Today's Weather Forecast - Incheon

Today's weather in Incheon. high 24°C (75°F), low 16°C (61°F). Mainly Clear.

Today’s Hourly Weather Outlook

Morning6 AM – Noon19°
Wind speed
7 km/h
Rain probability
0%
AfternoonNoon – 6 PM24°
Wind speed
10 km/h
Rain probability
2%
Evening6 PM – Midn22°
Wind speed
8 km/h
Rain probability
2%
NightMidn – 6 AM18°
Wind speed
11 km/h
Rain probability
0%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 5:42 AM
Total Daylight
Before sunriseSolar noon 12:29 PM
Sunset
Dusk 7:16 PM
RemainingBefore sunrise
Solar elevation-48°
vs yesterday-4 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Good
Dominant pollutant
Dominant: PM2.5
Monitoring station
Incheon (인천)
PM2.5
38μg/m³
PM10
23μg/m³
O₃
6.1ppb
NO₂
34.6ppb
SO₂
4.9ppb
CO
7.9ppm
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Incheon is forecast to reach a high of 24°C today, with an overnight low around 16°C. That's 1° below the long-term average high of 25°C for this time of year. Expect little chance of rain (2% probability) and a gentle breeze averaging 11 km/h. Air quality is currently Moderate (AQI 92), driven mainly by PM2.5 at 32 μg/m³.

Today vs Normal

24°C-1° below normal

The long-term average high for today is 25°C.

23 of the last 28 days with published data ran above normal.

That's a break from the pattern - today's forecast runs below normal even though the recent stretch mostly ran above.

2026-08-28: 29°C29°2026-08-29: 29°C29°2026-08-30: 27°C27°2026-08-31: 25°C25°2026-09-01: 24°C24°2026-09-02: 28°C28°2026-09-03: 29°C29°2026-09-04: 28°C28°2026-09-05: 27°C27°2026-09-06: 27°C27°2026-09-07: 27°C27°2026-09-08: 28°C28°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Moderate

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.