Pack or skip
Sunscreen for San Antonio in June
Verdict
Pack it
Sun still finds you at 93°F — UV doesn't care about temperature.
Why
San Antonio in June averages highs of 93°F, lows of 74°F, 8 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 93°F — UV doesn't care about temperature.