Weather, timing and seasonal planning for a Korea trip.
Seasons
There is no single best month for every Seoul trip. Choose from the historical ranges below according to how you handle cold, heat and wet-weather disruption, then replace this context with a current forecast near departure.
Last verified September 7, 2026 Read guide
Seasons
Seoul has a wide annual temperature range. Use this month-by-month KMA history to identify the cold, heat and precipitation patterns that could change your packing and outdoor plans. It is not a current forecast or an official 30-year climate normal.
Last verified September 7, 2026 Read guide