Incheon, South Korea Weather
- Incheon, South Korea Weather
- Current conditions
- Weather forecast
- Averages and extremes
- Yesterday's Data
- Temperature and possibility of rain in Incheon over the next 12 hours
- Temperature and possibility of rain in Incheon in the coming days
- Rainfall in Incheon in the coming days
- Incheon Weather Summary
- Weather averages by month
- Incheon's weather
- Frequently asked questions
- Comments
Current conditions
Condition: Overcast
Pressure: 1,021 hPa
Feel like: 7 °C
Temperature: 9°C
Cloud: 96%
Humidity: 96%
Wind: ESE - 10 km/h
Visibility: 16.66 km
30 Day Averages and Extremes
- Average high 14.33°C
- Average low 5.6°C
- Hottest day 22°C (24 October 2026)
- Coldest day -1°C (06 November 2026)
- Average humidity 69.43%
- Days with precipitation 18 days
- Highest precipitation 67 mm (31 October 2026)
Yesterday's Data
- Max: 16°C
- Min: 4°C
- Total Precipitation: 0 mm
Temperature and possibility of rain in Incheon over the next 12 hours
Temperature and possibility of rain in Incheon in the coming days
Rainfall in Incheon in the coming days
Incheon Climate Summary
Incheon features a Humid subtropical, dry winter (Köppen classification: Cwa), with an average annual temperature of 13.69ºC (56.64ºF), which is about 0.09% higher than the national average for South Korea. Annually, the city experiences approximately 134.35 millimeters (5.29 inches) of rainfall, spread across 108.46 rainy days, accounting for 29.72% of the year.
| Longitude | 37.4562557 |
| Latitude | 126.7052062 |
| Yearly high temperature | 15.88ºC (60.58ºF) |
| Yearly low temperature | 10.54ºC (50.97ºF) |
| Hottest month | August 29.02ºC (84.24ºF) |
| Coldest month | January -3.75ºC (25.25ºF) |
| Yearly precip | 134.35mm (5.29in) |
| Days with rainfall | 108.46 days (29.72%) |
| Driest month | January (62.85%) |
| Wettest month | July (81.39%) |
Weather averages by month
| Month | High / Low (°C) | Rain |
|---|---|---|
| January | 0.85° / -3.75° | 4.36 days |
| February | 3.65° / -1.23° | 4.36 days |
| March | 9.29° / 3.67° | 5.82 days |
| April | 14.67° / 8.66° | 7.36 days |
| May | 20.62° / 14.17° | 7.73 days |
| June | 25.32° / 19.18° | 10.64 days |
| July | 27.49° / 22.88° | 18.91 days |
| August | 29.02° / 24.0° | 19.09 days |
| September | 25.34° / 19.7° | 9.73 days |
| October | 19.49° / 13.65° | 5.27 days |
| November | 11.78° / 6.83° | 8.55 days |
| December | 3.09° / -1.27° | 6.64 days |
Incheon's weather
Frequently asked questions
1. What is the hottest month in Incheon?
August has the highest average monthly temperature (daily mean of 29.02ºC) and January are the coolest (daily mean of -3.75ºC).
2. What should I wear in Incheon today?
For today's mild weather in Incheon, with temperatures between 13ºC to 16ºC (55.4ºF to 60.8ºF), consider wearing:
- Long-sleeve shirt or blouse
- Scarf (optional)
- Comfortable jeans or slacks
- Lightweight sweater or cardigan
Temperature
Air quality
Unhealthy air quality, health risks for all, emergency conditions possible
- CO2 488
- CO 346
- NH3 0
- NO2 68
- O3 0
- PM10 79
- PM25 61
- SO2 54
- CH4 1,929