Caraguatatuba's weather is characterized by mild winters and warm summers. During the winter months, June and July are the coolest with average temperatures ranging from 1-19°C, while spring brings moderate temperatures in April and May, averaging around 20-22°C. Summer months, September to November, experience a significant temperature increase, often reaching highs of 35°C. Autumn months, March to May, see a slight decrease in temperatures, but still remain relatively warm. The temperature variation is most pronounced during the summer season when the mercury can fluctuate between 7-37°C.