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Air quality in Boulder

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 167 Followers • 11:00, Nov 15 Local time

78

US AQI⁺

Moderate

face expression based on aqi value

Main pollutant:

PM2.5

23.5 µg/m³

weather condition icon

12°

wind direction icon

13 km/h

weather humid icon

45 %

Hourly forecast

Boulder air quality index (AQI⁺) forecast

Now

78

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

13

km/h

Humidity icon

45%

12:00

73

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

13

km/h

Humidity icon

46%

13:00

68

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 112 degree

12

km/h

Humidity icon

45%

14:00

62

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 110 degree

10

km/h

Humidity icon

44%

15:00

57

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 110 degree

7

km/h

Humidity icon

44%

16:00

52

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

4

km/h

Humidity icon

51%

17:00

53

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 32 degree

2

km/h

Humidity icon

69%

18:00

48

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 296 degree

8

km/h

Humidity icon

69%

19:00

44

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 281 degree

9

km/h

Humidity icon

62%

20:00

44

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

9

km/h

Humidity icon

61%

21:00

41

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

10

km/h

Humidity icon

62%

22:00

37

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

11

km/h

Humidity icon

59%

23:00

21

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 252 degree

12

km/h

Humidity icon

58%

Mon

00:00

21

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

11

km/h

Humidity icon

55%

01:00

21

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 267 degree

10

km/h

Humidity icon

53%

02:00

16

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 269 degree

9

km/h

Humidity icon

50%

03:00

16

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

8

km/h

Humidity icon

56%

04:00

16

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

7

km/h

Humidity icon

55%

05:00

19

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

7

km/h

Humidity icon

54%

06:00

19

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

8

km/h

Humidity icon

52%

07:00

19

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 253 degree

9

km/h

Humidity icon

42%

08:00

13

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 253 degree

6

km/h

Humidity icon

32%

09:00

13

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

3

km/h

Humidity icon

23%

10:00

13

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 99 degree

7

km/h

Humidity icon

21%

11:00

7

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

8

km/h

Humidity icon

20%

12:00

7

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 93 degree

7

km/h

Humidity icon

19%

13:00

7

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 95 degree

7

km/h

Humidity icon

18%

14:00

6

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 101 degree

7

km/h

Humidity icon

17%

15:00

6

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 105 degree

5

km/h

Humidity icon

18%

16:00

6

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 360 degree

0

km/h

Humidity icon

29%

17:00

6

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 300 degree

6

km/h

Humidity icon

46%

18:00

6

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 285 degree

9

km/h

Humidity icon

31%

19:00

6

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 277 degree

10

km/h

Humidity icon

32%

20:00

12

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

9

km/h

Humidity icon

33%

21:00

12

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 265 degree

9

km/h

Humidity icon

32%

22:00

12

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 265 degree

9

km/h

Humidity icon

34%

23:00

9

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 265 degree

7

km/h

Humidity icon

39%

Tue

00:00

9

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

7

km/h

Humidity icon

52%

01:00

9

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 270 degree

7

km/h

Humidity icon

45%

02:00

11

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 263 degree

8

km/h

Humidity icon

44%

03:00

11

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 253 degree

8

km/h

Humidity icon

53%

04:00

11

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

9

km/h

Humidity icon

53%

05:00

18

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

9

km/h

Humidity icon

45%

06:00

18

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

9

km/h

Humidity icon

46%

07:00

18

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

9

km/h

Humidity icon

46%

08:00

44

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 248 degree

7

km/h

Humidity icon

37%

09:00

44

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 194 degree

3

km/h

Humidity icon

28%

10:00

44

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 120 degree

