Guarulhos experiences a mild climate with temperatures gradually warming up in the spring, reaching their peak in the summer months. From March to May, temperatures rise steadily, but remain relatively cool, averaging around 18-23°C. The winter months of June and July are the coolest, with average temperatures ranging from 1-15°C, while the spring and autumn periods experience mild temperatures, often fluctuating between 17-22°C. Summer brings warmer days, especially in September and December, when temperatures can soar up to 35°C. Overall, Guarulhos' climate is characterized by moderate temperature fluctuations throughout the year.