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Air quality in St. Louis County

Air quality index (AQI⁺) and PM2.5 air pollution in St. Louis County • 18:00, May 15 Local time

27

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

5 µg/m³

weather condition icon

23°

wind direction icon

26 km/h

weather humid icon

27 %

Hourly forecast

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

Now

27

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

26

km/h

Humidity icon

27%

19:00

26

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

22

km/h

Humidity icon

30%

20:00

24

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 251 degree

18

km/h

Humidity icon

33%

21:00

23

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

17

km/h

Humidity icon

34%

22:00

20

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 265 degree

15

km/h

Humidity icon

33%

23:00

18

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

15

km/h

Humidity icon

32%

Sat

00:00

17

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

12

km/h

Humidity icon

30%

01:00

15

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 298 degree

7

km/h

Humidity icon

33%

02:00

13

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

4

km/h

Humidity icon

37%

03:00

11

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 226 degree

5

km/h

Humidity icon

39%

04:00

10

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 235 degree

8

km/h

Humidity icon

41%

05:00

8

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 244 degree

11

km/h

Humidity icon

45%

06:00

6

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

16

km/h

Humidity icon

52%

07:00

6

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 276 degree

17

km/h

Humidity icon

57%

08:00

6

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 281 degree

20

km/h

Humidity icon

62%

09:00

6

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

22

km/h

Humidity icon

56%

10:00

6

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 277 degree

23

km/h

Humidity icon

52%

11:00

6

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 278 degree

23

km/h

Humidity icon

49%

12:00

6

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 283 degree

24

km/h

Humidity icon

46%

13:00

6

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 292 degree

27

km/h

Humidity icon

47%

14:00

6

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 322 degree

24

km/h

Humidity icon

54%

15:00

6

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 325 degree

19

km/h

Humidity icon

71%

16:00

6

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 316 degree

17

km/h

Humidity icon

64%

17:00

6

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 326 degree

20

km/h

Humidity icon

57%

18:00

6

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 321 degree

18

km/h

Humidity icon

51%

19:00

6

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 334 degree

15

km/h

Humidity icon

50%

20:00

6

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 347 degree

11

km/h

Humidity icon

51%

21:00

6

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 27 degree

11

km/h

Humidity icon

53%

22:00

6

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 35 degree

9

km/h

Humidity icon

56%

23:00

6

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 21 degree

6

km/h

Humidity icon

58%

Sun

00:00

6

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 357 degree

3

km/h

Humidity icon

63%

01:00

6

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 30 degree

6

km/h

Humidity icon

64%

02:00

6

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 52 degree

6

km/h

Humidity icon

67%

03:00

6

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 81 degree

5

km/h

Humidity icon

69%

04:00

6

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 77 degree

9

km/h

Humidity icon

69%

05:00

6

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 94 degree

8

km/h

Humidity icon

68%

06:00

6

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 104 degree

13

km/h

Humidity icon

67%

07:00

8

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 117 degree

18

km/h

Humidity icon

67%

08:00

8

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 111 degree

19

km/h

Humidity icon

69%

09:00

8

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 112 degree

18

km/h

Humidity icon

63%

10:00

15

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

21

km/h

Humidity icon

59%

11:00

15

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 119 degree

22

km/h

Humidity icon

57%

12:00

15

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 103 degree

19

km/h

Humidity icon

62%

13:00

13

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 100 degree

20

km/h

Humidity icon

56%

14:00

13

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 103 degree

20

km/h

Humidity icon

57%

15:00

13

Weather icon

90%

5°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

19

km/h

Humidity icon

67%

16:00

15

Weather icon

90%

