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Air quality in Boulder

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 160 Followers • 03:00, Nov 04 Local time

13

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

2.5 µg/m³

weather condition icon

6°

wind direction icon

3 km/h

weather humid icon

67 %

Hourly forecast

Boulder air quality index (AQI⁺) forecast

Now

13

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 223 degree

3

km/h

Humidity icon

67%

05:00

13

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 226 degree

2

km/h

Humidity icon

64%

06:00

13

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 238 degree

1

km/h

Humidity icon

59%

07:00

13

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 127 degree

1

km/h

Humidity icon

61%

08:00

20

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 51 degree

1

km/h

Humidity icon

62%

09:00

21

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 74 degree

4

km/h

Humidity icon

59%

10:00

22

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 67 degree

8

km/h

Humidity icon

56%

11:00

18

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 71 degree

8

km/h

Humidity icon

51%

12:00

18

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 59 degree

8

km/h

Humidity icon

50%

13:00

19

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 66 degree

8

km/h

Humidity icon

49%

14:00

16

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 59 degree

9

km/h

Humidity icon

48%

15:00

16

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 52 degree

10

km/h

Humidity icon

49%

16:00

16

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 42 degree

9

km/h

Humidity icon

51%

17:00

21

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 19 degree

7

km/h

Humidity icon

57%

18:00

21

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 344 degree

6

km/h

Humidity icon

64%

19:00

21

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 350 degree

7

km/h

Humidity icon

59%

20:00

34

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

7

km/h

Humidity icon

56%

21:00

34

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 23 degree

14

km/h

Humidity icon

60%

22:00

34

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 8 degree

9

km/h

Humidity icon

59%

23:00

22

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 3 degree

8

km/h

Humidity icon

59%

Thu

00:00

22

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 330 degree

6

km/h

Humidity icon

61%

01:00

22

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 233 degree

5

km/h

Humidity icon

72%

02:00

14

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 215 degree

3

km/h

Humidity icon

71%

03:00

14

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 226 degree

4

km/h

Humidity icon

72%

04:00

14

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 219 degree

5

km/h

Humidity icon

67%

05:00

15

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 214 degree

4

km/h

Humidity icon

70%

06:00

15

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

11

km/h

Humidity icon

49%

07:00

15

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 254 degree

9

km/h

Humidity icon

47%

08:00

11

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 229 degree

3

km/h

Humidity icon

37%

09:00

11

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

7

km/h

Humidity icon

34%

10:00

11

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 111 degree

8

km/h

Humidity icon

33%

11:00

7

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 127 degree

8

km/h

Humidity icon

30%

12:00

7

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 125 degree

10

km/h

Humidity icon

25%

13:00

7

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 121 degree

11

km/h

Humidity icon

22%

14:00

7

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 125 degree

11

km/h

Humidity icon

21%

15:00

7

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

10

km/h

Humidity icon

21%

16:00

7

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 118 degree

8

km/h

Humidity icon

24%

17:00

6

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 122 degree

5

km/h

Humidity icon

47%

18:00

6

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

4

km/h

Humidity icon

38%

19:00

6

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 272 degree

9

km/h

Humidity icon

38%

20:00

21

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

10

km/h

Humidity icon

37%

21:00

21

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 270 degree

10

km/h

Humidity icon

37%

22:00

21

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

9

km/h

Humidity icon

37%

23:00

21

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 269 degree

8

km/h

Humidity icon

38%

Fri

00:00

21

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

7

km/h

Humidity icon

39%

01:00

21

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 280 degree

6

km/h

Humidity icon

40%

02:00

20

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 285 degree

6

km/h

Humidity icon

43%

03:00

20

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 284 degree

5

km/h

Humidity icon

46%

04:00

20

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 297 degree

4

km/h

Humidity icon

48%

05:00

16

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 312 degree

4

km/h

Humidity icon

49%

06:00

16

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 314 degree

5

km/h

Humidity icon

49%

07:00

16

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 308 degree

6

km/h

Humidity icon

48%

08:00

25

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 305 degree

6

km/h

Humidity icon

43%

09:00

25

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 55 degree

2

km/h

Humidity icon

35%

10:00

25

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

8

km/h

Humidity icon

31%

11:00

22

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

15

km/h

Humidity icon

28%

12:00

22

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 121 degree

17

km/h

Humidity icon

29%

13:00

22

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 122 degree

17

km/h

Humidity icon

28%

14:00

17

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

18

km/h

Humidity icon

28%

15:00

17

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

17

km/h

Humidity icon

29%

16:00

17

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 107 degree

16

km/h

Humidity icon

34%

17:00

8

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 84 degree

8

km/h

Humidity icon

51%

18:00

8

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 302 degree

4

km/h

Humidity icon

56%

19:00

8

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 307 degree

10

km/h

Humidity icon

60%

20:00

13

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 300 degree

9

km/h

Humidity icon

61%

21:00

13

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 313 degree

8

km/h

Humidity icon

72%

22:00

13

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 285 degree

8

km/h

Humidity icon

72%

23:00

14

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

9

km/h

Humidity icon

65%

Sat

00:00

14

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

10

km/h

Humidity icon

62%

01:00

14

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 254 degree

8

km/h

Humidity icon

63%

02:00

15

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 249 degree

7

km/h

Humidity icon

63%

03:00

15

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

8

km/h

Humidity icon

63%

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

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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

Aztec Central

12

2
The national flag of USA

10th Street

10

3
The national flag of USA

2055-1901 Kalmia Ave

6

4
The national flag of USA

700 Utica Ave

6

5
The national flag of USA

Bean Mountain Lane

4

6
The national flag of USA

1066 Berea Dr

3

7
The national flag of USA

285 Vail Cir

3

8
The national flag of USA

Boulder - CU - 2102 Athens St.

3

9
The national flag of USA

717 Evergreen Boulder

2

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

Avenal, California

157

2
The national flag of USA

Kendall, Washington

146

3
The national flag of USA

Leavenworth, Washington

139

4
The national flag of USA

Coeur d'Alene, Idaho

117

5
The national flag of USA

Walla Walla, Washington

117

6
The national flag of USA

Peaceful Valley, Washington

113

7
The national flag of USA

Moxee, Washington

110

8
The national flag of USA

Vancouver, Washington

107

9
The national flag of USA

Keyes, California

106

10
The national flag of USA

Oak Grove, Oregon

104

History

Historic air quality graph for Boulder

13 AQI⁺ US
Good
02:00–03:00 Nov 04 Local time
AQI⁺ US

History

Historic air quality graph for Boulder

13 AQI⁺ US
Good
02:00–03:00 Nov 04 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

Aztec Central

12

2
The national flag of USA

10th Street

10

3
The national flag of USA

2055-1901 Kalmia Ave

6

4
The national flag of USA

700 Utica Ave

6

5
The national flag of USA

Bean Mountain Lane

4

6
The national flag of USA

1066 Berea Dr

3

7
The national flag of USA

285 Vail Cir

3

8
The national flag of USA

Boulder - CU - 2102 Athens St.

3

9
The national flag of USA

717 Evergreen Boulder

2

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

Avenal, California

157

2
The national flag of USA

Kendall, Washington

146

3
The national flag of USA

Leavenworth, Washington

139

4
The national flag of USA

Coeur d'Alene, Idaho

117

5
The national flag of USA

Walla Walla, Washington

117

6
The national flag of USA

Peaceful Valley, Washington

113

7
The national flag of USA

Moxee, Washington

110

8
The national flag of USA

Vancouver, Washington

107

9
The national flag of USA

Keyes, California

106

10
The national flag of USA

Oak Grove, Oregon

104

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