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Air quality in St. Louis County

Air quality index (AQI⁺) and PM2.5 air pollution in St. Louis County • 02:00, Jun 04 Local time

51

US AQI⁺

Moderate

face expression based on aqi value

Main pollutant:

O₃

126 µg/m³

weather condition icon

19°

wind direction icon

12 km/h

weather humid icon

54 %

Hourly forecast

St. Louis County air quality index (AQI⁺) forecast

Now

51

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 165 degree

12

km/h

Humidity icon

54%

03:00

49

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 172 degree

13

km/h

Humidity icon

56%

04:00

44

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 182 degree

14

km/h

Humidity icon

57%

05:00

41

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 183 degree

15

km/h

Humidity icon

57%

06:00

37

Weather icon

90%

17°

IQAir AirVisual Air Quality Map Wind rotating 253 degree

21

km/h

Humidity icon

78%

07:00

35

Weather icon

90%

15°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

5

km/h

Humidity icon

99%

08:00

32

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 156 degree

15

km/h

Humidity icon

96%

09:00

28

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 173 degree

11

km/h

Humidity icon

93%

10:00

28

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 189 degree

10

km/h

Humidity icon

88%

11:00

25

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 215 degree

11

km/h

Humidity icon

83%

12:00

22

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

11

km/h

Humidity icon

79%

13:00

54

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

10

km/h

Humidity icon

69%

14:00

54

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 228 degree

12

km/h

Humidity icon

64%

15:00

54

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 232 degree

11

km/h

Humidity icon

65%

16:00

31

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 229 degree

12

km/h

Humidity icon

65%

17:00

31

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 230 degree

11

km/h

Humidity icon

64%

18:00

31

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 239 degree

13

km/h

Humidity icon

57%

19:00

24

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

12

km/h

Humidity icon

51%

20:00

24

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

9

km/h

Humidity icon

67%

21:00

24

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 236 degree

7

km/h

Humidity icon

74%

22:00

32

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 216 degree

4

km/h

Humidity icon

78%

23:00

32

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 199 degree

6

km/h

Humidity icon

76%

Fri

00:00

32

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 201 degree

6

km/h

Humidity icon

81%

01:00

32

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 210 degree

7

km/h

Humidity icon

91%

02:00

32

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 219 degree

7

km/h

Humidity icon

98%

03:00

32

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 246 degree

6

km/h

Humidity icon

100%

04:00

20

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 301 degree

4

km/h

Humidity icon

100%

05:00

20

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 348 degree

5

km/h

Humidity icon

100%

06:00

20

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

2

km/h

Humidity icon

99%

07:00

29

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 210 degree

2

km/h

Humidity icon

99%

08:00

29

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 217 degree

2

km/h

Humidity icon

97%

09:00

29

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

4

km/h

Humidity icon

73%

10:00

31

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 269 degree

6

km/h

Humidity icon

65%

11:00

31

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 275 degree

9

km/h

Humidity icon

56%

12:00

31

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 282 degree

12

km/h

Humidity icon

51%

13:00

27

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

12

km/h

Humidity icon

55%

14:00

27

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

12

km/h

Humidity icon

55%

15:00

27

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 285 degree

11

km/h

Humidity icon

56%

16:00

22

Weather icon

90%

22°

IQAir AirVisual Air Quality Map Wind rotating 283 degree

14

km/h

Humidity icon

74%

17:00

22

Weather icon

90%

21°

IQAir AirVisual Air Quality Map Wind rotating 211 degree

4

km/h

Humidity icon

83%

18:00

22

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 322 degree

3

km/h

Humidity icon

69%

19:00

14

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 313 degree

8

km/h

Humidity icon

46%

20:00

14

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 323 degree

4

km/h

Humidity icon

49%

21:00

14

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 28 degree

12

km/h

Humidity icon

62%

22:00

13

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 14 degree

7

km/h

Humidity icon

69%

23:00

13

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 1 degree

6

km/h

Humidity icon

73%

Sat

00:00

13

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 353 degree

5

km/h

Humidity icon

76%

01:00

13

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 340 degree

5

km/h

Humidity icon

80%

02:00

13

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 320 degree

4

km/h

Humidity icon

87%

03:00

13

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 326 degree

4

km/h

Humidity icon

92%

04:00

11

