Ibitinga's climate is characterized by mild winters and hot, humid summers. The coolest months are June and July, with average temperatures ranging from 4-18°C, while the warmest months are September and October, with average highs often reaching over 30°C. Spring and autumn are relatively pleasant, with temperatures gradually warming up or cooling down. Summer is marked by high humidity and temperatures frequently exceeding 35°C, especially in December and November. Winter is mild, but still cool, with lowest temperatures rarely dipping below 0°C.