4°

IQAir AirVisual Air Quality Map Wind rotating 85 degree

19

km/h

Humidity icon

84%

17:00

15

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 90 degree

20

km/h

Humidity icon

85%

18:00

15

Weather icon

90%

3°

IQAir AirVisual Air Quality Map Wind rotating 96 degree

17

km/h

Humidity icon

92%

19:00

17

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 98 degree

18

km/h

Humidity icon

90%

20:00

17

Weather icon

90%

7°

IQAir AirVisual Air Quality Map Wind rotating 113 degree

17

km/h

Humidity icon

84%

21:00

17

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 112 degree

20

km/h

Humidity icon

92%

22:00

23

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 113 degree

22

km/h

Humidity icon

96%

23:00

23

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

17

km/h

Humidity icon

98%

Mon

00:00

23

Weather icon

90%

9°

IQAir AirVisual Air Quality Map Wind rotating 119 degree

13

km/h

Humidity icon

98%

01:00

27

Weather icon

90%

8°

IQAir AirVisual Air Quality Map Wind rotating 120 degree

9

km/h

Humidity icon

99%

02:00

27

Weather icon

90%

8°

IQAir AirVisual Air Quality Map Wind rotating 35 degree

5

km/h

Humidity icon

99%

03:00

27

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 318 degree

2

km/h

Humidity icon

99%

04:00

21

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 338 degree

3

km/h

Humidity icon

99%

05:00

21

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 355 degree

5

km/h

Humidity icon

99%

06:00

21

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 12 degree

7

km/h

Humidity icon

99%

07:00

19

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 1 degree

7

km/h

Humidity icon

99%

08:00

19

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

9

km/h

Humidity icon

98%

09:00

19

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 348 degree

9

km/h

Humidity icon

98%

10:00

12

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 357 degree

12

km/h

Humidity icon

98%

11:00

12

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 8 degree

13

km/h

Humidity icon

89%

12:00

12

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 359 degree

15

km/h

Humidity icon

83%

13:00

10

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 6 degree

12

km/h

Humidity icon

79%

14:00

10

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 7 degree

12

km/h

Humidity icon

82%

15:00

10

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 10 degree

11

km/h

Humidity icon

79%

16:00

9

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 9 degree

11

km/h

Humidity icon

77%

17:00

9

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 15 degree

10

km/h

Humidity icon

78%

Daily forecast

|

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

Air pollutants

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

IQAir Check icon

PM2.5 concentration currently meets the WHO annual PM2.5 guideline.

air quality map

Real-time St. Louis County air pollution map

Health recommendations

Protect yourself from air pollution in St. Louis County

SHOP IQAIR PRODUCTS

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

None

0%
Pollen weed icon

Weed

None

0%

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

None

0%
Pollen weed icon

Weed

None

0%

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

43

2
The national flag of USA

Voyageurs National Park - Sullivan Bay

43

3
The national flag of USA

6310 Crane Lake Rd

29

4
The national flag of USA

North Woods School

26

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Crestline, California

93

2
The national flag of USA

El Paso, Texas

78

3
The national flag of USA

Pahrump, Nevada

69

4
The national flag of USA

Sioux Falls, South Dakota

68

5
The national flag of USA

Jefferson, Colorado

66

6
The national flag of USA

Sarasota, Florida

65

7
The national flag of USA

Altadena, California

63

8
The national flag of USA

Highland, California

63

9
The national flag of USA

Loveland, Colorado

63

10
The national flag of USA

Turlock, California

63

History

Historic air quality graph for St. Louis County

27 AQI⁺ US
Good
17:00–18:00 May 15 Local time
AQI⁺ US

History

Historic air quality graph for St. Louis County

27 AQI⁺ US
Good
17:00–18:00 May 15 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

43

2
The national flag of USA

Voyageurs National Park - Sullivan Bay

43

3
The national flag of USA

6310 Crane Lake Rd

29

4
The national flag of USA

North Woods School

26

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Crestline, California

93

2
The national flag of USA

El Paso, Texas

78

3
The national flag of USA

Pahrump, Nevada

69

4
The national flag of USA

Sioux Falls, South Dakota

68

5
The national flag of USA

Jefferson, Colorado

66

6
The national flag of USA

Sarasota, Florida

65

7
The national flag of USA

Altadena, California

63

8
The national flag of USA

Highland, California

63

9
The national flag of USA

Loveland, Colorado

63

10
The national flag of USA

Turlock, California

63

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