Air quality in Boulder

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 54 Followers • 16:00, May 15 Local time

55

US AQI⁺

Moderate

face expression based on aqi value

Main pollutant:

O₃

134 µg/m³

weather condition icon

17°

wind direction icon

30 km/h

weather humid icon

20 %

Hourly forecast

Boulder air quality index (AQI⁺) forecast

Now

55

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 288 degree

30

km/h

Humidity icon

20%

17:00

51

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 286 degree

28

km/h

Humidity icon

17%

18:00

47

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 286 degree

26

km/h

Humidity icon

14%

19:00

43

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 287 degree

24

km/h

Humidity icon

16%

20:00

39

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 287 degree

18

km/h

Humidity icon

19%

21:00

37

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 298 degree

11

km/h

Humidity icon

26%

22:00

33

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 323 degree

8

km/h

Humidity icon

33%

23:00

29

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 348 degree

8

km/h

Humidity icon

39%

Sat

00:00

23

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 7 degree

8

km/h

Humidity icon

42%

01:00

19

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 17 degree

9

km/h

Humidity icon

41%

02:00

15

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 30 degree

10

km/h

Humidity icon

42%

03:00

12

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 52 degree

7

km/h

Humidity icon

47%

04:00

8

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 64 degree

7

km/h

Humidity icon

47%

05:00

8

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 51 degree

8

km/h

Humidity icon

39%

06:00

13

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 37 degree

10

km/h

Humidity icon

25%

07:00

13

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 38 degree

5

km/h

Humidity icon

22%

08:00

13

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 213 degree

8

km/h

Humidity icon

27%

09:00

12

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 191 degree

6

km/h

Humidity icon

26%

10:00

12

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

4

km/h

Humidity icon

18%

11:00

12

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 165 degree

8

km/h

Humidity icon

18%

12:00

9

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 158 degree

14

km/h

Humidity icon

20%

13:00

9

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 217 degree

14

km/h

Humidity icon

23%

14:00

9

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 239 degree

11

km/h

Humidity icon

32%

15:00

8

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 211 degree

8

km/h

Humidity icon

28%

16:00

8

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 250 degree

22

km/h

Humidity icon

31%

17:00

8

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

27

km/h

Humidity icon

29%

18:00

8

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 306 degree

34

km/h

Humidity icon

34%

19:00

8

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 321 degree

33

km/h

Humidity icon

49%

20:00

8

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 324 degree

21

km/h

Humidity icon

45%

21:00

8

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 320 degree

13

km/h

Humidity icon

48%

22:00

8

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 303 degree

12

km/h

Humidity icon

52%

23:00

8

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 306 degree

20

km/h

Humidity icon

55%

Sun

00:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 305 degree

17

km/h

Humidity icon

57%

01:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 303 degree

18

km/h

Humidity icon

47%

02:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 319 degree

10

km/h

Humidity icon

50%

03:00

7

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-2°

IQAir AirVisual Air Quality Map Wind rotating 335 degree

7

km/h

Humidity icon

59%

04:00

7

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-2°

IQAir AirVisual Air Quality Map Wind rotating 360 degree

6

km/h

Humidity icon

58%

05:00

7

Weather icon

-2°

IQAir AirVisual Air Quality Map Wind rotating 335 degree

5

km/h

Humidity icon

51%

06:00

6

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-3°

IQAir AirVisual Air Quality Map Wind rotating 328 degree

7

km/h

Humidity icon

51%

07:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 314 degree

7

km/h

Humidity icon

41%

08:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 317 degree

13

km/h

Humidity icon

39%

09:00

7

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 315 degree

16

km/h

Humidity icon

32%

10:00

7

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 308 degree

17

km/h

Humidity icon

24%

11:00

7

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 303 degree

16

km/h

Humidity icon

22%

12:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 300 degree

12

km/h

Humidity icon

23%

13:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 306 degree

