Best: Apr, Oct · Great: May-Jun, Sep · Apr for Cherry Blossom Season
The year swings from a cold January to a hot, humid August, with rainfall concentrated around July — usually the least comfortable stretch of the year. In October, expect highs around 19°C with rain on roughly 6 days of the month.
Cherry Blossom Season (April) — Parks and riversides bloom pink for a few weeks, usually early-to-mid April, drawing crowds despite showery spring weather.
Seoul's palaces and Seoraksan's hiking trails are the main draws, with autumn leaf-viewing a particularly popular season.
Try Korean barbecue and kimchi, alongside soju — Korea's ubiquitous, mild distilled spirit, central to the country's drinking and dining culture.
Daylight, sunrise, and sunset are calculated exactly from this region's latitude. Temperature and rainfall are modeled from its general climate type, not measured station data. Month summaries are generated from those modeled figures.
Expect cold days around 1°/-6°C, with occasional rain (~4 rainy days).
Expect cold days around 3°/-4°C, with occasional rain (~5 rainy days).
Expect cool days around 9°/1°C, with occasional rain (~7 rainy days).
Expect mild days around 16°/7°C, with occasional rain (~8 rainy days).
Expect mild days around 21°/13°C, with occasional rain (~9 rainy days).
Expect warm days around 26°/19°C, with frequent rain (~10 rainy days).
Expect warm days around 28°/22°C, with very wet conditions (~16 rainy days).
Expect warm days around 29°/23°C, with frequent rain (~14 rainy days).
Expect warm days around 25°/18°C, with occasional rain (~9 rainy days).
Expect mild days around 19°/11°C, with occasional rain (~6 rainy days).
Expect cool days around 11°/3°C, with occasional rain (~7 rainy days).
Expect cold days around 3°/-4°C, with occasional rain (~5 rainy days).