Ourinhos, Brazil experiences a mild climate with distinct seasonal variations. Winters are cool and temperate, with temperatures ranging from -2°C to 30°C in June and July. Springs bring warm days with highs often reaching 31-33°C, but cooler nights still linger until March. Summers are hot, with temperatures frequently exceeding 34°C from September to November, while autumns see a slight drop in temperature before the onset of winter. The coolest months are May and June, when temperatures struggle to rise above 18°C on average.