Air Quality in Hongseong, South Korea

Cloudy
18.9°C · 72.4% humidity
18.9°
Feels 18.9°
52
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
11 stations

Nearby Monitoring Stations

AQI Forecast
54 9pm
54
54
52 12am
54
54
54 3am
54
54
54 6am
54
54
54 9am
54
54
54 12pm
54
54
54 3pm
54
54
54 6pm
54
54
AD 728×90

Air Quality Index Trend

47h · 42 stn

Hongseong'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.

72.4%
Humidity
26.2 km/h
Wind S
1007.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
52
12.37 µg/m³
PM10
38
41.15 µg/m³
050100150200300500

What is the weather forecast for Hongseong?

Temperature & Precipitation

PM2.5 Trend

47h · 42 stations
PM2.512.37 µg/m³ ✓ WHO
Moderate
PM1041.15 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (11 stations within 25 km)
12.37
Median
10.78
Average
9.1
Low
13.1
High
PM2.5 µg/m³ · Model: 20.3 · Bias: +7.9

What is the 7-day forecast for Hongseong?

06-09
24.2° 18.9°
06-10
19.4° 14.3°
0.19 mm
06-11
28.6° 17.3°
06-12
25.1° 19.0°
06-13
25.0° 19.5°
06-14
26.3° 18.6°
1.37 mm
06-15
26.9° 18.3°
Both models agree Avg diff: 2.5°C

Where are air quality stations near Hongseong?

13
Hongseonggun-eup, Chungnam, South Korea (홍성읍 충남)
0.9 km PM2.5: 3.1 µg/m³
36
Hongseonggun-eup, Chungnam, South Korea (홍성읍 충남)
0.9 km PM2.5: 8.6 µg/m³
55
Hongseonggun-eup, Chungnam, South Korea (홍성읍 충남)
0.9 km PM2.5: 14.0 µg/m³
63
Hongseonggun-eup, Chungnam, South Korea (홍성읍 충남)
0.9 km PM2.5: 17.8 µg/m³
12
Hongseonggun-eup, Chungnam, South Korea (홍성읍 충남)
0.9 km PM2.5: 2.9 µg/m³
59
Naepo, Chungnam, South Korea (내포 충남)
5.8 km PM2.5: 15.9 µg/m³
46
Naepo, Chungnam, South Korea (내포 충남)
5.8 km PM2.5: 11.0 µg/m³
74
Naepo, Chungnam, South Korea (내포 충남)
5.8 km PM2.5: 23.0 µg/m³
42
Naepo, Chungnam, South Korea (내포 충남)
5.8 km PM2.5: 10.1 µg/m³
35
Naepo, Chungnam, South Korea (내포 충남)
5.8 km PM2.5: 8.4 µg/m³

What cities are near Hongseong?

42 Yesan 52 Seosan 38 Boryeong 40 Tangjin 39 Asan 36 Buyeo 37 Gongju 39 Taesal-li 40 Cheonan 40 Seonghwan
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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 2026-06-09T15:57 UTC.