San Diego
SpringGood time to go ~70°F highs
Things to do in San Diego in May
May is a good month to visit San Diego, with average highs around 70°F. Blooming parks and mild days make it easy to pack in sights.
Best picks for May
What's famous here, weighted toward what shines in May.
Holidays in May 2027
- Memorial Day · Mon, May 31
Expect busier roads and pricier stays around these dates. See long weekends.
Also great in May in California
San Diego in May: quick answers
Is May a good time to visit San Diego?
May is a good month to visit San Diego, with average highs around 70°F. Blooming parks and mild days make it easy to pack in sights.
What is the weather like in San Diego in May?
Average daytime highs are around 70°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 May?
Top picks for May: Joshua Tree National Park, Balboa Park, Cabrillo National Monument, Anza-Borrego Desert State Park, San Diego Zoo.
