Pack or skip
Sunscreen for Las Vegas in August
Verdict
Pack it
Sun still finds you at 103°F — UV doesn't care about temperature.
Why
Las Vegas in August averages highs of 103°F, lows of 79°F, 3 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 103°F — UV doesn't care about temperature.