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Air quality near Princeton Heights, St. Louis

Air quality index (AQI⁺) and PM2.5 air pollution near Princeton Heights, St. Louis • 427 Followers • 22:00, Jun 17 Local time

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

6.6 µg/m³

24°

26 km/h

87 %

Data source: PurpleAir

Hourly forecast

Princeton Heights, St. Louis air quality index (AQI⁺) forecast

Now

24°

km/h

87%

23:00

20%

25°

km/h

85%

Thu

00:00

25°

km/h

86%

01:00

25°

km/h

89%

02:00

24°

km/h

91%

03:00

24°

km/h

88%

04:00

23°

km/h

94%

05:00

23°

km/h

94%

06:00

22°

km/h

96%

07:00

23°

km/h

90%

08:00

23°

km/h

65%

09:00

24°

km/h

58%

10:00

25°

km/h

54%

11:00

25°

km/h

54%

12:00

26°

km/h

50%

13:00

24°

km/h

52%

14:00

22°

km/h

61%

15:00

24°

km/h

53%

16:00

25°

km/h

52%

17:00

26°

km/h

48%

18:00

26°

km/h

46%

19:00

25°

km/h

52%

20:00

25°

km/h

58%

21:00

24°

km/h

62%

22:00

24°

km/h

66%

23:00

23°

km/h

69%

Fri

00:00

23°

km/h

71%

01:00

22°

km/h

75%

02:00

22°

km/h

81%

03:00

21°

km/h

83%

04:00

21°

km/h

84%

05:00

20°

km/h

87%

06:00

20°

km/h

91%

07:00

20°

km/h

84%

08:00

22°

km/h

72%

09:00

25°

km/h

59%

10:00

26°

km/h

51%

11:00

27°

km/h

49%

12:00

28°

km/h

46%

13:00

28°

km/h

44%

14:00

28°

km/h

41%

15:00

29°

km/h

37%

16:00

29°

km/h

35%

17:00

29°

km/h

34%

18:00

29°

km/h

34%

19:00

28°

km/h

34%

20:00

24°

km/h

46%

21:00

23°

km/h

53%

22:00

22°

km/h

58%

23:00

21°

km/h

60%

Sat

00:00

20°

km/h

62%

01:00

20°

km/h

64%

02:00

19°

km/h

65%

03:00

20°

km/h

66%

04:00

20°

km/h

64%

05:00

20°

km/h

64%

06:00

20°

km/h

63%

07:00

20°

km/h

62%

08:00

21°

km/h

60%

09:00

23°

km/h

51%

10:00

25°

km/h

48%

11:00

27°

km/h

43%

12:00

28°

km/h

41%

13:00

28°

km/h

39%

14:00

29°

km/h

39%

15:00

29°

km/h

38%

16:00

29°

km/h

38%

17:00

29°

km/h

38%

18:00

28°

km/h

41%

19:00

27°

km/h

45%

20:00

25°

km/h

50%

21:00

25°

km/h

57%

Daily forecast

Princeton Heights, St. Louis air quality index (AQI⁺) forecast

Today

26°

22°

km/h

60%

Thu

29°

20°

km/h

51%

Fri

29°

20°

km/h

48%

Air pollutants

What is the current air quality near Princeton Heights?

PM2.5 concentration is currently 1.3 times the World Health Organization annual PM2.5 guideline value.

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time Princeton Heights, St. Louis air pollution map

Pollen

What is the pollen count in Princeton Heights today?

Index

Moderate

Tree

Low

25%

Grass

Low

25%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

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Pollen

What is the pollen count in Princeton Heights today?

Index

Moderate

Tree

Low

25%

Grass

Low

25%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Princeton Heights

37 AQI⁺ US

Good

21:00–22:00 Jun 17 Local time

AQI⁺ US

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Most polluted locations near Princeton Heights, St. Louis

Worldwide AQI⁺ ranking

Station ranking

Real-time Princeton Heights AQI⁺ station ranking

#	Stations	AQI⁺ US
1	Branch Street	52
2	Pershing Place	40
3	Flance Early Learning Center	38
4	Princeton Heights	37
5	Shaw	33
6	South Broadway	32
7	Blair Street	27
8	Olive	24
9	Forest Park	14

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Indio, California	184
2	Scottsdale, Arizona	135
3	Douglas, Colorado	103
4	Auburn Lake Trails, California	102
5	San Bernardino County, California	98
6	Box Elder County, Utah	95
7	Mission, Texas	95
8	Pitt County, North Carolina	95
9	Herriman, Utah	91
10	Lancaster, California	91