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Air quality in Boulder County

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 168.9K Followers • 01:00, Oct 05 Local time

US AQI⁺

Good

Main pollutant:

PM2.5

3.4 µg/m³

15°

17 km/h

27 %

Hourly forecast

Boulder County air quality index (AQI⁺) forecast

Now

15°

km/h

27%

03:00

14°

km/h

31%

04:00

14°

km/h

33%

05:00

14°

km/h

32%

06:00

14°

km/h

34%

07:00

14°

km/h

34%

08:00

14°

km/h

39%

09:00

16°

km/h

36%

10:00

19°

km/h

32%

11:00

20°

km/h

23%

12:00

21°

km/h

22%

13:00

22°

km/h

22%

14:00

22°

km/h

22%

15:00

22°

km/h

22%

16:00

22°

km/h

23%

17:00

22°

km/h

24%

18:00

21°

km/h

25%

19:00

20°

km/h

26%

20:00

19°

km/h

32%

21:00

18°

km/h

28%

22:00

17°

km/h

33%

23:00

16°

km/h

34%

Tue

00:00

16°

km/h

35%

01:00

15°

km/h

35%

02:00

15°

km/h

31%

03:00

15°

km/h

32%

04:00

15°

km/h

32%

05:00

14°

km/h

35%

06:00

14°

km/h

35%

07:00

15°

km/h

29%

08:00

15°

km/h

28%

09:00

16°

km/h

36%

10:00

19°

km/h

28%

11:00

20°

km/h

25%

12:00

20°

km/h

26%

13:00

19°

km/h

27%

14:00

20°

km/h

26%

15:00

20°

km/h

26%

16:00

20°

km/h

27%

17:00

20°

km/h

28%

18:00

19°

km/h

30%

19:00

18°

km/h

31%

20:00

18°

km/h

31%

21:00

17°

km/h

31%

22:00

17°

km/h

31%

23:00

17°

km/h

31%

Wed

00:00

17°

km/h

32%

01:00

16°

km/h

33%

02:00

15°

km/h

33%

03:00

15°

km/h

33%

04:00

14°

km/h

33%

05:00

14°

km/h

31%

06:00

14°

km/h

30%

07:00

10°

km/h

35%

08:00

12°

km/h

32%

09:00

16°

km/h

24%

10:00

18°

km/h

21%

11:00

19°

km/h

20%

12:00

20°

km/h

19%

13:00

20°

km/h

19%

14:00

21°

km/h

18%

15:00

70%

20°

km/h

21%

16:00

20°

km/h

23%

17:00

19°

km/h

24%

18:00

17°

km/h

32%

19:00

70%

12°

km/h

54%

20:00

12°

km/h

57%

21:00

12°

km/h

56%

22:00

12°

km/h

51%

23:00

11°

km/h

53%

Thu

00:00

10°

km/h

53%

01:00

10°

km/h

50%

Daily forecast

Boulder County air quality index (AQI⁺) forecast

Today

22°

14°

km/h

28%

Tue

20°

14°

km/h

29%

Wed

21°

10°

km/h

32%

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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Medical grade air purifiers

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Powerful, stylish air purifiers

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Pollen

What is the pollen count in Boulder County today?

Index

Moderate

Tree

None

Grass

None

Weed

Moderate

50%

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

Moderate

Tree

None

Grass

None

Weed

Moderate

50%

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	Golden Eagle Lode	31
2	Snead Court	31
3	161 Swallow Ln	28
4	47th Street	19
5	818 Co Rd 116	18
6	Rozena Drive	17
7	Eagle Court	16
8	Rabbit Mountain Equestrian Center	11
9	Marshall	1
10	Parkdale Area	1

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	New Canaan, Connecticut	234
2	Simi Valley, California	85
3	Mariposa County, California	70
4	Peaceful Valley, Washington	69
5	Lancaster, California	68
6	Bakersfield, California	65
7	Chattanooga, Tennessee	65
8	Honaunau-Napoopoo, Hawaii	64
9	Lake Tapps, Washington	62
10	Sunland Park, New Mexico	62

History

Historic air quality graph for Boulder County

18 AQI⁺ US

Good

00:00–01:00 Oct 05 Local time

AQI⁺ US

History

Historic air quality graph for Boulder County

18 AQI⁺ US

Good

00:00–01:00 Oct 05 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	Golden Eagle Lode	31
2	Snead Court	31
3	161 Swallow Ln	28
4	47th Street	19
5	818 Co Rd 116	18
6	Rozena Drive	17
7	Eagle Court	16
8	Rabbit Mountain Equestrian Center	11
9	Marshall	1
10	Parkdale Area	1

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	New Canaan, Connecticut	234
2	Simi Valley, California	85
3	Mariposa County, California	70
4	Peaceful Valley, Washington	69
5	Lancaster, California	68
6	Bakersfield, California	65
7	Chattanooga, Tennessee	65
8	Honaunau-Napoopoo, Hawaii	64
9	Lake Tapps, Washington	62
10	Sunland Park, New Mexico	62