Pack or skip
Sunscreen for Knoxville in August
Verdict
Pack it
Sun still finds you at 88°F — UV doesn't care about temperature.
Why
Knoxville in August averages highs of 88°F, lows of 67°F, 8 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 88°F — UV doesn't care about temperature.