Add

Air quality near Cottleville Weldon Spring, St. Charles County

Air quality index (AQI⁺) and PM2.5 air pollution near Cottleville Weldon Spring, St. Charles County • 902 Followers • 04:00, Jun 01 Local time

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

7.6 µg/m³

18°

29 km/h

94 %

Data source: PurpleAir

Hourly forecast

Cottleville Weldon Spring, St. Charles County air quality index (AQI⁺) forecast

Now

18°

km/h

94%

05:00

20%

18°

km/h

96%

06:00

18°

km/h

95%

07:00

18°

km/h

96%

08:00

19°

km/h

94%

09:00

20°

km/h

90%

10:00

22°

km/h

85%

11:00

25°

km/h

76%

12:00

27°

km/h

70%

13:00

28°

km/h

68%

14:00

29°

km/h

67%

15:00

29°

km/h

66%

16:00

29°

km/h

66%

17:00

28°

km/h

69%

18:00

90%

26°

km/h

80%

19:00

90%

24°

km/h

90%

20:00

24°

km/h

87%

21:00

23°

km/h

92%

22:00

21°

km/h

83%

23:00

21°

km/h

85%

Tue

00:00

20°

km/h

86%

01:00

20°

km/h

88%

02:00

20°

km/h

87%

03:00

19°

km/h

82%

04:00

19°

km/h

82%

05:00

18°

km/h

81%

06:00

18°

km/h

74%

07:00

18°

km/h

76%

08:00

19°

km/h

74%

09:00

21°

km/h

70%

10:00

22°

km/h

59%

11:00

24°

km/h

49%

12:00

24°

km/h

44%

13:00

25°

km/h

45%

14:00

26°

km/h

44%

15:00

26°

km/h

43%

16:00

26°

km/h

45%

17:00

25°

km/h

46%

18:00

24°

km/h

46%

19:00

23°

km/h

48%

20:00

20°

km/h

52%

21:00

20°

km/h

49%

22:00

19°

km/h

53%

23:00

18°

km/h

52%

Wed

00:00

17°

km/h

53%

01:00

16°

km/h

58%

02:00

16°

km/h

61%

03:00

15°

km/h

63%

04:00

14°

km/h

68%

05:00

14°

km/h

72%

06:00

13°

km/h

74%

07:00

15°

km/h

71%

08:00

17°

km/h

63%

09:00

20°

km/h

57%

10:00

21°

km/h

52%

11:00

23°

km/h

49%

12:00

24°

km/h

47%

13:00

26°

km/h

44%

14:00

26°

km/h

41%

15:00

27°

km/h

41%

16:00

27°

km/h

42%

17:00

26°

km/h

44%

18:00

26°

km/h

48%

19:00

24°

km/h

53%

20:00

22°

km/h

57%

21:00

21°

km/h

57%

22:00

21°

km/h

59%

23:00

20°

km/h

62%

Thu

00:00

19°

km/h

66%

01:00

19°

km/h

72%

02:00

18°

km/h

79%

03:00

17°

km/h

82%

Daily forecast

Cottleville Weldon Spring, St. Charles County air quality index (AQI⁺) forecast

Today

29°

18°

km/h

81%

Tue

26°

18°

km/h

54%

Wed

27°

13°

km/h

53%

Air pollutants

What is the current air quality near Cottleville Weldon Spring?

PM2.5 concentration is currently 1.5 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 Cottleville Weldon Spring, St. Charles County air pollution map

Pollen

What is the pollen count in Cottleville Weldon Spring today?

Index

Moderate

Tree

Moderate

50%

Grass

Moderate

50%

Weed

Low

25%

Source:

wetter.com

Pollen forecast

Protect yourself from air pollution in Cottleville Weldon Spring

SHOP IQAIR PRODUCTS

Monitor the air you breathe

Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.

AirVisual Series

Medical grade air purifiers

Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.

HealthPro Series

Powerful, stylish air purifiers

Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.

Atem Series

Pollen

What is the pollen count in Cottleville Weldon Spring today?

Index

Moderate

Tree

Moderate

50%

Grass

Moderate

50%

Weed

Low

25%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Cottleville Weldon Spring

42 AQI⁺ US

Good

03:00–04:00 Jun 01 Local time

AQI⁺ US

Measure your own air quality

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

Get a monitor How to contribute

Most polluted locations near Cottleville Weldon Spring, St. Charles County

Worldwide AQI⁺ ranking

Station ranking

Real-time Cottleville Weldon Spring AQI⁺ station ranking

#	Stations	AQI⁺ US
1	Cottleville Weldon Spring	42
2	Orchard Farm	19

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Akron, Ohio	68
2	Aliso Viejo, California	65
3	Medina, Minnesota	64
4	East Los Angeles, California	63
5	Evansville, Indiana	63
6	Maricopa County, Arizona	63
7	Jurupa Valley, California	62
8	La Mirada, California	62
9	Jackson, Mississippi	61
10	Little Rock, Arkansas	61