through November.
More Info βCountry singer-songwriter Kameron Marlowe brings his powerful voice and heartfelt storytelling to Petaluma’s premiere music venue, the historic Mystic Theatre. Tickets available through SeeTickets.
Get Tickets βA new exhibition opening at the Petaluma Arts Center in which artists reflect on narratives of heritage, arrival, adversity, resilience, and belonging β told through a Gen Z lens. On view through June 6.
Visit Gallery βAn evening with celebrated author and activist Rebecca Solnit at Petaluma’s beloved Phoenix Theater β a historic all-ages performance venue and nonprofit community center that has been part of Petaluma since 1911.
Get Tickets βPetty Theft, one of the Bay Area’s top tribute bands, celebrates the music of Tom Petty & the Heartbreakers in the intimate, historic Mystic Theatre. A beloved annual show for rock fans of all ages.
Get Tickets βA community gathering event hosted at the Petaluma Community Center. Check Eventbrite for full details, ticket pricing, and program information.
View on Eventbrite βThe Mystic Theatre has a live performance scheduled for May 14. Check the official Mystic Theatre calendar for the latest lineup, ticket prices, and show details.
Check Calendar βThe multi-day Salute to American Graffiti weekend kicks off Friday with an informal Cruise-In Social. Reserved parking for 1972 and older American vehicles. American Graffiti collectibles available. Free and open to all.
Event Details βThe biggest event of May! Over 600 classic American cars and trucks (1972 and older) fill the streets of historic downtown Petaluma β the same streets where George Lucas filmed American Graffiti in 1972. Classic rock ‘n’ roll DJ on the radio (XERB 88.1), community activities, and the signature cruise from 4β6 PM. Free to spectators; watching is best along Petaluma Blvd between B Street and D Street.
Event Details βCap off American Graffiti weekend with a live show at the Mystic. Check the official calendar for the artist lineup and ticket info.
Check Calendar βGrammy Award-winning country artist Pam Tillis brings her classic country sound to the intimate Mystic Theatre. Tickets are available through SeatGeek and the Mystic Theatre box office.
Get Tickets βAnother show at the Mystic on May 28. Check the official calendar for artist info and tickets.
Check Calendar βClosing out May on a Friday night at the Mystic. Check the official calendar for artist details and ticketing.
Check Calendar βArt & Culture All Month
Ongoing Through May & Beyond
Parks & Outdoor Activities
Get Outside in May