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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 • 415 Followers • 09:00, May 24 Local time

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

3.8 µg/m³

18°

7 km/h

95 %

Data source: PurpleAir

Hourly forecast

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

Now

18°

km/h

95%

10:00

90%

20°

km/h

83%

11:00

20%

22°

km/h

74%

12:00

23°

km/h

70%

13:00

26°

km/h

58%

14:00

26°

km/h

53%

15:00

26°

km/h

54%

16:00

27°

km/h

51%

17:00

26°

km/h

50%

18:00

26°

km/h

48%

19:00

25°

km/h

53%

20:00

25°

km/h

54%

21:00

24°

km/h

56%

22:00

23°

km/h

65%

23:00

21°

km/h

74%

Mon

00:00

20°

km/h

86%

01:00

19°

km/h

92%

02:00

18°

km/h

95%

03:00

18°

km/h

97%

04:00

17°

km/h

100%

05:00

17°

km/h

100%

06:00

16°

km/h

100%

07:00

16°

km/h

99%

08:00

17°

km/h

98%

09:00

21°

km/h

80%

10:00

23°

km/h

70%

11:00

25°

km/h

43%

12:00

26°

km/h

43%

13:00

26°

km/h

46%

14:00

27°

km/h

44%

15:00

27°

km/h

41%

16:00

28°

km/h

38%

17:00

27°

km/h

40%

18:00

27°

km/h

43%

19:00

26°

km/h

48%

20:00

25°

km/h

56%

21:00

24°

km/h

59%

22:00

22°

km/h

64%

23:00

21°

km/h

69%

Tue

00:00

20°

km/h

73%

01:00

19°

km/h

77%

02:00

18°

km/h

81%

03:00

17°

km/h

87%

04:00

17°

km/h

92%

05:00

17°

km/h

88%

06:00

16°

km/h

91%

07:00

17°

km/h

89%

08:00

20°

km/h

85%

09:00

21°

km/h

80%

10:00

23°

km/h

71%

11:00

25°

km/h

64%

12:00

25°

km/h

62%

13:00

26°

km/h

57%

14:00

26°

km/h

57%

15:00

26°

km/h

63%

16:00

25°

km/h

69%

17:00

25°

km/h

68%

18:00

25°

km/h

69%

19:00

25°

km/h

71%

20:00

24°

km/h

76%

21:00

23°

km/h

82%

22:00

22°

km/h

84%

23:00

21°

km/h

85%

Wed

00:00

21°

km/h

87%

01:00

21°

km/h

89%

02:00

20°

km/h

91%

03:00

20°

km/h

92%

04:00

80%

20°

km/h

97%

05:00

19°

km/h

97%

06:00

19°

km/h

97%

07:00

20°

km/h

94%

08:00

21°

km/h

91%

Daily forecast

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

Today

27°

18°

km/h

67%

Mon

28°

16°

km/h

59%

Tue

26°

16°

km/h

73%

Air pollutants

What is the current air quality near Princeton Heights?

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

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

Low

Tree

Low

25%

Grass

Low

25%

Weed

None

Source:

wetter.com

Pollen forecast

Pollen

What is the pollen count in Princeton Heights today?

Index

Low

Tree

Low

25%

Grass

Low

25%

Weed

None

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Princeton Heights

21 AQI⁺ US

Good

08:00–09:00 May 24 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	58
2	Blair Street	42
3	Forest Park	27
4	Flance Early Learning Center	26
5	South Broadway	25
6	Pershing Place	23
7	Shaw	22
8	Princeton Heights	21
9	Olive	12

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Redlands, California	90
2	Moreno Valley, California	87
3	Highland, California	82
4	Riverside, California	77
5	Pinal County, Arizona	72
6	Newark, Delaware	70
7	Cary, Illinois	69
8	Evansville, Indiana	69
9	Baton Rouge, Louisiana	68
10	Falcon Heights, Minnesota	68