Pack or skip
Sunscreen for Palermo in December
Verdict
Pack it
Sun still finds you at 62°F — UV doesn't care about temperature.
Why
Palermo in December averages highs of 62°F, lows of 52°F, 8 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 62°F — UV doesn't care about temperature.