Winters in Anan, Japan are mild and temperate, with temperatures ranging from -3°C to 18°C. Spring brings a gradual warming trend, with temperatures increasing by about 5-7°C each month, peaking at an average high of 27°C in April. Summer months are warm and humid, with temperatures consistently above 20°C, while autumn is mild and pleasant, with temperatures cooling down gradually from September onwards. As winter approaches again, the temperature drops back to around 0°C, marking a cycle of gentle seasonal changes.