WorldArrow icon
Arrow iconBoulder

Air quality in Boulder

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 154 Followers • 23:00, Oct 15 Local time

Colorado Department of Public Health & Environment (CDPHE)Russ StewartAnonymous contributor

16

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

2.9 µg/m³

weather condition icon

9°

wind direction icon

3 km/h

weather humid icon

48 %

Colorado Department of Public Health & Environment (CDPHE)Russ StewartAnonymous contributor

Hourly forecast

Boulder air quality index (AQI⁺) forecast

Now

16

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

3

km/h

Humidity icon

48%

Fri

00:00

15

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

5

km/h

Humidity icon

51%

01:00

15

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 132 degree

8

km/h

Humidity icon

69%

02:00

14

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 149 degree

9

km/h

Humidity icon

77%

03:00

13

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 164 degree

9

km/h

Humidity icon

79%

04:00

12

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

9

km/h

Humidity icon

81%

05:00

11

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 167 degree

8

km/h

Humidity icon

81%

06:00

13

Weather icon

2°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

7

km/h

Humidity icon

88%

07:00

13

Weather icon

2°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

4

km/h

Humidity icon

96%

08:00

12

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 155 degree

5

km/h

Humidity icon

83%

09:00

17

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 146 degree

10

km/h

Humidity icon

59%

10:00

17

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 153 degree

11

km/h

Humidity icon

46%

11:00

17

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 145 degree

11

km/h

Humidity icon

40%

12:00

8

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 136 degree

11

km/h

Humidity icon

36%

13:00

8

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 131 degree

10

km/h

Humidity icon

33%

14:00

8

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 133 degree

10

km/h

Humidity icon

32%

15:00

6

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 137 degree

9

km/h

Humidity icon

30%

16:00

6

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 136 degree

9

km/h

Humidity icon

27%

17:00

6

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 137 degree

9

km/h

Humidity icon

26%

18:00

8

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

5

km/h

Humidity icon

33%

19:00

8

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 82 degree

2

km/h

Humidity icon

38%

20:00

8

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 313 degree

1

km/h

Humidity icon

41%

21:00

20

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 318 degree

3

km/h

Humidity icon

46%

22:00

20

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 330 degree

3

km/h

Humidity icon

40%

23:00

20

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 316 degree

2

km/h

Humidity icon

39%

Sat

00:00

9

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

1

km/h

Humidity icon

34%

01:00

9

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 249 degree

1

km/h

Humidity icon

29%

02:00

9

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 200 degree

1

km/h

Humidity icon

28%

03:00

12

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 206 degree

3

km/h

Humidity icon

27%

04:00

12

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 222 degree

3

km/h

Humidity icon

23%

05:00

12

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 236 degree

4

km/h

Humidity icon

18%

06:00

13

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 254 degree

7

km/h

Humidity icon

17%

07:00

13

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 254 degree

6

km/h

Humidity icon

15%

08:00

13

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

10

km/h

Humidity icon

19%

09:00

7

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

8

km/h

Humidity icon

21%

10:00

7

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

1

km/h

Humidity icon

21%

11:00

7

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 80 degree

5

km/h

Humidity icon

17%

12:00

6

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 84 degree

5

km/h

Humidity icon

16%

13:00

6

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 82 degree

6

km/h

Humidity icon

15%

14:00

6

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

6

km/h

Humidity icon

14%

15:00

6

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

4

km/h

Humidity icon

14%

16:00

6

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 103 degree

4

km/h

Humidity icon

15%

17:00

6

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 89 degree

5

km/h

Humidity icon

17%

18:00

6

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 41 degree

4

km/h

Humidity icon

26%

19:00

6

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

13

km/h

Humidity icon

19%

20:00

6

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

16

km/h

Humidity icon

21%

21:00

12

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

16

km/h

Humidity icon

20%

22:00

12

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

15

km/h

Humidity icon

20%

23:00

12

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

15

km/h

Humidity icon

22%

Sun

00:00

7

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

15

km/h

Humidity icon

24%

01:00

7

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

14

km/h

Humidity icon

25%

02:00

7

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

14

km/h

Humidity icon

26%

03:00

11

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

14

km/h

