Pack or skip
Sunscreen for Cartagena in August
Verdict
Pack it
Sun still finds you at 87°F — UV doesn't care about temperature.
Why
Cartagena in August averages highs of 87°F, lows of 77°F, 5 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 87°F — UV doesn't care about temperature.