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Late April is a pleasant time to visit Seoul, with mild and comfortable weather. Daytime temperatures typically range from about 15–22 °C (59–72 °F), making it ideal for sightseeing and outdoor activities. Evenings are cooler, with temperatures around 8–12 °C (46–54 °F). There is a low to moderate chance of rain during this period, usually in the form of light showers rather than heavy rainfall. Overall conditions are sunny to partly cloudy, and air quality is generally good on most days.