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Air quality in Boulder County

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 169K Followers • 06:00, Oct 09 Local time

US AQI⁺

Good

Main pollutant:

PM2.5

5.3 µg/m³

13°

13 km/h

38 %

Hourly forecast

Boulder County air quality index (AQI⁺) forecast

Now

13°

km/h

38%

07:00

12°

km/h

40%

08:00

12°

km/h

46%

09:00

14°

km/h

45%

10:00

17°

km/h

38%

11:00

18°

km/h

32%

12:00

19°

km/h

30%

13:00

20°

km/h

28%

14:00

20°

km/h

27%

15:00

20°

km/h

27%

16:00

20°

km/h

28%

17:00

19°

km/h

29%

18:00

18°

km/h

31%

19:00

16°

km/h

44%

20:00

70%

14°

km/h

44%

21:00

16°

km/h

32%

22:00

13°

km/h

46%

23:00

13°

km/h

38%

Sat

00:00

13°

km/h

41%

01:00

13°

km/h

40%

02:00

13°

km/h

39%

03:00

13°

km/h

39%

04:00

13°

km/h

41%

05:00

12°

km/h

43%

06:00

12°

km/h

44%

07:00

12°

km/h

46%

08:00

12°

km/h

47%

09:00

14°

km/h

45%

10:00

15°

km/h

42%

11:00

17°

km/h

41%

12:00

17°

km/h

39%

13:00

18°

km/h

37%

14:00

18°

km/h

38%

15:00

18°

km/h

40%

16:00

18°

km/h

34%

17:00

17°

km/h

42%

18:00

15°

km/h

45%

19:00

15°

km/h

42%

20:00

14°

km/h

43%

21:00

13°

km/h

49%

22:00

13°

km/h

49%

23:00

13°

km/h

47%

Sun

00:00

13°

km/h

50%

01:00

12°

km/h

52%

02:00

12°

km/h

53%

03:00

12°

km/h

51%

04:00

11°

km/h

54%

05:00

11°

km/h

57%

06:00

11°

km/h

59%

07:00

10°

km/h

46%

08:00

11°

km/h

44%

09:00

14°

km/h

38%

10:00

16°

km/h

33%

11:00

17°

km/h

32%

12:00

18°

km/h

32%

13:00

17°

km/h

34%

14:00

18°

km/h

33%

15:00

18°

km/h

31%

16:00

19°

km/h

30%

17:00

18°

km/h

31%

18:00

16°

km/h

37%

19:00

13°

km/h

43%

20:00

11°

km/h

49%

21:00

11°

km/h

51%

22:00

11°

km/h

53%

23:00

10°

km/h

55%

Mon

00:00

10°

km/h

56%

01:00

9°

km/h

57%

02:00

9°

km/h

62%

03:00

8°

km/h

65%

04:00

8°

km/h

64%

05:00

7°

km/h

64%

Daily forecast

Boulder County air quality index (AQI⁺) forecast

Today

20°

12°

km/h

36%

Sat

18°

12°

km/h

42%

Sun

19°

10°

km/h

40%

Air pollutants

What is the current air quality in Boulder County?

PM2.5 concentration is currently 1.1 times the World Health Organization annual PM2.5 guideline value.

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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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	818 Co Rd 116	40
2	Rabbit Mountain Equestrian Center	39
3	Golden Eagle Lode	38
4	Snead Court	37
5	Rozena Drive	33
6	161 Swallow Ln	28
7	47th Street	24
8	Eagle Court	18
9	Marshall	1
10	Parkdale Area	1

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	New Canaan, Connecticut	168
2	Ravalli County, Montana	108
3	Jackson, Mississippi	99
4	Hamilton, Montana	81
5	Fort Worth, Texas	79
6	Three Rivers, California	79
7	Little Rock, Arkansas	78
8	Fresno County, California	77
9	St. Louis, Missouri	77
10	Merced, California	75

History

Historic air quality graph for Boulder County

29 AQI⁺ US

Good

05:00–06:00 Oct 09 Local time

AQI⁺ US

History

Historic air quality graph for Boulder County

29 AQI⁺ US

Good

05:00–06:00 Oct 09 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	818 Co Rd 116	40
2	Rabbit Mountain Equestrian Center	39
3	Golden Eagle Lode	38
4	Snead Court	37
5	Rozena Drive	33
6	161 Swallow Ln	28
7	47th Street	24
8	Eagle Court	18
9	Marshall	1
10	Parkdale Area	1

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	New Canaan, Connecticut	168
2	Ravalli County, Montana	108
3	Jackson, Mississippi	99
4	Hamilton, Montana	81
5	Fort Worth, Texas	79
6	Three Rivers, California	79
7	Little Rock, Arkansas	78
8	Fresno County, California	77
9	St. Louis, Missouri	77
10	Merced, California	75