WorldArrow icon
Arrow iconCheongju

Air quality in Cheongju

Air quality index (AQI⁺) and PM2.5 air pollution in Cheongju • 76.7K Followers • 07:00, Apr 20 Local time

81

US AQI⁺

Moderate

face expression based on aqi value

Main pollutant:

PM2.5

25 µg/m³

weather condition icon

15°

wind direction icon

6 km/h

weather humid icon

72 %

Hourly forecast

Cheongju air quality index (AQI⁺) forecast

Now

81

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 166 degree

6

km/h

Humidity icon

72%

08:00

81

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

8

km/h

Humidity icon

65%

09:00

81

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 272 degree

11

km/h

Humidity icon

59%

10:00

80

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 265 degree

8

km/h

Humidity icon

62%

11:00

78

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 232 degree

9

km/h

Humidity icon

66%

12:00

76

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 230 degree

14

km/h

Humidity icon

68%

13:00

77

Weather icon

90%

19°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

25

km/h

Humidity icon

74%

14:00

78

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 288 degree

31

km/h

Humidity icon

77%

15:00

80

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 287 degree

28

km/h

Humidity icon

64%

16:00

89

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 282 degree

20

km/h

Humidity icon

65%

17:00

101

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 275 degree

21

km/h

Humidity icon

65%

18:00

115

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 271 degree

20

km/h

Humidity icon

47%

19:00

111

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 275 degree

19

km/h

Humidity icon

50%

20:00

105

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 276 degree

18

km/h

Humidity icon

56%

21:00

99

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 276 degree

14

km/h

Humidity icon

58%

22:00

99

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

8

km/h

Humidity icon

62%

23:00

99

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

7

km/h

Humidity icon

62%

Tue

00:00

100

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 214 degree

8

km/h

Humidity icon

61%

01:00

101

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 204 degree

7

km/h

Humidity icon

61%

02:00

102

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 195 degree

8

km/h

Humidity icon

60%

03:00

103

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 181 degree

8

km/h

Humidity icon

60%

04:00

103

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

8

km/h

Humidity icon

61%

05:00

103

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 167 degree

7

km/h

Humidity icon

60%

06:00

103

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

7

km/h

Humidity icon

57%

07:00

97

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 169 degree

5

km/h

Humidity icon

53%

08:00

92

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 186 degree

7

km/h

Humidity icon

44%

09:00

87

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 206 degree

7

km/h

Humidity icon

38%

10:00

84

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

9

km/h

Humidity icon

33%

11:00

81

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

10

km/h

Humidity icon

32%

12:00

79

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

9

km/h

Humidity icon

30%

13:00

77

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 253 degree

11

km/h

Humidity icon

26%

14:00

76

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

15

km/h

Humidity icon

22%

15:00

75

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

19

km/h

Humidity icon

21%

16:00

74

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 267 degree

22

km/h

Humidity icon

26%

17:00

73

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 272 degree

19

km/h

Humidity icon

38%

18:00

73

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 281 degree

16

km/h

Humidity icon

46%

19:00

73

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 275 degree

10

km/h

Humidity icon

54%

20:00

73

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 239 degree

8

km/h

Humidity icon

54%

21:00

74

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 219 degree

6

km/h

Humidity icon

53%

22:00

75

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

7

km/h

Humidity icon

55%

23:00

76

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 188 degree

6

km/h

Humidity icon

59%

Wed

00:00

77

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 188 degree

7

km/h

Humidity icon

62%

01:00

78

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 187 degree

6

km/h

Humidity icon

64%

02:00

79

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 174 degree

5

km/h

Humidity icon

62%

03:00

80

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

6

km/h

Humidity icon

60%

04:00

81

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 184 degree

4

km/h

Humidity icon

58%

05:00

82

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

5

km/h

Humidity icon

56%

06:00

83

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 169 degree

4

km/h

Humidity icon

56%

07:00

83

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 188 degree

3

km/h

Humidity icon

57%

08:00

84

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 200 degree

7

km/h

Humidity icon

51%

09:00

85

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

6

km/h

Humidity icon

47%

10:00

81

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 276 degree

5

km/h

Humidity icon

42%

11:00

78

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 293 degree

6

km/h

Humidity icon

38%

12:00

75

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 307 degree

10

km/h

Humidity icon

35%

13:00

72

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 271 degree

8

km/h

Humidity icon

29%

14:00

69

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 289 degree

12

km/h

Humidity icon

29%

15:00

67

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 294 degree

12

km/h

Humidity icon

29%

16:00

66

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 294 degree

13

km/h

Humidity icon

28%

17:00

65

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 296 degree

15

km/h

Humidity icon

29%

18:00

64

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 310 degree

12

km/h

Humidity icon

39%

19:00

64

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

7

km/h

Humidity icon

45%

20:00

65

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 322 degree

5

km/h

Humidity icon

46%

21:00

66

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 352 degree

4

km/h

Humidity icon

48%

22:00

66

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 9 degree

3

km/h

Humidity icon

50%

23:00

66

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 8 degree

6

km/h

Humidity icon

52%

Thu

00:00

67

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 52 degree

5

km/h

Humidity icon

55%

01:00

68

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 52 degree

4

km/h

Humidity icon

58%

02:00

69

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 21 degree

5

km/h

Humidity icon

60%

03:00

70

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 62 degree

3

km/h

Humidity icon

62%

04:00

69

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 34 degree

5

km/h

Humidity icon

62%

05:00

69

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 54 degree

5

km/h

Humidity icon

62%

06:00

69

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 65 degree

6

km/h

Humidity icon

63%

Daily forecast

|

Cheongju air quality index (AQI⁺) forecast

Today

81

Weather icon

27°

14°

IQAir AirVisual Air Quality Map Wind rotating 135 degree

19

km/h

Humidity icon

42%

Tue

94

Weather icon

19°

6°

IQAir AirVisual Air Quality Map Wind rotating 270 degree

31

km/h

Humidity icon

64%

Wed

79

Weather icon

21°

4°

IQAir AirVisual Air Quality Map Wind rotating 270 degree

22

km/h

Humidity icon

40%

Air pollutants

What is the current air quality in Cheongju?

