Home » Archive by Day
Pick Date

Events for September 13, 2026

< Saturday, September 12 Monday, September 14 >

Sunday, September 13

SF’s “Inner Sunset Flea Market” 2026 w/ Sunset Mercantile (Every 2nd Sunday)
Sunday, September 13 – 10:00 am - Ends at 4:00 pm | Cost: FREE*
*Free Admission: All Welcome
| Inner Sunset
SF's "Inner Sunset Flea Market" 2026 w/ Sunset Mercantile (Every 2nd Sunday)

The Inner Sunset Flea Market is back for its 11th season on April 12th! Launched in collaboration with the Inner Sunset Park Neighbors and happening every second Sunday from April to November, this vibrant, well-loved community event transforms Irving Street (9th-11th Ave.) into a lively ...Monthly

Flower Piano 2026: 12 Hidden Pianos in Golden Gate Park (Sept. 10-20)
Flower Piano 2026: 12 Hidden Pianos in Golden Gate Park (Sept. 10-20)

One of the most unique interactive music festivals in the Bay Area is back! Flower Piano returns for its 11th year with 11 days of music, 12 pianos, and 130 performances in the Botanical Garden, plus plenty of open play opportunities, family-friendly activities, and more ...

“HellaSecret” Speakeasy Comedy Show & Cocktail Night (Oakland)
Sunday, September 13 – 6:00 pm - Ends at 7:30 pm | Cost: FREE*
*Free with RSVP
| Mesa Maguey
"HellaSecret" Speakeasy Comedy Show & Cocktail Night (Oakland)

Secret pop-up comedy show at a new bar in Temescal in Oakland Get ready for the return of our “HellaSecret” comedy show in Oakland. A new series of pop-up live comedy shows at unique spots all across the bay. We’ll take over a venue and you’ll ...

Free Sunday Comedy Night in Downtown SF
Free Sunday Comedy Night in Downtown SF

Welcome to the heart of laughter right on the edge of SF’s vibrant Hayes Valley district! Step into a world of hilarity and at the newest addition to the city’s comedy scene – a chic, upscale comedy club boasting avant-garde decor, an upstairs lounge and a roster of top-notch comedians. ...

5th Annual Noe Valley Art Festival
Sunday, September 13 – 10:00 am - Ends at 4:00 pm | Cost: FREE*
*Free event
| Noe Valley Town Square
5th Annual Noe Valley Art Festival
The 5th annual Noe Valley Art Festival will be held on Sunday, September 13th from 10am-4pm in the Noe Valley Town Square. This FREE community event will feature art displays and sales, painting demonstrations, activities for kids plus music. With 22 artists participating, art on display will include ...
KUSF Rock ’N Swap: SF’s Largest Record Fair (USF)
Sunday, September 13 – 10:00 am - Ends at 3:00 pm | Cost: $3*
*Free with any student ID. Early Bird $20 before 10:00am.
| USF McLaren Center
KUSF Rock ’N Swap: SF’s Largest Record Fair (USF)
KUSF presents Rock ’N Swap, San Francisco’s largest record fair, held at the USF McLaren Center. The event offers early bird admission for $20 starting at 7:00 AM, with general admission at $3 after 10:00 AM. Free entry is available for anyone with a student ...
54th Annual Castro Valley Fall Festival 2026 (Sept. 12-13)
Sunday, September 13 – 10:00 am - Ends at 5:00 pm | Cost: FREE | Castro Valley Blvd.
54th Annual Castro Valley Fall Festival 2026 (Sept. 12-13)

The 54th Annual Castro Valley Fall Festival returns to Castro Valley Blvd. for a weekend of free, family-friendly activities including live music, pony rides, food, local vendors, and entertainment. The event spans two days and is open to the community. Original Event Description: _🍂 Castro ...

