🇰🇷 Weather in Incheon
Map Overlays:
Hourly Forecast for Incheon
17:00
21°
1%
18:00
20°
1%
19:00
20°
1%
20:00
20°
1%
21:00
20°
1%
22:00
19°
1%
23:00
19°
1%
00:00
18°
2%
01:00
18°
2%
02:00
18°
2%
03:00
18°
2%
04:00
17°
3%
05:00
17°
3%
06:00
17°
3%
07:00
17°
3%
08:00
18°
6%
09:00
19°
12%
10:00
20°
11%
11:00
21°
10%
12:00
22°
10%
13:00
22°
6%
14:00
23°
10%
15:00
22°
10%
16:00
22°
10%
14-Day Forecast for Incheon
2026-10-08
Sunny
22° /
16°
2026-10-09
Sunny
23° /
17°
2026-10-10
Sunny
24° /
17°
2026-10-11
Sunny
26° /
18°
2026-10-12
Overcast
26° /
21°
2026-10-13
Light rain shower
23° /
20°
2026-10-14
Sunny
20° /
12°
Additional Forecasts for Incheon
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 353.0 μg/m³
O₃ (Ozone) 67.0 μg/m³
NO₂ (Nitrogen Dioxide) 39.0 μg/m³
SO₂ (Sulphur Dioxide) 22.9 μg/m³
PM2.5 (Fine particles) 9.0 μg/m³
PM10 (Coarse particles) 11.9 μg/m³
Historical Weather
Weather Forecasts for Other Cities in South Korea
Weather in Incheon — FAQ
Answers refreshed each request based on current conditions in Incheon.
What is the weather like right now in Incheon?
Right now in Incheon, South Korea the temperature is 22.0°C (feels like 18.6°C), with sunny. Relative humidity is 36% and wind is 13.0 km/h.
What is today's high and low temperature in Incheon?
Today's forecast high in Incheon is 22.2°C and the overnight low is 16.0°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Incheon today?
The chance of precipitation in Incheon today is 1%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Incheon differ from nearby cities?
Even short distances can change temperatures noticeably. Incheon's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.