Kasaoka, Japan's climate is characterized by a distinct seasonal pattern. Winters are cool and occasionally cold, with temperatures ranging from around -8°C to 15°C in January, and dipping as low as -7°C in February before rising again. As spring arrives, temperatures gradually warm up, reaching averages of 11°C in March and 15°C in April, with the latter month also seeing warmer highs. Summers are hot and humid, with July and August averaging around 27°C, while September brings a slight reprieve from the heat. Autumn is mild, with November temperatures hovering around 13°C before dropping again for winter.