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Air quality in Boulder County

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 169.6K Followers • 12:00, Oct 26 Local time

US AQI⁺

Good

Main pollutant:

PM2.5

1.3 µg/m³

4°

7 km/h

85 %

Hourly forecast

Boulder County air quality index (AQI⁺) forecast

Now

4°

km/h

85%

13:00

5°

km/h

81%

14:00

5°

km/h

79%

15:00

6°

km/h

77%

16:00

6°

km/h

81%

17:00

5°

km/h

84%

18:00

4°

km/h

81%

19:00

4°

km/h

79%

20:00

4°

km/h

75%

21:00

4°

km/h

73%

22:00

4°

km/h

71%

23:00

4°

km/h

58%

Tue

00:00

4°

km/h

53%

01:00

3°

km/h

55%

02:00

4°

km/h

41%

03:00

5°

km/h

26%

04:00

5°

km/h

26%

05:00

5°

km/h

38%

06:00

5°

km/h

42%

07:00

4°

km/h

51%

08:00

5°

km/h

51%

09:00

6°

km/h

47%

10:00

7°

km/h

45%

11:00

8°

km/h

43%

12:00

10°

km/h

40%

13:00

11°

km/h

37%

14:00

10°

km/h

49%

15:00

10°

km/h

55%

16:00

9°

km/h

46%

17:00

9°

km/h

46%

18:00

7°

km/h

57%

19:00

6°

km/h

61%

20:00

6°

km/h

52%

21:00

6°

km/h

47%

22:00

6°

km/h

46%

23:00

6°

km/h

49%

Wed

00:00

6°

km/h

47%

01:00

5°

km/h

47%

02:00

5°

km/h

51%

03:00

4°

km/h

50%

04:00

4°

km/h

50%

05:00

4°

km/h

52%

06:00

3°

km/h

56%

07:00

3°

km/h

58%

08:00

3°

km/h

59%

09:00

4°

km/h

60%

10:00

6°

km/h

54%

11:00

9°

km/h

45%

12:00

10°

km/h

40%

13:00

11°

km/h

37%

14:00

12°

km/h

31%

15:00

12°

km/h

31%

16:00

11°

km/h

32%

17:00

10°

km/h

34%

18:00

9°

km/h

36%

19:00

5°

km/h

33%

20:00

4°

km/h

35%

21:00

4°

km/h

35%

22:00

4°

km/h

36%

23:00

4°

km/h

38%

Thu

00:00

3°

km/h

43%

01:00

2°

km/h

45%

02:00

2°

km/h

45%

03:00

2°

km/h

43%

04:00

2°

km/h

40%

05:00

1°

km/h

37%

06:00

1°

km/h

36%

07:00

1°

km/h

35%

08:00

2°

km/h

33%

09:00

6°

km/h

25%

10:00

8°

km/h

21%

11:00

10°

km/h

19%

Daily forecast

Boulder County air quality index (AQI⁺) forecast

Today

6°

1°

km/h

83%

Tue

11°

4°

km/h

48%

Wed

12°

3°

km/h

42%

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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AirVisual Series

Medical grade air purifiers

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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	18
2	Rozena Drive	18
3	Walker Ranch, Pine Needle Notch	13
4	Willis Heights	13
5	161 Swallow Ln	5
6	47th Street	5
7	Golden Eagle Lode	3
8	Snead Court	3
9	818 Co Rd 116	1
10	Eagle Court	0

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Delano, California	125
2	Pixley, California	104
3	Lakewood, California	91
4	Laytonville, California	84
5	Matheny, California	79
6	North Braddock, Pennsylvania	72
7	Bakersfield, California	71
8	Dearborn, Michigan	71
9	Franklin, Merced County, California	71
10	Detroit, Michigan	70

History

Historic air quality graph for Boulder County

7 AQI⁺ US

Good

11:00–12:00 Oct 26 Local time

AQI⁺ US

History

Historic air quality graph for Boulder County

7 AQI⁺ US

Good

11:00–12:00 Oct 26 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	18
2	Rozena Drive	18
3	Walker Ranch, Pine Needle Notch	13
4	Willis Heights	13
5	161 Swallow Ln	5
6	47th Street	5
7	Golden Eagle Lode	3
8	Snead Court	3
9	818 Co Rd 116	1
10	Eagle Court	0

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Delano, California	125
2	Pixley, California	104
3	Lakewood, California	91
4	Laytonville, California	84
5	Matheny, California	79
6	North Braddock, Pennsylvania	72
7	Bakersfield, California	71
8	Dearborn, Michigan	71
9	Franklin, Merced County, California	71
10	Detroit, Michigan	70