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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 • 896 Followers • 13:00, May 12 Local time

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

5.6 µg/m³

25°

23 km/h

46 %

Data source: PurpleAir

Hourly forecast

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

Now

25°

km/h

46%

14:00

26°

km/h

45%

15:00

26°

km/h

45%

16:00

26°

km/h

45%

17:00

26°

km/h

46%

18:00

25°

km/h

50%

19:00

23°

km/h

57%

20:00

22°

km/h

54%

21:00

22°

km/h

53%

22:00

21°

km/h

59%

23:00

20°

km/h

62%

Wed

00:00

90%

19°

km/h

69%

01:00

17°

km/h

77%

02:00

17°

km/h

83%

03:00

17°

km/h

84%

04:00

16°

km/h

86%

05:00

14°

km/h

89%

06:00

13°

km/h

90%

07:00

14°

km/h

84%

08:00

16°

km/h

74%

09:00

18°

km/h

63%

10:00

19°

km/h

53%

11:00

20°

km/h

48%

12:00

21°

km/h

44%

13:00

22°

km/h

41%

14:00

22°

km/h

39%

15:00

22°

km/h

39%

16:00

22°

km/h

39%

17:00

21°

km/h

39%

18:00

20°

km/h

41%

19:00

19°

km/h

46%

20:00

18°

km/h

48%

21:00

16°

km/h

59%

22:00

15°

km/h

65%

23:00

14°

km/h

70%

Thu

00:00

13°

km/h

75%

01:00

12°

km/h

77%

02:00

11°

km/h

81%

03:00

10°

km/h

82%

04:00

9°

km/h

86%

05:00

9°

km/h

97%

06:00

9°

km/h

100%

07:00

10°

km/h

98%

08:00

13°

km/h

81%

09:00

16°

km/h

69%

10:00

18°

km/h

58%

11:00

19°

km/h

54%

12:00

20°

km/h

50%

13:00

21°

km/h

45%

14:00

22°

km/h

44%

15:00

22°

km/h

43%

16:00

22°

km/h

43%

17:00

22°

km/h

46%

18:00

21°

km/h

49%

19:00

20°

km/h

54%

20:00

18°

km/h

54%

21:00

17°

km/h

56%

22:00

17°

km/h

60%

23:00

16°

km/h

59%

Fri

00:00

16°

km/h

57%

01:00

16°

km/h

56%

02:00

15°

km/h

58%

03:00

15°

km/h

60%

04:00

15°

km/h

63%

05:00

14°

km/h

74%

06:00

14°

km/h

74%

07:00

14°

km/h

77%

08:00

16°

km/h

70%

09:00

19°

km/h

61%

10:00

22°

km/h

57%

11:00

25°

km/h

53%

12:00

27°

km/h

50%

Daily forecast

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

Today

26°

13°

km/h

55%

Wed

22°

13°

km/h

54%

Thu

22°

9°

km/h

59%

Air pollutants

What is the current air quality near Cottleville Weldon Spring?

PM2.5 concentration is currently 1.1 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

Low

Tree Low	25%
Grass None	0%
Weed None	0%

Source:

wetter.com

Pollen forecast

Protect yourself from air pollution in Cottleville Weldon Spring

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Air Quality Monitors

Pollen

What is the pollen count in Cottleville Weldon Spring today?

Index

Low

Tree Low	25%
Grass None	0%
Weed None	0%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Cottleville Weldon Spring

31 AQI⁺ US

Good

12:00–13:00 May 12 Local time

AQI⁺ US

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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	Orchard Farm	40
2	Cottleville Weldon Spring	31

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Altadena, California	100
2	Pasadena, California	98
3	Claremont, California	95
4	Glendora, California	94
5	La Crescenta-Montrose, California	93
6	La Verne, California	89
7	La Cañada Flintridge, California	86
8	Highland, California	85
9	Rancho Cucamonga, California	84
10	Glendale, California	83