Spring (March–May): Average 10.6–18.4°C, mild climate but with relatively high rainfall, especially in April. Common activities: picnicking, flower viewing, seaside walks. Suggested clothing: light jacket, comfortable long pants or skirt, and an umbrella.
Summer (June–August): Average 22.2–27.8°C, hot and humid with abundant rainfall. Common activities: swimming, water sports, trying Busan’s local cuisine. Suggested clothing: light and breathable clothing, sun hat, and sunscreen.
Autumn (September–November): Average 13.2–24.7°C, comfortable and pleasant climate, with the most rainfall in September. Common activities: hiking, outings, enjoying autumn scenery. Suggested clothing: comfortable long-sleeved clothing; a jacket is recommended due to the large temperature difference between morning and evening.
Winter (December–February): Average 4.2–5.9°C, cold and dry with less rainfall. Common activities: indoor activities, onsen (hot springs), enjoying hot drinks. Suggested clothing: warm coat, scarf, gloves, and hat.