Pack or skip
Sunscreen for Valletta in January
Verdict
Pack it
Sun still finds you at 61°F — UV doesn't care about temperature.
Why
Valletta in January averages highs of 61°F, lows of 54°F, 5 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 61°F — UV doesn't care about temperature.