Pack or skip
Sunglasses for São Paulo in October
Verdict
Pack it
Highs around 75°F — plenty of daylight glare.
Why
São Paulo in October averages highs of 75°F, lows of 59°F, 10 rainy days.
That climate means sunglasses earns its space in the bag. Highs around 75°F — plenty of daylight glare.