Weather in Incheon Today
Current temperature in Incheon: 24°C (75°F). Sunny. Today's high 24°C (75°F), low 13°C (55°F).
Today's Daylight Forecast
Moon & Islamic Calendar
High UV apply sunscreen before heading out. A hat or sun umbrella is recommended during peak hours.
5-Day Weather Forecast
Full 15-Day ForecastAtmospheric Details
Today vs Normal
The long-term average high for today is 25°C.
Air Quality
Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.
Health & Activity Advice
UV index is 6 today — high. Apply sunscreen before heading out, and consider a hat or shade during peak hours (roughly late morning to mid-afternoon).
Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.
Morning before 10 AM or evening after 4 PM is the more comfortable window for outdoor activity today.
Nearby Regional Outlook
Incheon Weather Radar
Live precipitation · Cloud cover · Wind
Frequently Asked Questions
What is the hottest month in Incheon?
The hottest month in Incheon is typically August, with daytime highs averaging around 28.9°C (84°F), based on 10 years of historical weather data. Overnight lows during this period average near 23.1°C (74°F).
What is the coldest month in Incheon?
The coldest month in Incheon is typically January, with overnight lows averaging around -5.6°C (22°F) and daytime highs near 2°C (36°F), based on 10 years of historical weather data. Freezing overnight temperatures are common during this month, so plan for icy conditions in the early morning.
When does the rainy season start in Incheon?
Incheon has a clearly defined rainy season running roughly from July to September, based on 10 years of historical rainfall data. July is typically the wettest month, averaging about 283 mm of rain. Outside this window, rainfall is much lighter for the rest of the year.
What's the best time of year to visit Incheon?
The best time to visit Incheon is typically May to June, when daytime highs average a comfortable 22.8°C (73°F). Rainfall during this window averages around 113 mm, well below the 283 mm seen in July, the wettest month. This is based on 10 years of historical weather data.
Is Incheon's air quality safe right now?
As of the latest reading, Incheon's air quality index (AQI) is 38, rated "Good", based on the nearest monitoring station. Air quality is considered satisfactory, with little to no health risk.