Pack or skip
Sunglasses for Tucson in December
Verdict
Pack it
Highs around 63°F — plenty of daylight glare.
Why
Tucson in December averages highs of 63°F, lows of 38°F, 4 rainy days.
That climate means sunglasses earns its space in the bag. Highs around 63°F — plenty of daylight glare.