Pack or skip
Sunglasses for Knoxville in May
Verdict
Pack it
Highs around 79°F — plenty of daylight glare.
Why
Knoxville in May averages highs of 79°F, lows of 56°F, 11 rainy days.
That climate means sunglasses earns its space in the bag. Highs around 79°F — plenty of daylight glare.