Campo Maior, Brazil experiences a subtropical climate with mild winters and hot summers. The winter months, June to August, are the coolest, with average temperatures ranging from 18°C to 36°C, with minimal temperature drops. Spring, September to November, brings slightly warmer temperatures, averaging around 29-30°C, while autumn is similar in warmth. Summer, December to February, is the hottest period, with temperatures often reaching up to 39°C on average. The transition periods of March and April are relatively mild, but still quite warm, with averages around 26-27°C.