Pack or skip
Sunscreen for Las Vegas in October
Verdict
Pack it
Sun still finds you at 81°F — UV doesn't care about temperature.
Why
Las Vegas in October averages highs of 81°F, lows of 58°F, 3 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 81°F — UV doesn't care about temperature.