Pack or skip
Insect repellent for São Paulo in March
Verdict
Pack it
Warm (81°F) plus 13 rainy days = mosquito conditions.
Why
São Paulo in March averages highs of 81°F, lows of 65°F, 13 rainy days.
That climate means insect repellent earns its space in the bag. Warm (81°F) plus 13 rainy days = mosquito conditions.