Air Quality in Asan, South Korea

Cloudy
18.2°C · 71.0% humidity
18.2°
Feels 18.2°
69
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
21 stations

Nearby Monitoring Stations

AQI Forecast
27 3pm
27
25
69 6pm
59
57
70 9pm
46
62
60 12am
58
57
56 3am
56
55
55 6am
55
54
54 9am
34
34
54 12pm
54
54
AD 728×90

Air Quality Index Trend

48h · 34 stn

Asan'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. Current PM2.5 concentration in Asan is 1.4× the WHO 24-hour guideline of 15 µg/m³.

71.0%
Humidity
15.7 km/h
Wind NW
1007.9 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
69
20.46 µg/m³
PM10
25
27.45 µg/m³
050100150200300500

What is the weather forecast for Asan?

Temperature & Precipitation

PM2.5 Trend

48h · 34 stations
PM2.520.46 µg/m³ ×1.4 WHO
Moderate
PM1027.45 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (21 stations within 25 km)
20.46
Median
16.77
Average
5.0
Low
23.0
High
PM2.5 µg/m³ · Model: 12.6 · Bias: -7.9

What is the 7-day forecast for Asan?

06-09
23.7° 18.2°
0.06 mm
06-10
17.3° 13.1°
0.13 mm
06-11
30.1° 16.2°
06-12
27.5° 18.1°
06-13
29.1° 18.1°
06-14
25.9° 18.7°
1.13 mm
06-15
28.5° 17.5°
Both models agree Avg diff: 2.5°C

Where are air quality stations near Asan?

50
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 12.0 µg/m³
70
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 21.1 µg/m³
57
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 15.0 µg/m³
54
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 13.5 µg/m³
21
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 5.0 µg/m³
46
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 11.0 µg/m³
50
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 12.0 µg/m³
69
Baebang-eup, Chungnam, South Korea (배방읍 충남)
4.6 km PM2.5: 20.7 µg/m³
18
Baebang-eup, Chungnam, South Korea (배방읍 충남)
4.6 km PM2.5: 4.3 µg/m³
63
Baebang-eup, Chungnam, South Korea (배방읍 충남)
4.6 km PM2.5: 17.8 µg/m³

What cities are near Asan?

61 Cheonan 60 Seonghwan 54 Yesan 68 Pyeongtaek 72 Sejong 93 Anseong 60 Tangjin 61 Hongseong 63 Gongju 82 Chinch'ŏn
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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 2026-06-09T09:29 UTC.