Planaltina's climate is characterized by mild winters and hot summers. In the winter months of June and July, temperatures range from 6-8°C, while in the spring months of September and October, they rise to 25-24°C on average. Summer months of January to March bring sweltering heat, with temperatures often reaching as high as 32°C, although nighttime lows can drop to around 12-15°C. Autumn months of April to May are slightly cooler, with temperatures ranging from 9-20°C on average. The rest of the year sees a gradual increase in temperature, peaking at 38°C in September before returning to more moderate levels by December.