It’s true that fall is just around the corner and pretty soon there will be plenty of harvest festivals and pumpkin activities abound. But for now, you can enjoy several San Diego multicultural events, beach activities, Grandparents Day fun, and a tribute to 9/11. Enjoy San Diego in September before the witches and pumpkins come settling in.

San Diego

9/11 Memorial Stair Climb
Remember September 11, 2001 and honor the memory of those who perished in the 9/11 Memorial Stair Climb. Join firefighters, police officers, military personnel and civilians as they climb 110 floors of the Hilton San Diego Bayfront. Following the climb will be entertainment and firefighter education. Sat., 5:00 am, Hilton San Diego Bayfront, Cost varies. All ages. Event details.

Grandparents Day at the Fleet
Bring grandma and grandpa to the Reuben H. Fleet Science Center for a fun day of exhibits and hands-on activities. And it’s free! Sun., 10:00 am – 6:00 pm, Ruben H. Fleet Science Center, Free. All ages. Event details.

Brazilian Day Festival
Enjoy a carnival parade with floats, Brizilian percussion groups and samba dancers. The festival also includes two stages of entertainment, food, carnival rides, vendors and more. Sun., 11:00 am – 7:00 pm, Pacific Beach, Free. All ages. Event details.

North County

Grape Day Festival
Bring the family to the Escondido’s Grape Day Festival and Parade. Enjoy a parade, marching groups, floats, bands, grape stomping, music, dancing and free grapes! Sat., 9:30 am – 4:00 pm, Grand Ave. and Escondido Blvd. Free. All ages. Event details.

Archeology Day Open House
There’s lots to do at the Project Archeology Day Open House. Dig into 10,000 years of history viewing the exhibits and learning about current trends in archeology. Sat., 10:00 am – 2:00 pm, San Diego Archaeological Center, $5 – $15. All ages. Event details.

Dog Surf-A-Thon
Get ready for canine surfers (and a few humans) compete in the Surf-A-Thon. The day also includes vendors, dog agility course, and a canine costume contest. Event proceeds benefit the Helen Woodward Animal Center. Sun., 8:00 am – 2:00 pm, Dog Beach, $35 – $55. All ages. Event details.

Indian Dance Performance
The kiddos will enjoy Bharata (South Indian dance) and Bollywood dancing that shows classic expressions from India. Sat., 2:00 pm, Encinitas Library, Free. All ages. Event details.

East County

Sycuan Pow-wow
Families can enjoy gourd dancing, drumming, singing, inter-tribal performances, and a Kumeyaay bird singing at the annual Sycuan Pow-wow. Fri. – Sun., times vary, Sycuan Resort, Free. All ages. Event details.

South Bay

Fiesta del Rio
The Fiesta del Rio features Native Kumeyaay arts and crafts, games, activities, tours, and musical entertainment. Sun., 1:00 pm – 5:00 pm, Imperial Beach Pier Plaza, Free. All ages. Event details.

— Leah R. Singer