6

km/h

Humidity icon

24%

11:00

34

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 112 degree

10

km/h

Humidity icon

22%

12:00

34

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 112 degree

11

km/h

Humidity icon

21%

13:00

34

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

11

km/h

Humidity icon

21%

14:00

24

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 105 degree

7

km/h

Humidity icon

21%

15:00

24

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 52 degree

4

km/h

Humidity icon

22%

16:00

24

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 7 degree

6

km/h

Humidity icon

30%

17:00

23

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

6

km/h

Humidity icon

49%

18:00

23

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 293 degree

9

km/h

Humidity icon

40%

19:00

23

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

9

km/h

Humidity icon

41%

20:00

37

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

10

km/h

Humidity icon

42%

21:00

37

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

12

km/h

Humidity icon

44%

22:00

37

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 252 degree

10

km/h

Humidity icon

47%

23:00

23

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

12

km/h

Humidity icon

45%

Wed

00:00

23

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

13

km/h

Humidity icon

47%

01:00

23

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 267 degree

12

km/h

Humidity icon

55%

02:00

18

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

10

km/h

Humidity icon

57%

03:00

18

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 235 degree

9

km/h

Humidity icon

56%

04:00

18

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 272 degree

6

km/h

Humidity icon

56%

05:00

18

Weather icon

4°

IQAir AirVisual Air Quality Map Wind rotating 49 degree

6

km/h

Humidity icon

61%

06:00

18

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 194 degree

12

km/h

Humidity icon

49%

07:00

18

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 200 degree

18

km/h

Humidity icon

40%

08:00

38

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 208 degree

13

km/h

Humidity icon

27%

09:00

38

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 308 degree

7

km/h

Humidity icon

23%

10:00

38

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 271 degree

31

km/h

Humidity icon

22%

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 4.7 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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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

Station ranking

Real-time AQI⁺ station ranking for stations in Boulder

#StationsAQI⁺ US
1
The national flag of USA

700 Utica Ave

104

2
The national flag of USA

2055-1901 Kalmia Ave

94

3
The national flag of USA

650 S 40th St

94

4
The national flag of USA

1066 Berea Dr

82

5
The national flag of USA

10th Street

81

6
The national flag of USA

1491 High St

78

7
The national flag of USA

Aztec Central

74

8
The national flag of USA

285 Vail Cir

73

9
The national flag of USA

Boulder - CU - 2102 Athens St.

68

10
The national flag of USA

717 Evergreen Boulder

4

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Broomfield, Colorado

96

2
The national flag of USA

Thornton, Colorado

94

3
The national flag of USA

Westminster, Colorado

94

4
The national flag of USA

Arvada, Colorado

90

5
The national flag of USA

Glendale, Arapahoe County, Colorado

85

6
The national flag of USA

Englewood, Colorado

79

7
The national flag of USA

Louisville, Colorado

78

8
The national flag of USA

Welby, Colorado

78

9
The national flag of USA

Mission, Texas

77

10
The national flag of USA

Boulder, Colorado

76

History

Historic air quality graph for Boulder

78 AQI⁺ US
Moderate
10:00–11:00 Nov 15 Local time
AQI⁺ US

History

Historic air quality graph for Boulder

78 AQI⁺ US
Moderate
10:00–11:00 Nov 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

700 Utica Ave

104

2
The national flag of USA

2055-1901 Kalmia Ave

94

3
The national flag of USA

650 S 40th St

94

4
The national flag of USA

1066 Berea Dr

82

5
The national flag of USA

10th Street

81

6
The national flag of USA

1491 High St

78

7
The national flag of USA

Aztec Central

74

8
The national flag of USA

285 Vail Cir

73

9
The national flag of USA

Boulder - CU - 2102 Athens St.

68

10
The national flag of USA

717 Evergreen Boulder

4

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Broomfield, Colorado

96

2
The national flag of USA

Thornton, Colorado

94

3
The national flag of USA

Westminster, Colorado

94

4
The national flag of USA

Arvada, Colorado

90

5
The national flag of USA

Glendale, Arapahoe County, Colorado

85

6
The national flag of USA

Englewood, Colorado

79

7
The national flag of USA

Louisville, Colorado

78

8
The national flag of USA

Welby, Colorado

78

9
The national flag of USA

Mission, Texas

77

10
The national flag of USA

Boulder, Colorado

76

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