Air Quality in Asan, South Korea

Drizzle
21.8°C · 87.9% humidity
21.8°
Feels 21.8°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
26 stations

Nearby Monitoring Stations

AQI Forecast
66 4am
66
66
27 7am
26
7
11 10am
17
20
22 1pm
23
24
25 4pm
26
26
33 7pm
33
34
27 10pm
27
27
34 1am
34
34
AD 728×90

Air Quality Index Trend

48h · 24 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.

87.9%
Humidity
42.9 km/h
Wind NE
998.1 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
27
6.43 µg/m³
PM10▲
38
41.2 µg/m³
050100150200300500

What is the weather forecast for Asan?

Temperature & Precipitation

PM2.5 Trend

48h · 24 stations
PM2.56.43 µg/m³ ✓ WHO
Good
PM1041.2 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (26 stations within 25 km)
6.43
Median
8.36
Average
4.1
Low
21.1
High
PM2.5 µg/m³ · Model: 16.35 · Bias: +9.9

What is the 7-day forecast for Asan?

07-21
32.6° 21.9°
0.25 mm
07-22
26.8° 21.8°
0.94 mm
07-23
26.8° 19.7°
4.75 mm
07-24
31.4° 22.1°
1.75 mm
07-25
31.3° 22.4°
2.62 mm
07-26
33.8° 20.5°
1.88 mm
07-27
31.2° 22.5°
0.88 mm
Both models agree Avg diff: 2.5°C

Where are air quality stations near Asan?

29
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 7.0 µg/m³
1
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 0.2 µg/m³
25
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 6.0 µg/m³
61
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 16.9 µg/m³
24
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 5.8 µg/m³
61
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 16.9 µg/m³
21
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 5.0 µg/m³
65
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 18.8 µg/m³
42
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 10.1 µg/m³
25
Mojong-dong, Asan-si, Chungnam, South Korea (모종동 충남)
0.9 km PM2.5: 6.0 µg/m³

What cities are near Asan?

37 Cheonan 32 Seonghwan 66 Yesan 38 Pyeongtaek 42 Sejong 36 Anseong 12 Tangjin 33 Hongseong 45 Gongju 47 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 2026-07-21T22:58 UTC.