Pack or skip
Sunscreen for Long Beach in December
Verdict
Pack it
Sun still finds you at 65°F — UV doesn't care about temperature.
Why
Long Beach in December averages highs of 65°F, lows of 49°F, 5 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 65°F — UV doesn't care about temperature.