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Air quality in Boulder

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 69 Followers • 11:00, Nov 14 Local time

7*

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

1.3 µg/m³

weather condition icon

8°

wind direction icon

7 km/h

weather humid icon

51 %

Hourly forecast

Boulder air quality index (AQI⁺) forecast

Now

7

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 251 degree

7

km/h

Humidity icon

51%

13:00

7

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8°

IQAir AirVisual Air Quality Map Wind rotating 252 degree

8

km/h

Humidity icon

51%

14:00

7

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8°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

9

km/h

Humidity icon

50%

15:00

7

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8°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

10

km/h

Humidity icon

50%

16:00

7

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8°

IQAir AirVisual Air Quality Map Wind rotating 272 degree

15

km/h

Humidity icon

53%

17:00

7

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6°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

25

km/h

Humidity icon

63%

18:00

6

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4°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

23

km/h

Humidity icon

65%

19:00

6

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3°

IQAir AirVisual Air Quality Map Wind rotating 306 degree

23

km/h

Humidity icon

69%

20:00

6

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2°

IQAir AirVisual Air Quality Map Wind rotating 308 degree

22

km/h

Humidity icon

76%

21:00

6

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2°

IQAir AirVisual Air Quality Map Wind rotating 304 degree

18

km/h

Humidity icon

80%

22:00

6

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1°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

20

km/h

Humidity icon

83%

23:00

6

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0°

IQAir AirVisual Air Quality Map Wind rotating 305 degree

17

km/h

Humidity icon

85%

Sun

00:00

6

Weather icon

0°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

14

km/h

Humidity icon

85%

01:00

6

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0°

IQAir AirVisual Air Quality Map Wind rotating 302 degree

13

km/h

Humidity icon

86%

02:00

7

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-1°

IQAir AirVisual Air Quality Map Wind rotating 293 degree

11

km/h

Humidity icon

86%

03:00

7

Weather icon

-1°

IQAir AirVisual Air Quality Map Wind rotating 294 degree

12

km/h

Humidity icon

84%

04:00

7

Weather icon

-1°

IQAir AirVisual Air Quality Map Wind rotating 305 degree

8

km/h

Humidity icon

83%

05:00

7

Weather icon

-1°

IQAir AirVisual Air Quality Map Wind rotating 289 degree

9

km/h

Humidity icon

82%

06:00

7

Weather icon

-2°

IQAir AirVisual Air Quality Map Wind rotating 294 degree

8

km/h

Humidity icon

80%

07:00

7

Weather icon

-2°

IQAir AirVisual Air Quality Map Wind rotating 293 degree

8

km/h

Humidity icon

79%

08:00

7

Weather icon

-1°

IQAir AirVisual Air Quality Map Wind rotating 289 degree

7

km/h

Humidity icon

73%

09:00

7

Weather icon

1°

IQAir AirVisual Air Quality Map Wind rotating 299 degree

9

km/h

Humidity icon

61%

10:00

7

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 296 degree

10

km/h

Humidity icon

50%

11:00

7

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4°

IQAir AirVisual Air Quality Map Wind rotating 285 degree

10

km/h

Humidity icon

41%

12:00

7

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 285 degree

9

km/h

Humidity icon

35%

13:00

7

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 287 degree

9

km/h

Humidity icon

31%

14:00

6

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 291 degree

7

km/h

Humidity icon

29%

15:00

6

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 302 degree

5

km/h

Humidity icon

29%

16:00

6

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6°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

6

km/h

Humidity icon

33%

17:00

6

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2°

IQAir AirVisual Air Quality Map Wind rotating 238 degree

4

km/h

Humidity icon

40%

18:00

6

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2°

IQAir AirVisual Air Quality Map Wind rotating 217 degree

3

km/h

Humidity icon

41%

19:00

6

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2°

IQAir AirVisual Air Quality Map Wind rotating 143 degree

1

km/h

Humidity icon

42%

20:00

6

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1°

IQAir AirVisual Air Quality Map Wind rotating 51 degree

3

km/h

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43%

21:00

6

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1°

IQAir AirVisual Air Quality Map Wind rotating 49 degree

3

km/h

Humidity icon

42%

22:00

6

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1°

IQAir AirVisual Air Quality Map Wind rotating 88 degree

3

km/h

Humidity icon

42%

23:00

6

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1°

IQAir AirVisual Air Quality Map Wind rotating 133 degree

2

km/h

Humidity icon

42%

Mon

00:00

6

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1°

IQAir AirVisual Air Quality Map Wind rotating 120 degree

2

km/h

Humidity icon

42%

01:00

6

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1°

IQAir AirVisual Air Quality Map Wind rotating 141 degree

3

km/h

Humidity icon

41%

02:00

8

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1°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

