Fernando de la Mora experiences a subtropical climate, with distinct seasonal variations. The warmest months are January and February, with temperatures averaging around 27°C, while the coolest months are May and June, with averages of 20°C and 17°C respectively. March to April and September to October are transitional periods, with temperatures gradually increasing or decreasing. Summer is marked by high temperatures, often reaching up to 38°C in some months, while winter is mild, with temperatures rarely dropping below 6°C. Spring and autumn are relatively cool, but still experience warm afternoons.