The Best Things to Do in San Diego: September 2026

September is San Diego’s unofficial second summer—the crowds thin, the weather stays warm, and the city’s calendar somehow gets even busier. This month brings stadium-sized rock shows, Broadway’s buzziest comedy, a new anime convention, world-premiere theater, gallery openings, food festivals, and the first signs of spooky season. Whether you’re ready to lean into fall or determined to keep summer going, here are the best things to do in San Diego this September.

Concerts & Festivals | Theater & Art Exhibits | More Fun Things to Do

Concerts & Festivals in San Diego This Month

9/2 

As Guns N’ Roses storm into decade five, their appetite for destruction persists. During their Snapdragon Stadium concert, hear the hard rock anthems, new material and a set from The Black Crowes.

9/23

Kehlani is proof that the romance and earnest sensuality of old-school R&B will never go out of style. Hear her take it back to the aughts at Viejas Arena.

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Theater & Art Exhibits in San Diego This Month

9/6-10/11

From the silver screen to The Old Globe stage, John Carney will Begin Again (again) with a world premiere musical adaptation featuring new songs—courtesy of Train—and a story overflowing with hope. 

9/12-10/17 

The concept of work is a guiding principle for San Diego native and multidisciplinary creative noé olivas. Observe his community-informed approach via Tierra y Cielo (Earth and Sky) at Best Practice Gallery. 

9/18-10/25 

Two workers grapple with the weight of their roles at a temporary migrant shelter in Mario Vega’s world premiere play Our Lady of the San Diego Convention Center, set for citywide performances. 

9/26-2/28/2027

Luminous visions of peace and the Punjabi-American roots of Rupinder Kaloti inform The Gathering, a wondrous unification of family foretold via paintings at Oceanside Museum of Art. 

9/29-10/4 

It’s Mary Todd Lincoln’s world and we’re just living in it. See the presidential paramour barrel to her way to stardom at the Civic Theatre during Oh, Mary!, Cole Escola’s political spoof. 

More Fun Things to Do in San Diego This Month

9/5 & 9/6

Pros and Con(vention)s: Anime San Diego will debut at the San Diego Convention Center with cosplayers, panels and more than 400 vendors well-versed in Japanese animation.

9/11-10/31 

Scaredy cats beware: SeaWorld San Diego’s Howl-O-Scream embraces frights forged in darkness. Enjoy an ominous lineup of live shows, scare zones and bloody bars ahead of Halloween. 

9/12

The best parts of Artivál and the Alley Cat Art Walk have united for the free Alley Cat Art Fest, an all-day outing for live music and immersive artwork in Downtown El Cajon.

9/12 & 9/13 

Take a Grecian vacation for a fraction of the price during the annual Cardiff Greek Festival, two days of immersive cuisine and culture—with plenty of dancing—on the Encinitas coast.

9/13-9/20

Step away from the stove! The California Restaurant Association has eight days of eating experiences with your name on it. During San Diego Restaurant Week, explore by meal, neighborhood or cuisine for your personal dining plan. 

9/16 

Nourish yourself with an all-inclusive spread of Pacific Beach eats and locally-crafted artwork during the HeArt of PB Restaurant Walk on Garnet Avenue.

9/19 

When it comes to stand-up comedy, Chelsea Handler is always ready to roast. See Handler tell anecdotes and skewer an assemblage of victims during her Balboa Theatre performance. 

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