3

km/h

Humidity icon

41%

03:00

8

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1°

IQAir AirVisual Air Quality Map Wind rotating 131 degree

4

km/h

Humidity icon

41%

04:00

8

Weather icon

1°

IQAir AirVisual Air Quality Map Wind rotating 130 degree

5

km/h

Humidity icon

39%

05:00

8

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1°

IQAir AirVisual Air Quality Map Wind rotating 137 degree

4

km/h

Humidity icon

40%

06:00

8

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1°

IQAir AirVisual Air Quality Map Wind rotating 142 degree

4

km/h

Humidity icon

41%

07:00

8

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1°

IQAir AirVisual Air Quality Map Wind rotating 164 degree

3

km/h

Humidity icon

41%

08:00

19

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2°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

3

km/h

Humidity icon

41%

09:00

19

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5°

IQAir AirVisual Air Quality Map Wind rotating 139 degree

3

km/h

Humidity icon

32%

10:00

19

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6°

IQAir AirVisual Air Quality Map Wind rotating 229 degree

4

km/h

Humidity icon

31%

11:00

21

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7°

IQAir AirVisual Air Quality Map Wind rotating 186 degree

4

km/h

Humidity icon

30%

12:00

21

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8°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

5

km/h

Humidity icon

29%

13:00

21

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8°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

6

km/h

Humidity icon

29%

14:00

19

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8°

IQAir AirVisual Air Quality Map Wind rotating 212 degree

5

km/h

Humidity icon

30%

15:00

19

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8°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

4

km/h

Humidity icon

32%

16:00

19

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

4

km/h

Humidity icon

41%

17:00

12

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 232 degree

5

km/h

Humidity icon

44%

18:00

12

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 222 degree

5

km/h

Humidity icon

46%

19:00

12

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 211 degree

4

km/h

Humidity icon

49%

20:00

7

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3°

IQAir AirVisual Air Quality Map Wind rotating 154 degree

4

km/h

Humidity icon

51%

21:00

7

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 142 degree

6

km/h

Humidity icon

51%

22:00

7

Weather icon

2°

IQAir AirVisual Air Quality Map Wind rotating 138 degree

6

km/h

Humidity icon

52%

23:00

6

Weather icon

2°

IQAir AirVisual Air Quality Map Wind rotating 135 degree

6

km/h

Humidity icon

54%

Tue

00:00

6

Weather icon

2°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

5

km/h

Humidity icon

55%

01:00

6

Weather icon

2°

IQAir AirVisual Air Quality Map Wind rotating 127 degree

5

km/h

Humidity icon

54%

02:00

6

Weather icon

2°

IQAir AirVisual Air Quality Map Wind rotating 131 degree

6

km/h

Humidity icon

53%

03:00

6

Weather icon

2°

IQAir AirVisual Air Quality Map Wind rotating 139 degree

6

km/h

Humidity icon

53%

04:00

6

Weather icon

2°

IQAir AirVisual Air Quality Map Wind rotating 155 degree

7

km/h

Humidity icon

55%

05:00

6

Weather icon

2°

IQAir AirVisual Air Quality Map Wind rotating 147 degree

8

km/h

Humidity icon

58%

06:00

6

Weather icon

1°

IQAir AirVisual Air Quality Map Wind rotating 144 degree

8

km/h

Humidity icon

63%

07:00

6

Weather icon

1°

IQAir AirVisual Air Quality Map Wind rotating 129 degree

9

km/h

Humidity icon

68%

08:00

6

Weather icon

2°

IQAir AirVisual Air Quality Map Wind rotating 124 degree

9

km/h

Humidity icon

65%

09:00

6

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 129 degree

9

km/h

Humidity icon

58%

10:00

6

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 140 degree

12

km/h

Humidity icon

51%

11:00

6

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 142 degree

17

km/h

Humidity icon

48%

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

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

Pollen

What is the pollen count in Boulder today?

Index

Pollen global icon

None

Pollen tree icon

Tree

None

0%
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

None

Pollen tree icon

Tree

None

0%
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

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Winthrop, Washington

104

2
The national flag of USA

Hawaii, Hawaii

80

3
The national flag of USA

Englewood, Colorado

79

4
The national flag of USA

Glendale, Arapahoe County, Colorado

77

5
The national flag of USA

East Wenatchee, Washington

73

6
The national flag of USA

Lake County, Montana

70

7
The national flag of USA

Sheridan, Colorado

70

8
The national flag of USA

Spreckels, California

69

9
The national flag of USA

Kalispell, Montana

68

10
The national flag of USA

Littleton, Colorado

68

History

Historic air quality graph for Boulder

7 AQI⁺ US
Good
11:00–12:00 Nov 14 Local time
AQI⁺ US

History

Historic air quality graph for Boulder

7 AQI⁺ US
Good
11:00–12:00 Nov 14 Local time
AQI⁺ US

Most polluted locations near Boulder

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Winthrop, Washington

104

2
The national flag of USA

Hawaii, Hawaii

80

3
The national flag of USA

Englewood, Colorado

79

4
The national flag of USA

Glendale, Arapahoe County, Colorado

77

5
The national flag of USA

East Wenatchee, Washington

73

6
The national flag of USA

Lake County, Montana

70

7
The national flag of USA

Sheridan, Colorado

70

8
The national flag of USA

Spreckels, California

69

9
The national flag of USA

Kalispell, Montana

68

10
The national flag of USA

Littleton, Colorado

68

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