Spring (March–May): Average 11.6–19.5°C, mild climate but relatively high rainfall, especially in April. Common activities: flower viewing, hiking, visiting historical sites. Suggested clothing: light jacket, long-sleeved shirt, comfortable walking shoes.
Summer (June–August): Average 23.6–29.3°C, hot and humid, with the most rainfall in July. Common activities: swimming at the beach, mountain climbing, enjoying local cuisine. Suggested clothing: light and breathable clothing, hat, sunscreen.
Autumn (September–November): Average 20.1–27.2°C, comfortable and pleasant climate with less rainfall. Common activities: viewing autumn leaves, hiking, visiting temples and shrines. Suggested clothing: light jacket or long-sleeved shirt, comfortable shoes.
Winter (December–February): Average 6.6–8.4°C, cold climate with less rainfall. Common activities: soaking in hot springs, skiing (requires travel to mountainous areas), visiting indoor attractions. Suggested clothing: warm jacket, scarf, gloves, hat.