Pack or skip
Sunscreen for São Paulo in July
Verdict
Pack it
Sun still finds you at 70°F — UV doesn't care about temperature.
Why
São Paulo in July averages highs of 70°F, lows of 54°F, 6 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 70°F — UV doesn't care about temperature.