Latino Conservation Week Guided Hike + Free Food (Redwood City)
Sunday, September 13 – 10:00 am - Ends at 2:00 pm | Cost: FREE*
*RSVP required. Food and snacks provided. Bus transportation included from Cubberley Community Center in Palo Alto.
| El Corte de Madera Creek Preserve Parking Area
Latino Conservation Week Guided Hike + Free Food (Redwood City)
Kick off Latino Conservation Week 2026 with Latino Outdoors SF Bay Area, Midpeninsula Regional Open Space District, and Hispanic Access Foundation at El Corte de Madera Creek Preserve in Redwood City. The event features a free, guided ranger hike of about 2.5 miles to the ...
10:00 amContra Costa Vintage Market (Lafayette)  FREE*
*Free Admission, Parking, and Music
54th Annual Mountain View Art & Wine Festival (Sept. 12-13)
Sunday, September 13 – 10:00 am - Ends at 6:00 pm | Cost: FREE | Castro Street (Downtown Mountain View)
54th Annual Mountain View Art & Wine Festival (Sept. 12-13)

The Mountain View Art & Wine Festival returns to Downtown Mountain View for its 54th year, bringing two days of art, live music, food, drinks, family fun, and more to Castro Street on September 12-13, 2026. With 400 artists and vendors, two stages of live ...

10:00 amSF’s Snowboard & Ski Trick Workshop w/ Pro Coaches & Trampolines (House of Air)  $40*
*Booking in advanced is recommended
“Manny’s Neighborhood Trash Cleanup” w/ $1 Beer & Free Yoga Classes, Free Fries (SF)
Sunday, September 13 – 10:00 am - Ends at 11:00 am | Cost: FREE*
*Sign up on this TogetherSF Mobilize page: https://www.mobilize.us/togethersf/event/444979/
| Manny’s
"Manny's Neighborhood Trash Cleanup" w/ $1 Beer & Free Yoga Classes, Free Fries (SF)

Tired? Sunday Funday. Wired? Sunday done-day. Make our neighborhood better, brunch with cool people (sorry not sorry, we’re biased), get deals to some fave local spots, and wrap it up before the Sunday Scaries hit with an easy hour of picking up trash around our ...Every Sunday

10:30 am“Sunday Assembly” Silicon Valley Community Gathering | Mountain View  FREE
“Lindy in the Park” Swing Dance Party (Golden Gate Park)
Sunday, September 13 – 11:00 am - Ends at 2:00 pm | Cost: FREE*
*Weather permitting (rain cancels)
| JFK Drive Lindy Hop Spot
"Lindy in the Park" Swing Dance Party (Golden Gate Park)

Get ready to swing in Golden Gate Park every sunny Sunday at “Lindy in the Park,” a weekly free event near the de Young Museum, when the streets of Golden Gate Park are closed to traffic and the dancers take over. This in person event resumed ...Every Sunday

11:00 amWomen’s Wellness Fair  FREE*
*Free entry to the fair. Paid exercise workshops. Paid Dexa Scans. Paid lunch service.
“Free Oakland Up” Market: Shop for Free Treasures (Every Friday-Sunday)
"Free Oakland Up" Market: Shop for Free Treasures (Every Friday-Sunday)

Free Oakland UP, a Social Practice Project by Jocelyn Meggait, is open Fridays through Sundays from 12–4 PM, offering free materials for art, collage, and junk journals such as ephemera, electronics parts, books, and household goods. Outdoor items are entirely free to take (just don’t ...Every Sunday

12:00 pmGolden Gate Park “The Whale’s Tail” Beer/Wine Garden + Live Music (Summer 2026)  FREE*
*Free admission and entertainment for all ages. Dogs and bikes welcome. Food and beverages available for purchase.
12:00 pmPuzzical Chairs  FREE*
*Free casual puzzling, Puzzical Chairs is $15 to play
17th Annual Greek & Middle Eastern Festival (Rohnert Park)
Sunday, September 13 – 12:00 pm - Ends at 8:00 pm | Cost: FREE*
*Free Admission/Free Parking
| St. George Orthodox Church
17th Annual Greek & Middle Eastern Festival (Rohnert Park)

A Taste of Greece & the Middle East Comes to Rohnert Park! Get ready for a weekend filled with delicious food, live music, dancing, culture, and community! The 17th Annual Greek & Middle Eastern Festival returns to Rohnert Park on Saturday, September 12, and Sunday, ...

