In terms of precipitation, rainfall in Sao Paulo ranges from 20.0 - 240.0 mm per month. January is typically the wettest month, when rainfall can reach 240.0 mm. July is typically the driest time to visit Sao Paulo when rainfall is around 20.0 mm.
If weather is an important factor for your trip to Sao Paulo, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 17.0 C).