Itapema's climate is characterized by mild winters and warm summers. The coolest months are May, June, July, and August, with temperatures ranging from just above freezing to the mid-20s Celsius, reflecting a temperate influence. Autumn and spring bring pleasant temperatures, averaging around 20-25°C, while winter months see average highs in the mid-20s Celsius. Summer months, particularly December and January, experience the warmest temperatures, often reaching highs of over 30°C, with an occasional spike above 34°C. Overall, Itapema's climate is relatively stable year-round, with mild temperature fluctuations typical of a subtropical region.