SpringOff season ~90°F highs

Things to do in San Antonio in May

May is off season (quieter, and often cheaper) to visit San Antonio, with average highs around 90°F. Blooming parks and mild days make it easy to pack in sights.

Plan a May weekend Where else in May

Best picks for May

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

1Spring blooms

Amistad National Recreation Area

protected area in Val Verde County, Texas

2Spring blooms

Seminole Canyon State Park and Historic Site

state park in Texas, United States

3Spring blooms

Holidays in May 2027

Memorial Day · Mon, May 31

Expect busier roads and pricier stays around these dates. See long weekends.

San Antonio in May: quick answers

Is May a good time to visit San Antonio?

May is off season (quieter, and often cheaper) to visit San Antonio, with average highs around 90°F. Blooming parks and mild days make it easy to pack in sights.

What is the weather like in San Antonio in May?

Average daytime highs are around 90°F, compared with 97°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 Antonio in May?

Top picks for May: Amistad National Recreation Area, Seminole Canyon State Park and Historic Site, Guadalupe River State Park, Hill Country State Natural Area, Kickapoo Cavern State Park.