Air Quality in Cheonan, South Korea

Windy
19.0°C · 44.1% humidity
19.0°
Feels 19.0°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
9 stations

Nearby Monitoring Stations

AQI Forecast
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Air Quality Index Trend

45h · 37 stn

Cheonan's air quality is influenced by industrial emissions, vehicle traffic, and regional pollution transport. Winter heating season and spring dust events typically create the most challenging air quality conditions.

44.1%
Humidity
55.9 km/h
Wind WNW
1016.6 hPa
Pressure
0.0
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
54
13.34 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Cheonan?

Temperature & Precipitation

PM2.5 Trend

45h · 37 stations
PM2.513.34 µg/m³ ✓ WHO
Moderate
PM1027.4 µg/m³
Good
UV INDEX0.0
Low
Station readings (9 stations within 25 km)
13.34
Median
16.1
Average
8.6
Low
24.9
High
PM2.5 µg/m³ · Model: 8.2 · Bias: -5.1

What is the 7-day forecast for Cheonan?

10-21
19.0° 11.6°
10-22
22.1° 9.7°
0.13 mm
10-23
20.2° 8.0°
10-24
12.9° 10.9°
23.94 mm
10-25
18.2° 8.6°
10-26
18.4° 7.9°
10-27
18.0° 9.7°
Both models agree Avg diff: 4.0°C

Where are air quality stations near Cheonan?

55
Seonghwang-dong, Cheonan-si, Chungnam, South Korea (성황동 충남)
0.9 km PM2.5: 14.0 µg/m³
42
Seonghwang-dong, Cheonan-si, Chungnam, South Korea (성황동 충남)
0.9 km PM2.5: 10.1 µg/m³
30
Seonghwang-dong, Cheonan-si, Chungnam, South Korea (성황동 충남)
0.9 km PM2.5: 7.2 µg/m³
63
Seonghwang-dong, Cheonan-si, Chungnam, South Korea (성황동 충남)
0.9 km PM2.5: 17.8 µg/m³
38
Seonghwang-dong, Cheonan-si, Chungnam, South Korea (성황동 충남)
0.9 km PM2.5: 9.1 µg/m³
42
Cheonan (천안시)
3.5 km PM2.5: 10.1 µg/m³
36
Cheonan (천안시)
3.5 km PM2.5: 8.6 µg/m³
63
Sinbang-dong, Chungnam, South Korea (신방동 충남)
3.9 km PM2.5: 17.8 µg/m³
68
Sinbang-dong, Chungnam, South Korea (신방동 충남)
3.9 km PM2.5: 20.2 µg/m³
59
Sinbang-dong, Chungnam, South Korea (신방동 충남)
3.9 km PM2.5: 15.9 µg/m³

What cities are near Cheonan?

57 Seonghwan 76 Asan 56 Pyeongtaek 46 Anseong 59 Chinch'ŏn 46 Sejong 64 Yesan 58 Cheongju-si 58 Jungpyong 48 Gongju
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-21T03:08 UTC.