Pack or skip
Sunglasses for São Paulo in December
Verdict
Pack it
Highs around 80°F — plenty of daylight glare.
Why
São Paulo in December averages highs of 80°F, lows of 65°F, 14 rainy days.
That climate means sunglasses earns its space in the bag. Highs around 80°F — plenty of daylight glare.