Pack or skip
Insect repellent for São Paulo in January
Verdict
Pack it
Warm (82°F) plus 15 rainy days = mosquito conditions.
Why
São Paulo in January averages highs of 82°F, lows of 66°F, 15 rainy days.
That climate means insect repellent earns its space in the bag. Warm (82°F) plus 15 rainy days = mosquito conditions.