Sao Joao da Boa Vista experiences a warm climate year-round, with temperatures gradually decreasing during the winter months and increasing again in spring. Winters are mild, with average highs ranging from 17°C to 22°C, while summers are hot, with temperatures often soaring above 30°C. The coldest month is July, with an average low of -3°C, while the warmest months are September and October, with average highs reaching up to 38°C. Spring and autumn are characterized by gentle temperature fluctuations, making them pleasant seasons for outdoor activities. Summer nights can be cooler than the day temperatures, often dropping as low as 20-22°C, creating a comfortable microclimate.