Air quality in Boulder

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 4 Followers • 11:00, Jun 05 Local time

Milliken AQI Alert nearby

Milliken AQI Alert nearby

View alert

33

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

O₃

80 µg/m³

weather condition icon

23°

wind direction icon

7 km/h

weather humid icon

35 %

Hourly forecast

Boulder air quality index (AQI⁺) forecast

Now

33

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

7

km/h

Humidity icon

35%

12:00

32

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26°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

7

km/h

Humidity icon

30%

13:00

31

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28°

IQAir AirVisual Air Quality Map Wind rotating 112 degree

8

km/h

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28%

14:00

30

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29°

IQAir AirVisual Air Quality Map Wind rotating 95 degree

7

km/h

Humidity icon

26%

15:00

28

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 75 degree

7

km/h

Humidity icon

25%

16:00

26

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30°

IQAir AirVisual Air Quality Map Wind rotating 72 degree

8

km/h

Humidity icon

24%

17:00

25

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30°

IQAir AirVisual Air Quality Map Wind rotating 96 degree

7

km/h

Humidity icon

23%

18:00

22

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

6

km/h

Humidity icon

23%

19:00

20

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 88 degree

5

km/h

Humidity icon

24%

20:00

19

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28°

IQAir AirVisual Air Quality Map Wind rotating 32 degree

4

km/h

Humidity icon

27%

21:00

21

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26°

IQAir AirVisual Air Quality Map Wind rotating 8 degree

8

km/h

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36%

22:00

19

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24°

IQAir AirVisual Air Quality Map Wind rotating 345 degree

8

km/h

Humidity icon

40%

23:00

18

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24°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

3

km/h

Humidity icon

45%

Sat

00:00

18

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23°

IQAir AirVisual Air Quality Map Wind rotating 312 degree

3

km/h

Humidity icon

47%

01:00

18

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23°

IQAir AirVisual Air Quality Map Wind rotating 248 degree

3

km/h

Humidity icon

38%

02:00

18

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21°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

3

km/h

Humidity icon

40%

03:00

19

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21°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

5

km/h

Humidity icon

36%

04:00

19

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21°

IQAir AirVisual Air Quality Map Wind rotating 244 degree

6

km/h

Humidity icon

34%

05:00

19

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20°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

7

km/h

Humidity icon

32%

06:00

19

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20°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

7

km/h

Humidity icon

30%

07:00

19

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20°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

5

km/h

Humidity icon

32%

08:00

19

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23°

IQAir AirVisual Air Quality Map Wind rotating 143 degree

3

km/h

Humidity icon

31%

09:00

42

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

5

km/h

Humidity icon

28%

10:00

42

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27°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

6

km/h

Humidity icon

27%

11:00

42

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30°

IQAir AirVisual Air Quality Map Wind rotating 103 degree

7

km/h

Humidity icon

23%

12:00

42

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31°

IQAir AirVisual Air Quality Map Wind rotating 115 degree

10

km/h

Humidity icon

18%

13:00

42

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32°

IQAir AirVisual Air Quality Map Wind rotating 141 degree

10

km/h

Humidity icon

13%

14:00

42

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33°

IQAir AirVisual Air Quality Map Wind rotating 161 degree

8

km/h

Humidity icon

12%

15:00

30

Weather icon

33°

IQAir AirVisual Air Quality Map Wind rotating 145 degree

7

km/h

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12%

16:00

30

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33°

IQAir AirVisual Air Quality Map Wind rotating 166 degree

8

km/h

Humidity icon

12%

17:00

30

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32°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

14

km/h

Humidity icon

14%

18:00

18

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30°

IQAir AirVisual Air Quality Map Wind rotating 219 degree

25

km/h

Humidity icon

22%

19:00

18

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22°

IQAir AirVisual Air Quality Map Wind rotating 194 degree

40

km/h

Humidity icon

50%

20:00

18

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21°

IQAir AirVisual Air Quality Map Wind rotating 221 degree

23

km/h

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37%

21:00

23

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21°

IQAir AirVisual Air Quality Map Wind rotating 247 degree

14

km/h

Humidity icon

38%

22:00

23

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20°

IQAir AirVisual Air Quality Map Wind rotating 216 degree

7

km/h

Humidity icon

39%

23:00

23

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19°

IQAir AirVisual Air Quality Map Wind rotating 263 degree

8

km/h

Humidity icon

40%

Sun

00:00

27

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19°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

7

km/h

Humidity icon

43%

01:00

27

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18°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

8

km/h

Humidity icon

44%

02:00

27

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18°

IQAir AirVisual Air Quality Map Wind rotating 275 degree

4

km/h

Humidity icon

45%

03:00

54

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17°

IQAir AirVisual Air Quality Map Wind rotating 247 degree

5

km/h

Humidity icon

43%

04:00

54

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

8

km/h

Humidity icon

38%

05:00

54

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18°

IQAir AirVisual Air Quality Map Wind rotating 265 degree

8

km/h

Humidity icon

33%

06:00

59

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17°

IQAir AirVisual Air Quality Map Wind rotating 252 degree

8

km/h

Humidity icon

30%

07:00

59

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20°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

