Pack or skip
Sunglasses for Tucson in July
Verdict
Pack it
Highs around 99°F — plenty of daylight glare.
Why
Tucson in July averages highs of 99°F, lows of 74°F, 9 rainy days.
That climate means sunglasses earns its space in the bag. Highs around 99°F — plenty of daylight glare.