Golden Gate Park Sunday Roller Disco Party (SF)
Sunday, September 13 – 1:00 pm - Ends at 5:00 pm | Cost: FREE | Skatin' Place
Golden Gate Park Sunday Roller Disco Party (SF)

There is a place in San Francisco’s Golden Gate Park that is heaven for Bay Area inline skaters and roller skaters who like to boogie to the funky beat on wheels. The Godfather of Skate brings his mobile DJ unit and plays groovy tunes for ...Every Sunday

Golden Gate Park Band’s Symphony in the Park”: Mexican Culture Day w/ Ballet Folklorico
Sunday, September 13 – 1:00 pm - Ends at 2:45 pm | Cost: FREE*
*Free, but donations are welcome.
| Spreckels Temple of Music (Golden Gate Park Bandshell)
Golden Gate Park Band's Symphony in the Park": Mexican Culture Day w/ Ballet Folklorico

The Golden Gate Park Band presents its 144th season in Golden Gate Park’s music concourse. That’s right, this 30-piece symphony has been playing free concerts in Golden Gate Park since 1882. For 2026, the Golden Gate Park Band performs free weekly concerts most Sundays at 1 pm. ...Every Sunday

SF’s Free “Opera in the Park” 2026 Festival (Golden Gate Park)
Sunday, September 13 – 1:30 pm - Ends at 3:30 pm | Cost: FREE | Robin Williams Meadow (Sharon Meadow)
SF's Free "Opera in the Park" 2026 Festival (Golden Gate Park)
Ring in the new season with Opera in the Park, a free outdoor concert celebrating San Francisco Opera’s upcoming season with an afternoon of live music in Golden Gate Park. 2026 Opera in the Park September 13, 2026 | 1:30pm Robin Williams Meadow, Golden Gate Park, SF FREE It’s time ...
Free Mission Repair Cafe: Fix Your Broken Stuff + Sweet Treats (SF)
Sunday, September 13 – 2:00 pm - Ends at 4:30 pm | Cost: FREE | 19th & Mission St
Free Mission Repair Cafe: Fix Your Broken Stuff + Sweet Treats (SF)
Dig out your broken things (electronics, appliances, clothes, toys, jewelry etc) and our volunteer repairers will try and repair them for free! The Mission Repair Cafe is a local volunteer driven initiative to help reduce waste, save resources and money, and bring joy to the local ...
2:00 pmAnime & Manga Club: An Afternoon Full Of Fun | SF  FREE
18th Annual 50|50 Show: 2,500+ Small Artworks (Pacifica)
18th Annual 50|50 Show: 2,500+ Small Artworks (Pacifica)
The 2026 50|50 Show Opens Sept 11 — 12                Artistic vision, bold imagination and staying power are all necessary for the participating California artists who undertook an intense journey this summer to create 50 small artworks over 50 days for the SF Bay Area’s favorite ...
Yerba Buena Illuminated: Free 95-Ft Art Projection on Market Street
Sunday, September 13 – 7:00 pm - Ends at 10:00 pm | Cost: FREE | Humboldt Bank Building
Yerba Buena Illuminated: Free 95-Ft Art Projection on Market Street

San Francisco has officially turned a downtown building into a giant art projector. Yerba Buena Illuminated launched Tuesday, August 25, 2026 projecting giant digital artworks onto the historic Humboldt Bank Building at 785 Market St., at the top of Yerba Buena Lane. The massive projection ...

< Saturday, September 12 Monday, September 14 >