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Air quality in Boulder County

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 167.9K Followers • 03:00, Aug 18 Local time

US AQI⁺

Good

Main pollutant:

PM2.5

3.5 µg/m³

19°

17 km/h

23 %

Hourly forecast

Boulder County air quality index (AQI⁺) forecast

Now

19°

km/h

23%

04:00

18°

km/h

24%

05:00

18°

km/h

25%

06:00

17°

km/h

26%

07:00

17°

km/h

26%

08:00

18°

km/h

33%

09:00

20°

km/h

32%

10:00

22°

km/h

30%

11:00

24°

km/h

27%

12:00

25°

km/h

24%

13:00

26°

km/h

22%

14:00

26°

km/h

22%

15:00

25°

km/h

24%

16:00

24°

km/h

26%

17:00

22°

km/h

45%

18:00

20°

km/h

53%

19:00

18°

km/h

67%

20:00

16°

km/h

69%

21:00

70%

16°

km/h

73%

22:00

15°

km/h

79%

23:00

15°

km/h

77%

Wed

00:00

15°

km/h

78%

01:00

15°

km/h

66%

02:00

16°

km/h

58%

03:00

15°

km/h

59%

04:00

15°

km/h

61%

05:00

15°

km/h

59%

06:00

15°

km/h

58%

07:00

15°

km/h

55%

08:00

17°

km/h

59%

09:00

19°

km/h

52%

10:00

21°

km/h

44%

11:00

22°

km/h

39%

12:00

23°

km/h

31%

13:00

23°

km/h

32%

14:00

24°

km/h

36%

15:00

24°

km/h

29%

16:00

25°

km/h

26%

17:00

25°

km/h

27%

18:00

24°

km/h

26%

19:00

23°

km/h

27%

20:00

22°

km/h

27%

21:00

21°

km/h

30%

22:00

20°

km/h

33%

23:00

19°

km/h

32%

Thu

00:00

19°

km/h

33%

01:00

18°

km/h

34%

02:00

18°

km/h

33%

03:00

17°

km/h

31%

04:00

16°

km/h

30%

05:00

16°

km/h

29%

06:00

16°

km/h

33%

07:00

14°

km/h

43%

08:00

18°

km/h

37%

09:00

22°

km/h

24%

10:00

24°

km/h

19%

11:00

25°

km/h

19%

12:00

26°

km/h

19%

13:00

27°

km/h

18%

14:00

27°

km/h

18%

15:00

28°

km/h

17%

16:00

27°

km/h

17%

17:00

26°

km/h

18%

18:00

25°

km/h

21%

19:00

23°

km/h

28%

20:00

18°

km/h

36%

21:00

18°

km/h

37%

22:00

17°

km/h

37%

23:00

17°

km/h

38%

Fri

00:00

17°

km/h

39%

01:00

16°

km/h

39%

02:00

16°

km/h

40%

Daily forecast

Boulder County air quality index (AQI⁺) forecast

Today

26°

15°

km/h

40%

Wed

25°

15°

km/h

37%

Thu

28°

14°

km/h

26%

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

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	Willis Heights	33
2	161 Swallow Ln	27
3	Golden Eagle Lode	27
4	Snead Court	27
5	Walker Ranch, Pine Needle Notch	27
6	Eagle Court	19
7	47th Street	18
8	818 Co Rd 116	18
9	Rabbit Mountain Equestrian Center	6
10	Parkdale Area	1

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Crooked River Ranch, Oregon	189
2	Eagle Crest, Oregon	181
3	Redmond, Oregon	178
4	Crook County, Oregon	158
5	Prineville, Oregon	149
6	Omak, Washington	140
7	Chelan, Washington	139
8	Ferry County, Washington	139
9	Willow Creek, California	125
10	Kettle Falls, Washington	115

History

Historic air quality graph for Boulder County

19 AQI⁺ US

Good

02:00–03:00 Aug 18 Local time

AQI⁺ US

History

Historic air quality graph for Boulder County

19 AQI⁺ US

Good

02:00–03:00 Aug 18 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	Willis Heights	33
2	161 Swallow Ln	27
3	Golden Eagle Lode	27
4	Snead Court	27
5	Walker Ranch, Pine Needle Notch	27
6	Eagle Court	19
7	47th Street	18
8	818 Co Rd 116	18
9	Rabbit Mountain Equestrian Center	6
10	Parkdale Area	1

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Crooked River Ranch, Oregon	189
2	Eagle Crest, Oregon	181
3	Redmond, Oregon	178
4	Crook County, Oregon	158
5	Prineville, Oregon	149
6	Omak, Washington	140
7	Chelan, Washington	139
8	Ferry County, Washington	139
9	Willow Creek, California	125
10	Kettle Falls, Washington	115