Air Quality in Hongseong, South Korea

Windy
18.7°C · 75.9% humidity
18.7°
Feels 18.7°
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
12 stations

Nearby Monitoring Stations

AQI Forecast
34 10pm
34
34
45 1am
35
33
31 4am
30
29
28 7am
35
55
55 10am
54
54
54 1pm
54
54
54 4pm
54
66
66 7pm
66
66
AD 728×90

Air Quality Index Trend

45h · 32 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.

75.9%
Humidity
60.6 km/h
Wind NE
1010.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
45
10.91 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Hongseong?

Temperature & Precipitation

PM2.5 Trend

45h · 32 stations
PM2.510.91 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (12 stations within 25 km)
10.91
Median
8.1
Average
5.0
Low
13.1
High
PM2.5 µg/m³ · Model: 7.35 · Bias: -3.6

What is the 7-day forecast for Hongseong?

09-05
27.4° 18.7°
6.0 mm
09-06
27.5° 19.2°
11.5 mm
09-07
27.1° 17.4°
09-08
28.9° 18.3°
0.25 mm
09-09
27.5° 20.5°
09-10
25.9° 20.0°
32.37 mm
09-11
26.7° 18.8°
0.13 mm
Both models agree Avg diff: 1.8°C

Where are air quality stations near Hongseong?

53
Hongseonggun-eup, Chungnam, South Korea (홍성읍 충남)
0.9 km PM2.5: 13.1 µg/m³
42
Hongseonggun-eup, Chungnam, South Korea (홍성읍 충남)
0.9 km PM2.5: 10.1 µg/m³
38
Hongseonggun-eup, Chungnam, South Korea (홍성읍 충남)
0.9 km PM2.5: 9.1 µg/m³
38
Hongseonggun-eup, Chungnam, South Korea (홍성읍 충남)
0.9 km PM2.5: 9.1 µg/m³
25
Naepo, Chungnam, South Korea (내포 충남)
5.8 km PM2.5: 6.0 µg/m³
23
Naepo, Chungnam, South Korea (내포 충남)
5.8 km PM2.5: 5.5 µg/m³
21
Sapgyo-eup, Chungnam, South Korea (삽교읍 충남)
11.7 km PM2.5: 5.0 µg/m³
25
Sapgyo-eup, Chungnam, South Korea (삽교읍 충남)
11.7 km PM2.5: 6.0 µg/m³
30
Sapgyo-eup, Chungnam, South Korea (삽교읍 충남)
11.7 km PM2.5: 7.2 µg/m³
50
Yesangun, Chungnam, South Korea (예산군 충남)
17.7 km PM2.5: 12.0 µg/m³

What cities are near Hongseong?

39 Yesan 27 Seosan 30 Boryeong 26 Tangjin 25 Asan 30 Buyeo 25 Gongju 27 Taesal-li 29 Cheonan 25 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 2026-09-05T16:36 UTC.