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Air quality in Boulder County

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 166.3K Followers • 09:00, Jul 25 Local time

US AQI⁺

Good

Main pollutant:

PM2.5

6.6 µg/m³

23°

3 km/h

43 %

Hourly forecast

Boulder County air quality index (AQI⁺) forecast

Now

23°

km/h

43%

10:00

25°

km/h

33%

11:00

26°

km/h

31%

12:00

27°

km/h

31%

13:00

28°

km/h

33%

14:00

29°

km/h

29%

15:00

27°

km/h

33%

16:00

24°

km/h

42%

17:00

27°

km/h

35%

18:00

25°

km/h

46%

19:00

26°

km/h

44%

20:00

25°

km/h

41%

21:00

24°

km/h

40%

22:00

23°

km/h

44%

23:00

23°

km/h

48%

Sun

00:00

22°

km/h

45%

01:00

22°

km/h

49%

02:00

21°

km/h

51%

03:00

21°

km/h

48%

04:00

21°

km/h

47%

05:00

20°

km/h

46%

06:00

20°

km/h

47%

07:00

20°

km/h

47%

08:00

22°

km/h

48%

09:00

25°

km/h

40%

10:00

26°

km/h

34%

11:00

27°

km/h

32%

12:00

28°

km/h

31%

13:00

27°

km/h

33%

14:00

25°

km/h

44%

15:00

27°

km/h

38%

16:00

27°

km/h

37%

17:00

27°

km/h

33%

18:00

27°

km/h

32%

19:00

27°

km/h

33%

20:00

26°

km/h

35%

21:00

25°

km/h

35%

22:00

25°

km/h

36%

23:00

23°

km/h

48%

Mon

00:00

22°

km/h

45%

01:00

21°

km/h

46%

02:00

21°

km/h

41%

03:00

22°

km/h

38%

04:00

22°

km/h

33%

05:00

23°

km/h

34%

06:00

23°

km/h

34%

07:00

19°

km/h

43%

08:00

23°

km/h

34%

09:00

26°

km/h

26%

10:00

27°

km/h

24%

11:00

28°

km/h

23%

12:00

29°

km/h

23%

13:00

29°

km/h

22%

14:00

30°

km/h

21%

15:00

25°

km/h

25%

16:00

80%

16°

km/h

79%

17:00

19°

km/h

62%

18:00

18°

km/h

62%

19:00

17°

km/h

64%

20:00

80%

16°

km/h

75%

21:00

16°

km/h

78%

22:00

16°

km/h

71%

23:00

16°

km/h

71%

Tue

00:00

15°

km/h

71%

01:00

15°

km/h

68%

02:00

15°

km/h

64%

03:00

15°

km/h

61%

04:00

16°

km/h

58%

05:00

16°

km/h

55%

06:00

16°

km/h

54%

07:00

17°

km/h

51%

08:00

21°

km/h

37%

Daily forecast

Boulder County air quality index (AQI⁺) forecast

Today

29°

19°

km/h

39%

Sun

28°

20°

km/h

37%

Mon

30°

16°

km/h

45%

Air pollutants

What is the current air quality in Boulder County?

PM2.5 concentration is currently 1.3 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

High

Tree

None

Grass

None

Weed

High

75%

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

High

Tree

None

Grass

None

Weed

High

75%

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	Snead Court	42
2	Rabbit Mountain Equestrian Center	39
3	Rozena Drive	39
4	161 Swallow Ln	36
5	Golden Eagle Lode	35
6	Parkdale Area	24
7	47th Street	21
8	818 Co Rd 116	21
9	Marshall	17
10	TBS	16

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Chelan, Washington	159
2	Okanogan, Washington	158
3	Ferry County, Washington	117
4	Crook County, Oregon	115
5	Prineville, Oregon	109
6	St. Ignatius, Montana	107
7	Missoula, Montana	102
8	Kettle Falls, Washington	98
9	Idaho County, Idaho	90
10	Inchelium, Washington	89

History

Historic air quality graph for Boulder County

37 AQI⁺ US

Good

08:00–09:00 Jul 25 Local time

AQI⁺ US

History

Historic air quality graph for Boulder County

37 AQI⁺ US

Good

08:00–09:00 Jul 25 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	Snead Court	42
2	Rabbit Mountain Equestrian Center	39
3	Rozena Drive	39
4	161 Swallow Ln	36
5	Golden Eagle Lode	35
6	Parkdale Area	24
7	47th Street	21
8	818 Co Rd 116	21
9	Marshall	17
10	TBS	16

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Chelan, Washington	159
2	Okanogan, Washington	158
3	Ferry County, Washington	117
4	Crook County, Oregon	115
5	Prineville, Oregon	109
6	St. Ignatius, Montana	107
7	Missoula, Montana	102
8	Kettle Falls, Washington	98
9	Idaho County, Idaho	90
10	Inchelium, Washington	89