What is the air quality in Daejeon today?

The current Air Quality Index (AQI) in Daejeon is 17 (Good). PM2.5 concentration is 4.11 µg/m³.

What is the temperature in Daejeon right now?

The current temperature in Daejeon is 21.6°C (feels like 21.6°C). Humidity is 95.2% and wind speed is 47.3 km/h.

Is it safe to go outside in Daejeon?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 7.9 (Very High).

Air Quality in Daejeon, South Korea

Drizzle

21.6°C · 95.2% humidity

21.6°

Feels 21.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

12 stations

Nearby Monitoring Stations

AQI Forecast

54 7am

17 10am

24 1pm

26 4pm

25 7pm

27 10pm

34 1am

34 4am

Air Quality Index Trend

48h · 21 stn

View full history →

Daejeon'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.

95.2%

Humidity

47.3 km/h

Wind NNE

997.6 hPa

Pressure

7.9

UV Very High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

4.11 µg/m³

PM10▲

27.45 µg/m³

050100150200300500

What is the weather forecast for Daejeon?

Temperature & Precipitation

PM2.5 Trend

48h · 21 stations

PM2.54.11 µg/m³ ✓ WHO

Good

PM1027.45 µg/m³

Good

UV INDEX7.9

Very High

Station readings (12 stations within 25 km)

4.11

Median

8.63

Average

4.1

Low

12.6

High

PM2.5 µg/m³ · Model: 12.6 · Bias: +8.5

What is the 7-day forecast for Daejeon?

07-22

26.8° 21.6°

10.94 mm

07-23

27.1° 20.3°

7.5 mm

07-24

32.4° 22.5°

4.81 mm

07-25

30.4° 23.2°

3.25 mm

07-26

33.8° 20.8°

3.06 mm

07-27

31.5° 22.9°

1.56 mm

07-28

31.0° 22.5°

7.75 mm

Both models agree Avg diff: 2.6°C

Where are air quality stations near Daejeon?

Daejeon (대전)

0.1 km PM2.5: 14.5 µg/m³

Daejeon (대전)

0.1 km PM2.5: 11.0 µg/m³

Daejeon (대전)

0.1 km PM2.5: 6.0 µg/m³

Daejeon (대전)

0.1 km PM2.5: 1.2 µg/m³

Daejeon (대전)

0.1 km PM2.5: 5.0 µg/m³

Daejeon (대전)

0.1 km PM2.5: 7.9 µg/m³

Daejeon (대전)

0.1 km PM2.5: 17.3 µg/m³

Wolpyeong-dong, Daejeon, South Korea (월평동 대전)

2.8 km PM2.5: 18.8 µg/m³

Wolpyeong-dong, Daejeon, South Korea (월평동 대전)

2.8 km PM2.5: 5.0 µg/m³

Wolpyeong-dong, Daejeon, South Korea (월평동 대전)

2.8 km PM2.5: 12.0 µg/m³

What cities are near Daejeon?

52 Okcheon 43 Gongju 42 Sejong 33 Kinzan 48 Nonsan 54 Cheongju-si 38 Yŏnmu 25 Yeongdong 55 Buyeo 54 Jungpyong

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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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 2026-07-22T01:07 UTC.