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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 • 902 Followers • 18:00, May 19 Local time

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

2.6 µg/m³

20°

13 km/h

94 %

Data source: PurpleAir

Hourly forecast

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

Now

20°

km/h

94%

19:00

18°

km/h

93%

20:00

18°

km/h

94%

21:00

17°

km/h

95%

22:00

17°

km/h

95%

23:00

16°

km/h

93%

Wed

00:00

16°

km/h

94%

01:00

15°

km/h

95%

02:00

15°

km/h

91%

03:00

15°

km/h

89%

04:00

14°

km/h

89%

05:00

90%

13°

km/h

94%

06:00

90%

13°

km/h

96%

07:00

13°

km/h

92%

08:00

12°

km/h

92%

09:00

90%

12°

km/h

93%

10:00

12°

km/h

93%

11:00

12°

km/h

92%

12:00

13°

km/h

90%

13:00

13°

km/h

89%

14:00

13°

km/h

89%

15:00

13°

km/h

89%

16:00

90%

13°

km/h

90%

17:00

14°

km/h

86%

18:00

13°

km/h

87%

19:00

13°

km/h

88%

20:00

12°

km/h

88%

21:00

12°

km/h

89%

22:00

12°

km/h

88%

23:00

12°

km/h

88%

Thu

00:00

12°

km/h

90%

01:00

12°

km/h

92%

02:00

12°

km/h

93%

03:00

12°

km/h

93%

04:00

12°

km/h

92%

05:00

12°

km/h

90%

06:00

11°

km/h

88%

07:00

11°

km/h

90%

08:00

11°

km/h

90%

09:00

90%

11°

km/h

93%

10:00

90%

12°

km/h

93%

11:00

13°

km/h

91%

12:00

14°

km/h

87%

13:00

14°

km/h

86%

14:00

14°

km/h

87%

15:00

16°

km/h

79%

16:00

17°

km/h

77%

17:00

17°

km/h

75%

18:00

17°

km/h

78%

19:00

17°

km/h

78%

20:00

18°

km/h

79%

21:00

18°

km/h

78%

22:00

17°

km/h

79%

23:00

17°

km/h

77%

Fri

00:00

17°

km/h

76%

01:00

17°

km/h

75%

02:00

16°

km/h

75%

03:00

16°

km/h

76%

04:00

16°

km/h

77%

05:00

16°

km/h

78%

06:00

15°

km/h

78%

07:00

15°

km/h

82%

08:00

90%

15°

km/h

89%

09:00

90%

14°

km/h

95%

10:00

14°

km/h

97%

11:00

14°

km/h

97%

12:00

14°

km/h

98%

13:00

14°

km/h

96%

14:00

14°

km/h

95%

15:00

14°

km/h

95%

16:00

14°

km/h

93%

17:00

15°

km/h

92%

Daily forecast

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

Today

23°

17°

km/h

92%

Tue

14°

12°

km/h

90%

Wed

18°

11°

km/h

84%

Air pollutants

What is the current air quality near Cottleville Weldon Spring?

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 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

Low

25%

Weed

Low

25%

Source:

wetter.com

Pollen forecast

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Pollen

What is the pollen count in Cottleville Weldon Spring today?

Index

Moderate

Tree

Moderate

50%

Grass

Low

25%

Weed

Low

25%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Cottleville Weldon Spring

14 AQI⁺ US

Good

17:00–18:00 May 19 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	34
2	Cottleville Weldon Spring	14

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Los Alamos, New Mexico	109
2	Anaheim, California	82
3	Manhattan Beach, California	79
4	Carson, California	77
5	Huntington Beach, California	76
6	Redondo Beach, California	76
7	Santa Monica, California	76
8	Signal Hill, California	75
9	West Carson, California	75
10	Culver City, California	74