Pack or skip
Sunscreen for Anaheim in September
Verdict
Pack it
Sun still finds you at 85°F — UV doesn't care about temperature.
Why
Anaheim in September averages highs of 85°F, lows of 66°F, 1 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 85°F — UV doesn't care about temperature.