June Packing List for San Antonio — What to Wear & Bring

Linen is the most comfortable fabric for San Antonio's 93°F June heat, especially when dining along the River Walk.

Stay dry during a humid 93°F visit to the San Antonio Zoo or Brackenridge Park with performance fabrics.

A UPF-rated shirt protects your skin while exploring the exposed Alamo Plaza in the intense 93°F sun.

Loose dresses allow for maximum airflow in San Antonio's humid subtropical June climate when it's 93°F.

Breathable sandals are essential for comfort when San Antonio temperatures reach 93°F and the humidity is high.

Good airflow prevents feet from overheating during a 93°F tour of the San Antonio Missions National Historical Park.

Essential for the many hotel pools in San Antonio that offer a necessary escape from the 93°F afternoon heat.

A straw hat provides shade and ventilation for your head during San Antonio's sweltering 93°F June days.

San Antonio's June UV index peaks at 11 on the open Alamo Plaza, where highs of 93°F and 8 days of sun bake the limestone pavement — SPF 50+ applied every 2 hours is essential for any extended outdoor sightseeing.

A misting fan is a lifesaver when waiting outdoors for a San Antonio River Walk boat tour in 93°F heat.

Protects your phone from the 8 days of sudden, heavy afternoon thunderstorms common in June in San Antonio.

Critical for staying hydrated as you navigate San Antonio's outdoor sites in the 93°F humidity.

San Antonio's June heat index regularly exceeds the 93°F air temperature in the sunken River Walk corridor — electrolyte packets prevent dehydration during long outdoor afternoons near the Alamo and missions.