Seoul, South Korea Weather
- Seoul, South Korea Weather
- Current conditions
- Weather forecast
- Averages and extremes
- Yesterday's Data
- Temperature and possibility of rain in Seoul over the next 12 hours
- Temperature and possibility of rain in Seoul in the coming days
- Rainfall in Seoul in the coming days
- Seoul Weather Summary
- Weather averages by month
- Seoul's weather
- Frequently asked questions
- Comments
Current conditions
Condition: Overcast
Pressure: 1,021 hPa
Feel like: 11 °C
Temperature: 12°C
Cloud: 93%
Humidity: 85%
Wind: SE - 4 km/h
Visibility: 25.5 km
30 Day Averages and Extremes
- Average high 14.3°C
- Average low 5.43°C
- Hottest day 23°C (24 October 2026)
- Coldest day -1°C (06 November 2026)
- Average humidity 66.63%
- Days with precipitation 19 days
- Highest precipitation 72 mm (31 October 2026)
Yesterday's Data
- Max: 15°C
- Min: 5°C
- Total Precipitation: 0 mm
Temperature and possibility of rain in Seoul over the next 12 hours
Temperature and possibility of rain in Seoul in the coming days
Rainfall in Seoul in the coming days
Seoul Climate Summary
Seoul features a Humid continental, severe dry winter, hot summer (Köppen classification: Dwa), with an average annual temperature of 13.89ºC (57.0ºF), which is about 0.29% higher than the national average for South Korea. Annually, the city experiences approximately 131.35 millimeters (5.17 inches) of rainfall, spread across 109.64 rainy days, accounting for 30.04% of the year.
| Longitude | 37.566535 |
| Latitude | 126.9779692 |
| Yearly high temperature | 16.78ºC (62.2ºF) |
| Yearly low temperature | 9.61ºC (49.3ºF) |
| Hottest month | August 30.26ºC (86.47ºF) |
| Coldest month | January -5.18ºC (22.68ºF) |
| Yearly precip | 131.35mm (5.17in) |
| Days with rainfall | 109.64 days (30.04%) |
| Driest month | January (61.4%) |
| Wettest month | July (78.92%) |
Weather averages by month
| Month | High / Low (°C) | Rain |
|---|---|---|
| January | 0.51° / -5.18° | 4.0 days |
| February | 3.9° / -2.15° | 4.45 days |
| March | 10.43° / 2.94° | 6.0 days |
| April | 16.45° / 8.07° | 7.91 days |
| May | 22.96° / 13.62° | 7.91 days |
| June | 27.55° / 18.62° | 11.09 days |
| July | 29.03° / 22.5° | 19.91 days |
| August | 30.26° / 23.19° | 19.0 days |
| September | 26.14° / 18.37° | 9.82 days |
| October | 19.96° / 12.33° | 5.55 days |
| November | 11.67° / 5.64° | 7.82 days |
| December | 2.51° / -2.63° | 6.18 days |
Seoul's weather
Frequently asked questions
1. What is the hottest month in Seoul?
August has the highest average monthly temperature (daily mean of 30.26ºC) and January are the coolest (daily mean of -5.18ºC).
2. What should I wear in Seoul today?
For today's mild weather in Seoul, with temperatures between 14ºC to 17ºC (57.2ºF to 62.6ºF), consider wearing:
- Light jacket (for cooler periods)
- Lightweight sweater or cardigan
- Cotton socks
- Comfortable jeans or slacks
Temperature
Air quality
Unhealthy for Sensitive Groups air quality, health effects possible for sensitive people, general public usually unaffected
- CO2 532
- CO 934
- NH3 0
- NO2 86
- O3 0
- PM10 111
- PM25 74
- SO2 51
- CH4 1,826