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 311 degree

5

km/h

Humidity icon

96%

05:00

11

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 311 degree

5

km/h

Humidity icon

100%

06:00

11

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 317 degree

2

km/h

Humidity icon

99%

07:00

17

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 330 degree

1

km/h

Humidity icon

98%

08:00

17

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 338 degree

8

km/h

Humidity icon

74%

09:00

17

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 328 degree

8

km/h

Humidity icon

64%

10:00

13

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 334 degree

9

km/h

Humidity icon

56%

11:00

13

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 336 degree

9

km/h

Humidity icon

49%

12:00

13

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 336 degree

8

km/h

Humidity icon

44%

13:00

16

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 336 degree

8

km/h

Humidity icon

40%

14:00

16

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 341 degree

8

km/h

Humidity icon

37%

15:00

16

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 358 degree

9

km/h

Humidity icon

36%

16:00

8

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 8 degree

8

km/h

Humidity icon

35%

17:00

8

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 23 degree

8

km/h

Humidity icon

36%

18:00

8

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 39 degree

8

km/h

Humidity icon

38%

19:00

10

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 55 degree

8

km/h

Humidity icon

49%

20:00

10

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 55 degree

7

km/h

Humidity icon

63%

21:00

10

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 79 degree

5

km/h

Humidity icon

68%

22:00

14

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 152 degree

9

km/h

Humidity icon

82%

23:00

14

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 159 degree

9

km/h

Humidity icon

93%

Sun

00:00

14

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 156 degree

10

km/h

Humidity icon

88%

01:00

20

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 147 degree

10

km/h

Humidity icon

90%

Daily forecast

|

St. Louis County air quality index (AQI⁺) forecast

Air pollutants

What is the current air quality in St. Louis County?

IQAir exclamation icon

PM2.5 concentration is currently 1.1 times the World Health Organization annual PM2.5 guideline value.

air quality map

Real-time St. Louis County air pollution map

Health recommendations

Protect yourself from air pollution in St. Louis County

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Air Purifiers

Face Masks

Air Quality Monitors

Pollen

What is the pollen count in St. Louis County today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

Moderate

50%
Pollen grass icon

Grass

Moderate

50%
Pollen weed icon

Weed

Low

25%

Source:

wetter.com
Pollen forecast in St. Louis County

Health recommendations

air quality map

Real-time St. Louis County air pollution map

Pollen

What is the pollen count in St. Louis County today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

Moderate

50%
Pollen grass icon

Grass

Moderate

50%
Pollen weed icon

Weed

Low

25%

Source:

wetter.com
Pollen forecast in St. Louis County

Protect yourself from air pollution in St. Louis County

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Most polluted locations near St. Louis County

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in St. Louis County

#StationsAQI⁺ US
1
The national flag of USA

Voyageurs NP

50

2
The national flag of USA

Voyageurs National Park - Sullivan Bay

50

3
The national flag of USA

North Woods School

34

4
The national flag of USA

6310 Crane Lake Rd

28

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Aliso Viejo, California

67

2
The national flag of USA

Jurupa Valley, California

66

3
The national flag of USA

Florence-Graham, California

65

4
The national flag of USA

Beaumont, California

64

5
The national flag of USA

Gardena, California

63

6
The national flag of USA

Hesperia, California

63

7
The national flag of USA

San Bernardino County, California

63

8
The national flag of USA

Palm Springs, California

62

9
The national flag of USA

Carson, California

61

10
The national flag of USA

Crestline, California

60

History

Historic air quality graph for St. Louis County

51 AQI⁺ US
Moderate
01:00–02:00 Jun 04 Local time
AQI⁺ US

History

Historic air quality graph for St. Louis County

51 AQI⁺ US
Moderate
01:00–02:00 Jun 04 Local time
AQI⁺ US

Most polluted locations near St. Louis County

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in St. Louis County

#StationsAQI⁺ US
1
The national flag of USA

Voyageurs NP

50

2
The national flag of USA

Voyageurs National Park - Sullivan Bay

50

3
The national flag of USA

North Woods School

34

4
The national flag of USA

6310 Crane Lake Rd

28

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Aliso Viejo, California

67

2
The national flag of USA

Jurupa Valley, California

66

3
The national flag of USA

Florence-Graham, California

65

4
The national flag of USA

Beaumont, California

64

5
The national flag of USA

Gardena, California

63

6
The national flag of USA

Hesperia, California

63

7
The national flag of USA

San Bernardino County, California

63

8
The national flag of USA

Palm Springs, California

62

9
The national flag of USA

Carson, California

61

10
The national flag of USA

Crestline, California

60

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