SummerPeak season ~78°F highs

Things to do in San Diego in August

August is one of the best months to visit San Diego, with average highs around 78°F. Long days suit beaches, parks and evenings outdoors.

Plan a August weekend Where else in August

Best picks for August

What's famous here, weighted toward what shines in August.

1Long days outdoors

Joshua Tree National Park

national park of the United States

San Diego Zoo

zoo in Balboa Park, San Diego, California, United States

3Long days outdoors

Balboa Park

historic park in San Diego, California

Also great in August in California

San Francisco

San Diego in August: quick answers

Is August a good time to visit San Diego?

August is one of the best months to visit San Diego, with average highs around 78°F. Long days suit beaches, parks and evenings outdoors.

What is the weather like in San Diego in August?

Average daytime highs are around 78°F, compared with 78°F in the warmest month. Check the forecast a week out; our planner favors indoor stops on rainy days.

What are the best things to do in San Diego in August?

Top picks for August: Joshua Tree National Park, San Diego Zoo, Balboa Park, Cabrillo National Monument, Anza-Borrego Desert State Park.