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Air quality in Boulder

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 160 Followers • 04:00, Nov 09 Local time

19

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

O₃

40 µg/m³

weather condition icon

10°

wind direction icon

15 km/h

weather humid icon

33 %

Hourly forecast

Boulder air quality index (AQI⁺) forecast

Now

19

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

15

km/h

Humidity icon

33%

05:00

18

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

15

km/h

Humidity icon

32%

06:00

18

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

15

km/h

Humidity icon

31%

07:00

17

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

13

km/h

Humidity icon

30%

08:00

18

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 284 degree

7

km/h

Humidity icon

26%

09:00

17

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 46 degree

5

km/h

Humidity icon

20%

10:00

17

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 82 degree

7

km/h

Humidity icon

19%

11:00

15

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 91 degree

9

km/h

Humidity icon

19%

12:00

14

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 97 degree

9

km/h

Humidity icon

18%

13:00

14

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

8

km/h

Humidity icon

17%

14:00

12

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 119 degree

6

km/h

Humidity icon

15%

15:00

12

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

3

km/h

Humidity icon

13%

16:00

11

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 293 degree

2

km/h

Humidity icon

24%

17:00

15

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 300 degree

6

km/h

Humidity icon

23%

18:00

15

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 285 degree

11

km/h

Humidity icon

25%

19:00

15

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 281 degree

13

km/h

Humidity icon

27%

20:00

26

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 277 degree

12

km/h

Humidity icon

27%

21:00

26

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

11

km/h

Humidity icon

27%

22:00

26

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

11

km/h

Humidity icon

28%

23:00

17

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

10

km/h

Humidity icon

28%

Tue

00:00

17

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

10

km/h

Humidity icon

28%

01:00

17

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

10

km/h

Humidity icon

29%

02:00

13

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

10

km/h

Humidity icon

31%

03:00

13

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

9

km/h

Humidity icon

35%

04:00

13

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

10

km/h

Humidity icon

36%

05:00

15

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

10

km/h

Humidity icon

35%

06:00

15

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 265 degree

11

km/h

Humidity icon

35%

07:00

15

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

13

km/h

Humidity icon

32%

08:00

18

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 263 degree

11

km/h

Humidity icon

27%

09:00

18

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 276 degree

7

km/h

Humidity icon

20%

10:00

18

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 292 degree

10

km/h

Humidity icon

15%

11:00

21

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 286 degree

21

km/h

Humidity icon

14%

12:00

21

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 283 degree

27

km/h

Humidity icon

15%

13:00

21

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 279 degree

28

km/h

Humidity icon

16%

14:00

21

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 278 degree

31

km/h

Humidity icon

16%

15:00

21

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

25

km/h

Humidity icon

17%

16:00

21

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 272 degree

27

km/h

Humidity icon

17%

17:00

8

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

27

km/h

Humidity icon

17%

18:00

8

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

21

km/h

Humidity icon

19%

19:00

8

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

19

km/h

Humidity icon

23%

20:00

20

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

20

km/h

Humidity icon

28%

21:00

20

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 263 degree

18

km/h

Humidity icon

31%

22:00

20

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

19

km/h

Humidity icon

35%

23:00

13

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

18

km/h

Humidity icon

38%

Wed

00:00

13

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

16

km/h

Humidity icon

40%

01:00

13

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

15

km/h

Humidity icon

40%

02:00

13

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

12

km/h

Humidity icon

42%

03:00

13

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

11

km/h

Humidity icon

44%

04:00

13

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

11

km/h

Humidity icon

45%

05:00

7

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 263 degree

11

km/h

Humidity icon

46%

06:00

7

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

12

km/h

Humidity icon

46%

07:00

7

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

14

km/h

Humidity icon

44%

08:00

24

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 254 degree

12

km/h

Humidity icon

34%

09:00

24

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

7

km/h

Humidity icon

23%

10:00

24

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 318 degree

2

km/h

Humidity icon

18%

11:00

18

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 53 degree

6

km/h

Humidity icon

16%

12:00

18

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 72 degree

13

km/h

Humidity icon

16%

13:00

18

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 80 degree

13

km/h

Humidity icon

17%

14:00

18

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 86 degree

10

km/h

Humidity icon

17%

15:00

18

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

9

km/h

Humidity icon

17%

16:00

18

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 140 degree

8

km/h

Humidity icon

22%

17:00

10

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 217 degree

9

km/h

Humidity icon

25%

18:00

10

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 252 degree

13

km/h

Humidity icon

29%

19:00

10

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

15

km/h

Humidity icon

32%

20:00

11

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

14

km/h

Humidity icon

32%

21:00

11

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

13

km/h

Humidity icon

33%

22:00

11

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

13

km/h

Humidity icon

34%

23:00

12

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 254 degree

15

km/h

Humidity icon

34%

Thu

00:00

12

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

16

km/h

Humidity icon

35%

01:00

12

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

16

km/h

Humidity icon

36%

02:00

13

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

16

km/h

Humidity icon

36%

03:00

13

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

16

km/h

Humidity icon

36%

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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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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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

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

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

10th Street

30

2
The national flag of USA

700 Utica Ave

20

3
The national flag of USA

1066 Berea Dr

19

4
The national flag of USA

285 Vail Cir

19

5
The national flag of USA

717 Evergreen Boulder

18

6
The national flag of USA

Boulder Reservoir

18

7
The national flag of USA

2055-1901 Kalmia Ave

16

8
The national flag of USA

Bean Mountain Lane

16

9
The national flag of USA

Boulder - CU - 2102 Athens St.

14

10
The national flag of USA

650 S 40th St

0

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Pixley, California

113

2
The national flag of USA

Delano, California

108

3
The national flag of USA

Inchelium, Washington

107

4
The national flag of USA

Manteca, California

107

5
The national flag of USA

Keyes, California

106

6
The national flag of USA

Franklin, Merced County, California

102

7
The national flag of USA

Lodi, California

101

8
The national flag of USA

Stockton, California

98

9
The national flag of USA

Bakersfield, California

96

10
The national flag of USA

Laytonville, California

96

History

Historic air quality graph for Boulder

17 AQI⁺ US
Good
03:00–04:00 Nov 09 Local time
AQI⁺ US

History

Historic air quality graph for Boulder

17 AQI⁺ US
Good
03:00–04:00 Nov 09 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

30

2
The national flag of USA

700 Utica Ave

20

3
The national flag of USA

1066 Berea Dr

19

4
The national flag of USA

285 Vail Cir

19

5
The national flag of USA

717 Evergreen Boulder

18

6
The national flag of USA

Boulder Reservoir

18

7
The national flag of USA

2055-1901 Kalmia Ave

16

8
The national flag of USA

Bean Mountain Lane

16

9
The national flag of USA

Boulder - CU - 2102 Athens St.

14

10
The national flag of USA

650 S 40th St

0

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Pixley, California

113

2
The national flag of USA

Delano, California

108

3
The national flag of USA

Inchelium, Washington

107

4
The national flag of USA

Manteca, California

107

5
The national flag of USA

Keyes, California

106

6
The national flag of USA

Franklin, Merced County, California

102

7
The national flag of USA

Lodi, California

101

8
The national flag of USA

Stockton, California

98

9
The national flag of USA

Bakersfield, California

96

10
The national flag of USA

Laytonville, California

96

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