When to go · Seoul, South Korea
Best Time to Visit Seoul
Aim for May, September and March: that's when Seoul's weather is at its best. The full month-by-month picture is below.
Go now
May, September, March
Comfortable and drier
Shoulder
April, October, June
Fewer crowds, a trade-off
Think twice
July, December
Wettest is August (353mm)
Seoul weather, month by month
| Month | High | Low | Rain | Feel |
|---|---|---|---|---|
| Jan | 2°C / 36°F | -8°C / 18°F | 20mm | cold, mostly dry |
| Feb | 5°C / 41°F | -5°C / 23°F | 6mm | cold, mostly dry |
| MarBEST | 13°C / 55°F | 1°C / 34°F | 65mm | cool, some rain |
| Apr | 18°C / 64°F | 7°C / 45°F | 75mm | mild, some rain |
| MayBEST | 22°C / 72°F | 11°C / 52°F | 133mm | mild, wet |
| Jun | 26°C / 79°F | 18°C / 64°F | 211mm | warm, very wet |
| Jul | 30°C / 86°F | 23°C / 73°F | 256mm | hot, very wet |
| Aug | 28°C / 82°F | 22°C / 72°F | 353mm | warm, very wet |
| SepBEST | 26°C / 79°F | 17°C / 63°F | 189mm | warm, wet |
| Oct | 18°C / 64°F | 9°C / 48°F | 96mm | mild, some rain |
| Nov | 12°C / 54°F | 2°C / 36°F | 74mm | cool, some rain |
| Dec | 3°C / 37°F | -6°C / 21°F | 35mm | cold, mostly dry |
Averages from Open-Meteo ERA5 climate reanalysis, 2019 to 2023. Highs and lows are daily averages for each month; rain is the monthly total. Tap a month for a detailed guide.
Want the timing decided for you? A Local Friend in Seoul plans around the seasons for you.