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Air quality in Boulder County

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 169.9K Followers • 03:00, Nov 04 Local time

US AQI⁺

Good

Main pollutant:

PM2.5

1.5 µg/m³

0°

5 km/h

57 %

Hourly forecast

Boulder County air quality index (AQI⁺) forecast

Now

0°

km/h

57%

05:00

1°

km/h

52%

06:00

1°

km/h

45%

07:00

1°

km/h

42%

08:00

2°

km/h

44%

09:00

3°

km/h

50%

10:00

4°

km/h

54%

11:00

4°

km/h

64%

12:00

4°

km/h

65%

13:00

5°

km/h

64%

14:00

5°

km/h

65%

15:00

4°

km/h

67%

16:00

4°

km/h

70%

17:00

3°

km/h

74%

18:00

3°

km/h

73%

19:00

2°

km/h

77%

20:00

2°

km/h

75%

21:00

2°

km/h

77%

22:00

80%

1°

km/h

89%

23:00

80%

0°

km/h

92%

Thu

00:00

0°

km/h

93%

01:00

1°

km/h

88%

02:00

1°

km/h

83%

03:00

0°

km/h

84%

04:00

0°

km/h

76%

05:00

0°

km/h

51%

06:00

-2°

km/h

50%

07:00

-1°

km/h

47%

08:00

3°

km/h

35%

09:00

5°

km/h

31%

10:00

6°

km/h

29%

11:00

8°

km/h

27%

12:00

9°

km/h

26%

13:00

9°

km/h

25%

14:00

9°

km/h

24%

15:00

8°

km/h

25%

16:00

7°

km/h

27%

17:00

2°

km/h

38%

18:00

1°

km/h

40%

19:00

1°

km/h

42%

20:00

1°

km/h

41%

21:00

1°

km/h

41%

22:00

1°

km/h

40%

23:00

2°

km/h

40%

Fri

00:00

2°

km/h

42%

01:00

1°

km/h

46%

02:00

1°

km/h

50%

03:00

2°

km/h

50%

04:00

2°

km/h

51%

05:00

2°

km/h

51%

06:00

2°

km/h

53%

07:00

2°

km/h

54%

08:00

3°

km/h

49%

09:00

6°

km/h

37%

10:00

8°

km/h

30%

11:00

9°

km/h

26%

12:00

9°

km/h

24%

13:00

10°

km/h

23%

14:00

9°

km/h

25%

15:00

8°

km/h

29%

16:00

6°

km/h

41%

17:00

2°

km/h

58%

18:00

1°

km/h

62%

19:00

0°

km/h

66%

20:00

0°

km/h

67%

21:00

-1°

km/h

74%

22:00

-1°

km/h

73%

23:00

-1°

km/h

69%

Sat

00:00

-2°

km/h

65%

01:00

-2°

km/h

68%

02:00

-2°

km/h

69%

03:00

-3°

km/h

69%

Daily forecast

Boulder County air quality index (AQI⁺) forecast

Today

5°

1°

km/h

64%

Thu

9°

-2°

km/h

35%

Fri

10°

-1°

km/h

47%

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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Powerful, stylish air purifiers

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Pollen

What is the pollen count in Boulder County today?

Index

None

Tree

None

Grass

None

Weed

None

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

None

Tree

None

Grass

None

Weed

None

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	22
2	Snead Court	21
3	Walker Ranch, Pine Needle Notch	18
4	161 Swallow Ln	16
5	47th Street	13
6	Golden Eagle Lode	11
7	Eagle Court	9
8	818 Co Rd 116	0
9	TBS	0

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Avenal, California	157
2	Kendall, Washington	146
3	Leavenworth, Washington	139
4	Coeur d'Alene, Idaho	117
5	Walla Walla, Washington	117
6	Peaceful Valley, Washington	113
7	Moxee, Washington	110
8	Vancouver, Washington	107
9	Keyes, California	106
10	Oak Grove, Oregon	104

History

Historic air quality graph for Boulder County

8 AQI⁺ US

Good

02:00–03:00 Nov 04 Local time

AQI⁺ US

History

Historic air quality graph for Boulder County

8 AQI⁺ US

Good

02:00–03:00 Nov 04 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	22
2	Snead Court	21
3	Walker Ranch, Pine Needle Notch	18
4	161 Swallow Ln	16
5	47th Street	13
6	Golden Eagle Lode	11
7	Eagle Court	9
8	818 Co Rd 116	0
9	TBS	0

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Avenal, California	157
2	Kendall, Washington	146
3	Leavenworth, Washington	139
4	Coeur d'Alene, Idaho	117
5	Walla Walla, Washington	117
6	Peaceful Valley, Washington	113
7	Moxee, Washington	110
8	Vancouver, Washington	107
9	Keyes, California	106
10	Oak Grove, Oregon	104