Izumo's winters are cool and occasionally cold, with temperatures ranging from -4°C to 16°C in January. The spring season brings gradual warming, with temperatures rising from 1°C to 26°C by April. Summers are warm to hot, with July and August temperatures averaging around 27°C, while September sees a slight cooling trend. Autumn is mild, with October temperatures ranging from 6°C to 32°C, before dropping again in November. The winter chill returns in December, with temperatures dipping back down to -1°C to 17°C.