Grosseto's winters are mild, with temperatures rarely dropping below freezing and occasional warm days. Spring is a gradual warming period, with temperatures rising steadily into the mid-twenties by April. Summer brings hot weather, with July and August often reaching high thirties, although cooler mornings and evenings provide some respite. Autumn is generally mild, with temperatures cooling gradually until November, when they begin to drop more sharply. Winters are relatively cool but still experience occasional warm days in the teens.