Sumare's climate is mild, with a gradual decrease in temperatures throughout the year. In summer, from January to March and September, high temperatures reach up to 33°C, while lows remain around 17-19°C. Spring and autumn months, April to May and September to November, see temperatures range from 9-30°C. Winters, June to August, are cooler with highs around 29-30°C and lows dipping as low as 3°C. The year's temperature averages stabilize, ranging between 17-25°C for most months.