What is the air quality in Cheongju-si today?

The current Air Quality Index (AQI) in Cheongju-si is 70 (Moderate). PM2.5 concentration is 20.89 µg/m³.

What is the temperature in Cheongju-si right now?

The current temperature in Cheongju-si is 19.0°C (feels like 19.0°C). Humidity is 83.2% and wind speed is 49.3 km/h.

Air Quality in Cheongju-si, South Korea

Windy

19.0°C · 83.2% humidity

19.0°

Feels 19.0°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

17 stations

Nearby Monitoring Stations

AQI Forecast

34 2pm

70 5pm

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Air Quality Index Trend

47h · 43 stn

View full history →

Cheongju-si'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 Cheongju-si is 1.4× the WHO 24-hour guideline of 15 µg/m³.

83.2%

Humidity

49.3 km/h

Wind WSW

1007.4 hPa

Pressure

4.4

UV Moderate

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

20.89 µg/m³

PM10

27.4 µg/m³

050100150200300500

What is the weather forecast for Cheongju-si?

Temperature & Precipitation

PM2.5 Trend

47h · 43 stations

PM2.520.89 µg/m³ ×1.4 WHO

Moderate

PM1027.4 µg/m³

Good

UV INDEX4.4

Moderate

Station readings (17 stations within 25 km)

20.89

Median

20.63

Average

14.5

Low

25.9

High

PM2.5 µg/m³ · Model: 13.5 · Bias: -7.4

Both models agree Avg diff: 4.1°C

Where are air quality stations near Cheongju-si?

Munhwa-dong(Cheongju), Cheongju-si, Chungbuk, South Korea (용담동 충북)

0.2 km PM2.5: 15.9 µg/m³

107

Munhwa-dong(Cheongju), Cheongju-si, Chungbuk, South Korea (용담동 충북)

0.2 km PM2.5: 37.9 µg/m³

100

Munhwa-dong(Cheongju), Cheongju-si, Chungbuk, South Korea (용담동 충북)

0.2 km PM2.5: 35.4 µg/m³

Munhwa-dong(Cheongju), Cheongju-si, Chungbuk, South Korea (용담동 충북)

0.2 km PM2.5: 17.8 µg/m³

Cheongju (청주시)

0.6 km PM2.5: 11.0 µg/m³

Cheongju (청주시)

0.6 km PM2.5: 23.0 µg/m³

Cheongju (청주시)

0.6 km PM2.5: 15.0 µg/m³

Cheongju (청주시)

0.6 km PM2.5: 29.7 µg/m³

Cheongju (청주시)

0.6 km PM2.5: 11.5 µg/m³

Cheongju (청주시)

0.6 km PM2.5: 15.9 µg/m³

What cities are near Cheongju-si?

56 Sejong 75 Jungpyong 79 Chinch'ŏn 68 Koesan 66 Daejeon 68 Cheonan 66 Okcheon 63 Gongju 77 Seonghwan 104 Anseong

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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 2026-05-30T08:15 UTC.