8

km/h

Humidity icon

27%

14:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 308 degree

7

km/h

Humidity icon

29%

15:00

10

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 309 degree

8

km/h

Humidity icon

29%

16:00

10

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 317 degree

14

km/h

Humidity icon

27%

17:00

10

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 305 degree

14

km/h

Humidity icon

32%

18:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 314 degree

10

km/h

Humidity icon

39%

19:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 166 degree

14

km/h

Humidity icon

28%

20:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 122 degree

16

km/h

Humidity icon

45%

21:00

6

Weather icon

80%

IQAir AirVisual Air Quality Map Wind rotating 79 degree

9

km/h

Humidity icon

85%

22:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 301 degree

9

km/h

Humidity icon

80%

23:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 4 degree

11

km/h

Humidity icon

64%

Mon

00:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 10 degree

16

km/h

Humidity icon

56%

01:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 17 degree

15

km/h

Humidity icon

55%

02:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 7 degree

8

km/h

Humidity icon

53%

03:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 331 degree

16

km/h

Humidity icon

61%

04:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 333 degree

17

km/h

Humidity icon

58%

05:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 18 degree

14

km/h

Humidity icon

52%

06:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 44 degree

13

km/h

Humidity icon

50%

07:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 35 degree

13

km/h

Humidity icon

47%

08:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 36 degree

14

km/h

Humidity icon

48%

09:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 34 degree

6

km/h

Humidity icon

49%

10:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 161 degree

3

km/h

Humidity icon

50%

11:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 244 degree

5

km/h

Humidity icon

52%

12:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 261 degree

10

km/h

Humidity icon

57%

13:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 234 degree

8

km/h

Humidity icon

66%

14:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 226 degree

9

km/h

Humidity icon

65%

15:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 216 degree

12

km/h

Humidity icon

60%

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.

Health recommendations

Protect yourself from air pollution in Boulder

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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.

HealthPro Series

Powerful, stylish air purifiers

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Pollen

What is the pollen count in Boulder today?

Index

Pollen global icon

Low

Pollen tree icon

Tree

Low

25%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

None

0%

Source:

wetter.com
Pollen forecast in Boulder

Health recommendations

Pollen

What is the pollen count in Boulder today?

Index

Pollen global icon

Low

Pollen tree icon

Tree

Low

25%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

None

0%

Source:

wetter.com
Pollen forecast in Boulder

Protect yourself from air pollution in Boulder

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

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Boulder

#StationsAQI⁺ US
1
The national flag of USA

Boulder Station2

54

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Crestline, California

85

2
The national flag of USA

Anaheim, California

71

3
The national flag of USA

La Crescenta-Montrose, California

67

4
The national flag of USA

Sarasota, Florida

67

5
The national flag of USA

Altadena, California

66

6
The national flag of USA

Highland, California

66

7
The national flag of USA

Jefferson, Colorado

65

8
The national flag of USA

El Paso, Texas

64

9
The national flag of USA

Centennial, Colorado

63

10
The national flag of USA

Jurupa Valley, California

63

History

Historic air quality graph for Boulder

55 AQI⁺ US
Moderate
15:00–16:00 May 15 Local time
AQI⁺ US

History

Historic air quality graph for Boulder

55 AQI⁺ US
Moderate
15:00–16:00 May 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

Boulder Station2

54

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Crestline, California

85

2
The national flag of USA

Anaheim, California

71

3
The national flag of USA

La Crescenta-Montrose, California

67

4
The national flag of USA

Sarasota, Florida

67

5
The national flag of USA

Altadena, California

66

6
The national flag of USA

Highland, California

66

7
The national flag of USA

Jefferson, Colorado

65

8
The national flag of USA

El Paso, Texas

64

9
The national flag of USA

Centennial, Colorado

63

10
The national flag of USA

Jurupa Valley, California

63

Measure your own air quality

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

Where is the cleanest air quality in Boulder?