6

km/h

Humidity icon

25%

08:00

59

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26°

IQAir AirVisual Air Quality Map Wind rotating 301 degree

1

km/h

Humidity icon

18%

09:00

58

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28°

IQAir AirVisual Air Quality Map Wind rotating 151 degree

4

km/h

Humidity icon

14%

10:00

58

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29°

IQAir AirVisual Air Quality Map Wind rotating 148 degree

16

km/h

Humidity icon

12%

11:00

58

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30°

IQAir AirVisual Air Quality Map Wind rotating 157 degree

10

km/h

Humidity icon

11%

12:00

54

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 104 degree

10

km/h

Humidity icon

9%

13:00

54

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32°

IQAir AirVisual Air Quality Map Wind rotating 103 degree

14

km/h

Humidity icon

8%

14:00

54

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32°

IQAir AirVisual Air Quality Map Wind rotating 71 degree

9

km/h

Humidity icon

7%

15:00

61

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 277 degree

29

km/h

Humidity icon

7%

16:00

61

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31°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

17

km/h

Humidity icon

8%

17:00

61

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

25

km/h

Humidity icon

10%

18:00

60

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 286 degree

32

km/h

Humidity icon

12%

19:00

60

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27°

IQAir AirVisual Air Quality Map Wind rotating 276 degree

36

km/h

Humidity icon

16%

20:00

60

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26°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

25

km/h

Humidity icon

15%

21:00

61

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22°

IQAir AirVisual Air Quality Map Wind rotating 249 degree

11

km/h

Humidity icon

19%

22:00

61

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 212 degree

8

km/h

Humidity icon

22%

23:00

61

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

9

km/h

Humidity icon

24%

Mon

00:00

60

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 286 degree

11

km/h

Humidity icon

23%

01:00

60

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17°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

5

km/h

Humidity icon

26%

02:00

60

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

6

km/h

Humidity icon

27%

03:00

58

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 205 degree

8

km/h

Humidity icon

28%

04:00

58

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

9

km/h

Humidity icon

29%

05:00

58

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 182 degree

10

km/h

Humidity icon

31%

06:00

55

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 155 degree

6

km/h

Humidity icon

33%

07:00

55

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 88 degree

9

km/h

Humidity icon

27%

08:00

55

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 60 degree

12

km/h

Humidity icon

20%

09:00

59

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 68 degree

7

km/h

Humidity icon

19%

10:00

59

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22°

IQAir AirVisual Air Quality Map Wind rotating 120 degree

7

km/h

Humidity icon

17%

Daily forecast

|

Boulder air quality index (AQI⁺) forecast

Air pollutants

What is the current air quality in Boulder?

IQAir exclamation icon

PM2.5 concentration is currently 1.2 times the World Health Organization annual PM2.5 guideline value.

Health recommendations

Protect yourself from air pollution in Boulder

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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

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Atem Series

Pollen

What is the pollen count in Boulder today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

Moderate

50%
Pollen grass icon

Grass

Moderate

50%
Pollen weed icon

Weed

Moderate

50%

Source:

wetter.com
Pollen forecast in Boulder

Health recommendations

Pollen

What is the pollen count in Boulder today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

Moderate

50%
Pollen grass icon

Grass

Moderate

50%
Pollen weed icon

Weed

Moderate

50%

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

1066 Berea Dr

49

2
The national flag of USA

10th Street

42

3
The national flag of USA

717 Evergreen Boulder

36

4
The national flag of USA

285 Vail Cir

35

5
The national flag of USA

1491 High St

34

6
The national flag of USA

Boulder Reservoir

32

7
The national flag of USA

Chautauqua Heights, Cascade Avenue

31

8
The national flag of USA

Boulder - CU - 2102 Athens St.

28

9
The national flag of USA

Bean Mountain Lane

24

10
The national flag of USA

18th Street

21

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Albuquerque, New Mexico

154

2
The national flag of USA

Las Cruces, New Mexico

127

3
The national flag of USA

Jurupa Valley, California

87

4
The national flag of USA

Burbank, Los Angeles County, California

86

5
The national flag of USA

East Los Angeles, California

85

6
The national flag of USA

Inglewood, California

83

7
The national flag of USA

Pasadena, California

83

8
The national flag of USA

West Carson, California

83

9
The national flag of USA

El Paso, Texas

81

10
The national flag of USA

Florence-Graham, California

81

History

Historic air quality graph for Boulder

32 AQI⁺ US
Good
10:00–11:00 Jun 05 Local time
AQI⁺ US

History

Historic air quality graph for Boulder

32 AQI⁺ US
Good
10:00–11:00 Jun 05 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

1066 Berea Dr

49

2
The national flag of USA

10th Street

42

3
The national flag of USA

717 Evergreen Boulder

36

4
The national flag of USA

285 Vail Cir

35

5
The national flag of USA

1491 High St

34

6
The national flag of USA

Boulder Reservoir

32

7
The national flag of USA

Chautauqua Heights, Cascade Avenue

31

8
The national flag of USA

Boulder - CU - 2102 Athens St.

28

9
The national flag of USA

Bean Mountain Lane

24

10
The national flag of USA

18th Street

21

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Albuquerque, New Mexico

154

2
The national flag of USA

Las Cruces, New Mexico

127

3
The national flag of USA

Jurupa Valley, California

87

4
The national flag of USA

Burbank, Los Angeles County, California

86

5
The national flag of USA

East Los Angeles, California

85

6
The national flag of USA

Inglewood, California

83

7
The national flag of USA

Pasadena, California

83

8
The national flag of USA

West Carson, California

83

9
The national flag of USA

El Paso, Texas

81

10
The national flag of USA

Florence-Graham, California

81

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