IQAir exclamation icon

PM2.5 concentration is currently 5 times the World Health Organization annual PM2.5 guideline value.

air quality map

Real-time Cheongju air pollution map

Health recommendations

common.healthRecommendationComp.icons.exerciseAlt

Sensitive groups should reduce outdoor exercise

common.healthRecommendationComp.icons.windowAlt

Close your windows to avoid dirty outdoor air

Get a monitor
common.healthRecommendationComp.icons.maskAlt

Sensitive groups should wear a mask outdoors

Get a mask
common.healthRecommendationComp.icons.airPurifierAlt

Sensitive groups should run an air purifier

Discover Atem car

Health recommendations

common.healthRecommendationComp.icons.exerciseAlt

Sensitive groups should reduce outdoor exercise

common.healthRecommendationComp.icons.windowAlt

Close your windows to avoid dirty outdoor air

Get a monitor
common.healthRecommendationComp.icons.maskAlt

Sensitive groups should wear a mask outdoors

Get a mask
common.healthRecommendationComp.icons.airPurifierAlt

Sensitive groups should run an air purifier

Discover Atem car
air quality map

Real-time Cheongju air pollution map

Most polluted locations near Cheongju

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Cheongju

#StationsAQI⁺ US
1
The national flag of South Korea

Bokdae-dong

102

2
The national flag of South Korea

Osong-eup

96

3
The national flag of South Korea

Sacheon-dong

92

4
The national flag of South Korea

Songjeong-dong (Bongmyeong-dong)

84

5
The national flag of South Korea

Ochang-eup

81

6
The national flag of South Korea

Yongdam-dong

81

7
The national flag of South Korea

Sannam-dong

75

8
The national flag of South Korea

Salmi-myeon

66

9
The national flag of South Korea

Yongam-dong

64

10
The national flag of South Korea

Gadeok-myeon

60

City ranking

Real-time South Korea AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of South Korea

Iksan, Jeollabuk-do

127

2
The national flag of South Korea

Nonsan, Chungcheongnam-do

115

3
The national flag of South Korea

Jeongeup, Jeollabuk-do

112

4
The national flag of South Korea

Asan, Chungcheongnam-do

106

5
The national flag of South Korea

Gongju, Chungcheongnam-do

105

6
The national flag of South Korea

Gunsan, Jeollabuk-do

101

7
The national flag of South Korea

Cheonan, Chungcheongnam-do

97

8
The national flag of South Korea

Anseong, Gyeonggi-do

96

9
The national flag of South Korea

Pyeongtaek, Gyeonggi-do

86

10
The national flag of South Korea

Sejong, Sejong

86

History

Historic air quality graph for Cheongju

81 AQI⁺ US
Moderate
07:00–08:00 Apr 20 Local time
AQI⁺ US

History

Historic air quality graph for Cheongju

81 AQI⁺ US
Moderate
07:00–08:00 Apr 20 Local time
AQI⁺ US

Most polluted locations near Cheongju

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Cheongju

#StationsAQI⁺ US
1
The national flag of South Korea

Bokdae-dong

102

2
The national flag of South Korea

Osong-eup

96

3
The national flag of South Korea

Sacheon-dong

92

4
The national flag of South Korea

Songjeong-dong (Bongmyeong-dong)

84

5
The national flag of South Korea

Ochang-eup

81

6
The national flag of South Korea

Yongdam-dong

81

7
The national flag of South Korea

Sannam-dong

75

8
The national flag of South Korea

Salmi-myeon

66

9
The national flag of South Korea

Yongam-dong

64

10
The national flag of South Korea

Gadeok-myeon

60

City ranking

Real-time South Korea AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of South Korea

Iksan, Jeollabuk-do

127

2
The national flag of South Korea

Nonsan, Chungcheongnam-do

115

3
The national flag of South Korea

Jeongeup, Jeollabuk-do

112

4
The national flag of South Korea

Asan, Chungcheongnam-do

106

5
The national flag of South Korea

Gongju, Chungcheongnam-do

105

6
The national flag of South Korea

Gunsan, Jeollabuk-do

101

7
The national flag of South Korea

Cheonan, Chungcheongnam-do

97

8
The national flag of South Korea

Anseong, Gyeonggi-do

96

9
The national flag of South Korea

Pyeongtaek, Gyeonggi-do

86

10
The national flag of South Korea

Sejong, Sejong

86

Measure your own air quality

Get a monitor and contribute air quality data in your city.

Get a monitorHow to contribute
Polluted skies of Hong Kong
external link icon

April 18, 2026: Hong Kong among top 10 most polluted cities in the world

external link icon

China Air Quality Alert

external link icon

Southeast Asia Air Quality Alert

Where is the cleanest air quality in Cheongju?