Spring (March–May): Average 11.3–19.8°C, mild and comfortable, but with relatively high rainfall and occasional overcast days. Common activities: Cherry blossom viewing (late March to early April), visiting city attractions. Recommended clothing: Light jacket, long-sleeved shirt, umbrella or raincoat essential.
Summer (June–August): Average 24.0–29.9°C, hot and humid, with heavy rainfall during the rainy season (June). Common activities: Beach activities (sun protection necessary), participation in summer festivals. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): Average 20.1–27.6°C, comfortable and pleasant, with sunny weather; ideal for viewing autumn foliage (October–November). Common activities: Autumn foliage viewing, hiking, onsen (hot springs). Recommended clothing: Comfortable long-sleeved clothing, light jacket.
Winter (December–February): Average 6.4–8.6°C, cold and dry, with low rainfall. Common activities: Visiting indoor attractions, enjoying local cuisine. Recommended clothing: Warm coat, sweater, scarf, gloves.