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Air quality in Boulder County

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 168.8K Followers • 16:00, Oct 02 Local time

US AQI⁺

Good

Main pollutant:

PM2.5

4.9 µg/m³

20°

3 km/h

33 %

Hourly forecast

Boulder County air quality index (AQI⁺) forecast

Now

20°

km/h

33%

18:00

19°

km/h

37%

19:00

18°

km/h

38%

20:00

17°

km/h

40%

21:00

16°

km/h

42%

22:00

15°

km/h

43%

23:00

15°

km/h

46%

Sat

00:00

14°

km/h

52%

01:00

14°

km/h

48%

02:00

13°

km/h

47%

03:00

13°

km/h

51%

04:00

12°

km/h

50%

05:00

13°

km/h

46%

06:00

13°

km/h

46%

07:00

12°

km/h

45%

08:00

13°

km/h

49%

09:00

15°

km/h

43%

10:00

17°

km/h

38%

11:00

19°

km/h

32%

12:00

19°

km/h

29%

13:00

20°

km/h

28%

14:00

20°

km/h

27%

15:00

20°

km/h

27%

16:00

19°

km/h

28%

17:00

18°

km/h

29%

18:00

18°

km/h

31%

19:00

16°

km/h

40%

20:00

15°

km/h

48%

21:00

13°

km/h

57%

22:00

12°

km/h

62%

23:00

80%

12°

km/h

65%

Sun

00:00

90%

10°

km/h

79%

01:00

90%

9°

km/h

89%

02:00

80%

10°

km/h

87%

03:00

9°

km/h

88%

04:00

9°

km/h

91%

05:00

9°

km/h

89%

06:00

9°

km/h

91%

07:00

8°

km/h

87%

08:00

9°

km/h

93%

09:00

9°

km/h

93%

10:00

10°

km/h

92%

11:00

11°

km/h

90%

12:00

13°

km/h

87%

13:00

15°

km/h

77%

14:00

16°

km/h

68%

15:00

17°

km/h

61%

16:00

17°

km/h

58%

17:00

17°

km/h

57%

18:00

16°

km/h

58%

19:00

13°

km/h

37%

20:00

12°

km/h

37%

21:00

12°

km/h

35%

22:00

12°

km/h

33%

23:00

11°

km/h

31%

Mon

00:00

11°

km/h

31%

01:00

11°

km/h

32%

02:00

10°

km/h

33%

03:00

10°

km/h

34%

04:00

10°

km/h

35%

05:00

10°

km/h

36%

06:00

10°

km/h

37%

07:00

10°

km/h

38%

08:00

12°

km/h

36%

09:00

17°

km/h

26%

10:00

20°

km/h

20%

11:00

21°

km/h

17%

12:00

23°

km/h

14%

13:00

24°

km/h

13%

14:00

24°

km/h

13%

15:00

24°

km/h

13%

16:00

24°

km/h

13%

Daily forecast

Boulder County air quality index (AQI⁺) forecast

Today

20°

9°

km/h

41%

Fri

20°

12°

km/h

39%

Sat

17°

8°

km/h

68%

Air pollutants

What is the current air quality in Boulder County?

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

Real-time Boulder County air pollution map

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Protect yourself from air pollution in Boulder County

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Monitor the air you breathe

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Medical grade air purifiers

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

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Powerful, stylish air purifiers

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

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Pollen

What is the pollen count in Boulder County today?

Index

Low

Tree

None

Grass

None

Weed

Low

25%

Source:

wetter.com

Pollen forecast in Boulder County

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time Boulder County air pollution map

Pollen

What is the pollen count in Boulder County today?

Index

Low

Tree

None

Grass

None

Weed

Low

25%

Source:

wetter.com

Pollen forecast in Boulder County

Protect yourself from air pollution in Boulder County

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

Most polluted locations near Boulder County

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in Boulder County

#	Stations	AQI⁺ US
1	Rabbit Mountain Equestrian Center	23
2	Snead Court	19
3	161 Swallow Ln	18
4	Golden Eagle Lode	17
5	Walker Ranch, Pine Needle Notch	16
6	47th Street	7
7	818 Co Rd 116	7
8	Eagle Court	5
9	Parkdale Area	1

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	New Canaan, Connecticut	227
2	Compton, California	110
3	Clovis, California	109
4	Sacramento County, California	106
5	Jurupa Valley, California	105
6	Mission Viejo, California	105
7	Glendora, California	104
8	Bakersfield, California	103
9	Santa Clarita, California	103
10	Tracy, California	103

History

Historic air quality graph for Boulder County

27 AQI⁺ US

Good

15:00–16:00 Oct 02 Local time

AQI⁺ US

History

Historic air quality graph for Boulder County

27 AQI⁺ US

Good

15:00–16:00 Oct 02 Local time

AQI⁺ US

Most polluted locations near Boulder County

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in Boulder County

#	Stations	AQI⁺ US
1	Rabbit Mountain Equestrian Center	23
2	Snead Court	19
3	161 Swallow Ln	18
4	Golden Eagle Lode	17
5	Walker Ranch, Pine Needle Notch	16
6	47th Street	7
7	818 Co Rd 116	7
8	Eagle Court	5
9	Parkdale Area	1

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	New Canaan, Connecticut	227
2	Compton, California	110
3	Clovis, California	109
4	Sacramento County, California	106
5	Jurupa Valley, California	105
6	Mission Viejo, California	105
7	Glendora, California	104
8	Bakersfield, California	103
9	Santa Clarita, California	103
10	Tracy, California	103