Humidity icon

25%

04:00

11

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

14

km/h

Humidity icon

25%

05:00

11

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

12

km/h

Humidity icon

23%

06:00

9

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

13

km/h

Humidity icon

25%

07:00

9

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

13

km/h

Humidity icon

25%

08:00

9

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

11

km/h

Humidity icon

21%

09:00

21

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

7

km/h

Humidity icon

18%

10:00

21

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 56 degree

3

km/h

Humidity icon

13%

11:00

21

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 86 degree

9

km/h

Humidity icon

12%

12:00

8

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 85 degree

10

km/h

Humidity icon

12%

13:00

8

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 94 degree

10

km/h

Humidity icon

12%

14:00

8

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

8

km/h

Humidity icon

12%

15:00

6

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

11

km/h

Humidity icon

12%

16:00

6

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 134 degree

13

km/h

Humidity icon

12%

17:00

6

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 127 degree

14

km/h

Humidity icon

12%

18:00

7

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 139 degree

10

km/h

Humidity icon

16%

19:00

7

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 199 degree

9

km/h

Humidity icon

17%

20:00

7

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 247 degree

8

km/h

Humidity icon

19%

21:00

10

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 293 degree

9

km/h

Humidity icon

21%

22:00

10

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 302 degree

10

km/h

Humidity icon

21%

Daily forecast

|

Boulder air quality index (AQI⁺) forecast

Air pollutants

What is the current air quality in Boulder?

IQAir Check icon

PM2.5 concentration currently meets the WHO annual PM2.5 guideline.

air quality map

Real-time Boulder air pollution map

Health recommendations

Protect yourself from air pollution in Boulder

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Pollen

What is the pollen count in Boulder today?

Index

Pollen global icon

Low

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

Low

25%

Source:

wetter.com
Pollen forecast in Boulder

Health recommendations

air quality map

Real-time Boulder air pollution map

Pollen

What is the pollen count in Boulder today?

Index

Pollen global icon

Low

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

Low

25%

Source:

wetter.com
Pollen forecast in Boulder

Protect yourself from air pollution in Boulder

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Most polluted locations near Boulder

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Boulder

#StationsAQI⁺ US
1
The national flag of USA

10th Street

34

2
The national flag of USA

285 Vail Cir

21

3
The national flag of USA

700 Utica Ave

18

4
The national flag of USA

2055-1901 Kalmia Ave

17

5
The national flag of USA

Bean Mountain Lane

17

6
The national flag of USA

1066 Berea Dr

16

7
The national flag of USA

1491 High St

15

8
The national flag of USA

4792-4766 Kellogg Cir

12

9
The national flag of USA

717 Evergreen Boulder

10

10
The national flag of USA

650 S 40th St

1

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Tarrant, Alabama

136

2
The national flag of USA

Forsyth County, Georgia

101

3
The national flag of USA

El Paso, Texas

97

4
The national flag of USA

Birmingham, Alabama

95

5
The national flag of USA

Kendall, Washington

92

6
The national flag of USA

Peaceful Valley, Washington

80

7
The national flag of USA

Richland County, South Carolina

79

8
The national flag of USA

Albany, Georgia

78

9
The national flag of USA

Sparta, Ohio

77

10
The national flag of USA

Huntsville, Alabama

76

History

Historic air quality graph for Boulder

16 AQI⁺ US
Good
22:00–23:00 Oct 15 Local time
AQI⁺ US

History

Historic air quality graph for Boulder

16 AQI⁺ US
Good
22:00–23:00 Oct 15 Local time
AQI⁺ US

Most polluted locations near Boulder

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Boulder

#StationsAQI⁺ US
1
The national flag of USA

10th Street

34

2
The national flag of USA

285 Vail Cir

21

3
The national flag of USA

700 Utica Ave

18

4
The national flag of USA

2055-1901 Kalmia Ave

17

5
The national flag of USA

Bean Mountain Lane

17

6
The national flag of USA

1066 Berea Dr

16

7
The national flag of USA

1491 High St

15

8
The national flag of USA

4792-4766 Kellogg Cir

12

9
The national flag of USA

717 Evergreen Boulder

10

10
The national flag of USA

650 S 40th St

1

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Tarrant, Alabama

136

2
The national flag of USA

Forsyth County, Georgia

101

3
The national flag of USA

El Paso, Texas

97

4
The national flag of USA

Birmingham, Alabama

95

5
The national flag of USA

Kendall, Washington

92

6
The national flag of USA

Peaceful Valley, Washington

80

7
The national flag of USA

Richland County, South Carolina

79

8
The national flag of USA

Albany, Georgia

78

9
The national flag of USA

Sparta, Ohio

77

10
The national flag of USA

Huntsville, Alabama

76

Measure your own air quality

Get a monitor and contribute air quality data in your city.

Get a monitorHow to contribute
Trees on fire
external link icon

Wildfire Map Spotlight: Brazil Fires

Dry land.
external link icon

Heatwave Map Spotlight: Southern California

Forest fire.
external link icon

Wildfire Map Spotlight: Dome Fire, Yosemite National Park, California

Begin your journey for cleaner air #IQAir

Visit us
Visit us
Visit us
Visit us

Where is the cleanest air quality in Boulder?