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Air quality in Boulder

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 164 Followers • 21:00, Nov 01 Local time

62

US AQI⁺

Moderate

face expression based on aqi value

Main pollutant:

PM2.5

15.2 µg/m³

weather condition icon

11°

wind direction icon

2 km/h

weather humid icon

80 %

Hourly forecast

Boulder air quality index (AQI⁺) forecast

Now

62

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 313 degree

2

km/h

Humidity icon

80%

22:00

58

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 18 degree

6

km/h

Humidity icon

85%

23:00

53

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 316 degree

3

km/h

Humidity icon

85%

Mon

00:00

49

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

6

km/h

Humidity icon

98%

01:00

44

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 353 degree

3

km/h

Humidity icon

98%

02:00

39

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 43 degree

4

km/h

Humidity icon

98%

03:00

34

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 352 degree

4

km/h

Humidity icon

98%

04:00

29

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 320 degree

7

km/h

Humidity icon

98%

05:00

27

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 263 degree

6

km/h

Humidity icon

90%

06:00

23

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 322 degree

2

km/h

Humidity icon

73%

07:00

19

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 51 degree

0

km/h

Humidity icon

83%

08:00

22

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 154 degree

3

km/h

Humidity icon

74%

09:00

18

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 36 degree

5

km/h

Humidity icon

79%

10:00

18

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

5

km/h

Humidity icon

69%

11:00

12

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 179 degree

9

km/h

Humidity icon

51%

12:00

12

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 104 degree

7

km/h

Humidity icon

44%

13:00

12

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 150 degree

3

km/h

Humidity icon

45%

14:00

13

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 96 degree

6

km/h

Humidity icon

37%

15:00

13

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 104 degree

11

km/h

Humidity icon

46%

16:00

13

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 133 degree

8

km/h

Humidity icon

55%

17:00

17

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 152 degree

6

km/h

Humidity icon

59%

18:00

17

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

6

km/h

Humidity icon

64%

19:00

17

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 36 degree

4

km/h

Humidity icon

63%

20:00

14

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 321 degree

12

km/h

Humidity icon

33%

21:00

14

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 334 degree

13

km/h

Humidity icon

35%

22:00

14

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 327 degree

16

km/h

Humidity icon

35%

23:00

12

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 329 degree

15

km/h

Humidity icon

35%

Tue

00:00

12

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 322 degree

16

km/h

Humidity icon

35%

01:00

12

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 334 degree

12

km/h

Humidity icon

35%

02:00

9

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 351 degree

8

km/h

Humidity icon

36%

03:00

9

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 6 degree

5

km/h

Humidity icon

38%

04:00

9

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 3 degree

4

km/h

Humidity icon

39%

05:00

11

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 322 degree

3

km/h

Humidity icon

37%

06:00

11

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 315 degree

4

km/h

Humidity icon

37%

07:00

11

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 325 degree

4

km/h

Humidity icon

38%

08:00

36

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 16 degree

2

km/h

Humidity icon

38%

09:00

36

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 359 degree

5

km/h

Humidity icon

33%

10:00

36

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 353 degree

6

km/h

Humidity icon

28%

11:00

35

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 319 degree

11

km/h

Humidity icon

27%

12:00

35

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 318 degree

10

km/h

Humidity icon

26%

13:00

35

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 319 degree

8

km/h

Humidity icon

26%

14:00

37

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 319 degree

7

km/h

Humidity icon

26%

15:00

37

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 50 degree

5

km/h

Humidity icon

27%

16:00

37

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

13

km/h

Humidity icon

34%

17:00

16

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 138 degree

8

km/h

Humidity icon

44%

18:00

16

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 249 degree

11

km/h

Humidity icon

45%

19:00

16

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

13

km/h

Humidity icon

49%

20:00

19

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

13

km/h

Humidity icon

47%

21:00

19

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

12

km/h

Humidity icon

43%

22:00

19

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

12

km/h

Humidity icon

41%

23:00

13

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

11

km/h

Humidity icon

39%

Wed

00:00

13

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

11

km/h

Humidity icon

36%

01:00

13

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 267 degree

10

km/h

Humidity icon

34%

02:00

12

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 267 degree

11

km/h

Humidity icon

31%

03:00

12

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

11

km/h

Humidity icon

30%

04:00

12

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

8

km/h

Humidity icon

27%

05:00

7

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 282 degree

3

km/h

Humidity icon

26%

06:00

7

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 331 degree

3

km/h

Humidity icon

27%

07:00

7

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 320 degree

4

km/h

Humidity icon

30%

08:00

6

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 327 degree

4

km/h

Humidity icon

27%

09:00

6

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 46 degree

8

km/h

Humidity icon

21%

10:00

6

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 53 degree

9

km/h

Humidity icon

19%

11:00

6

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 52 degree

9

km/h

Humidity icon

20%

12:00

6

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 37 degree

12

km/h

Humidity icon

22%

13:00

6

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 24 degree

21

km/h

Humidity icon

20%

14:00

11

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 45 degree

23

km/h

Humidity icon

21%

15:00

11

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 52 degree

25

km/h

Humidity icon

21%

16:00

11

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 54 degree

21

km/h

Humidity icon

26%

17:00

6

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 45 degree

7

km/h

Humidity icon

40%

18:00

6

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 288 degree

7

km/h

Humidity icon

48%

19:00

6

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 285 degree

9

km/h

Humidity icon

45%

20:00

9

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 250 degree

9

km/h

Humidity icon

46%

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 3 times the World Health Organization annual PM2.5 guideline value.

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

650 S 40th St

96

2
The national flag of USA

4792-4766 Kellogg Cir

75

3
The national flag of USA

2055-1901 Kalmia Ave

73

4
The national flag of USA

700 Utica Ave

70

5
The national flag of USA

285 Vail Cir

69

6
The national flag of USA

10th Street

65

7
The national flag of USA

Aztec Central

65

8
The national flag of USA

1066 Berea Dr

62

9
The national flag of USA

Boulder - CU - 2102 Athens St.

58

10
The national flag of USA

Boulder Reservoir

12

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Kendall, Washington

153

2
The national flag of USA

Peaceful Valley, Washington

146

3
The national flag of USA

Gresham, Oregon

124

4
The national flag of USA

Tualatin, Oregon

123

5
The national flag of USA

Deschutes River Woods, Oregon

120

6
The national flag of USA

Wilsonville, Oregon

113

7
The national flag of USA

Sherwood, Oregon

111

8
The national flag of USA

Salem, Oregon

108

9
The national flag of USA

Clackamas, Oregon

101

10
The national flag of USA

Lake Oswego, Oregon

99

History

Historic air quality graph for Boulder

62 AQI⁺ US
Moderate
20:00–21:00 Nov 01 Local time
AQI⁺ US

History

Historic air quality graph for Boulder

62 AQI⁺ US
Moderate
20:00–21:00 Nov 01 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

650 S 40th St

96

2
The national flag of USA

4792-4766 Kellogg Cir

75

3
The national flag of USA

2055-1901 Kalmia Ave

73

4
The national flag of USA

700 Utica Ave

70

5
The national flag of USA

285 Vail Cir

69

6
The national flag of USA

10th Street

65

7
The national flag of USA

Aztec Central

65

8
The national flag of USA

1066 Berea Dr

62

9
The national flag of USA

Boulder - CU - 2102 Athens St.

58

10
The national flag of USA

Boulder Reservoir

12

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Kendall, Washington

153

2
The national flag of USA

Peaceful Valley, Washington

146

3
The national flag of USA

Gresham, Oregon

124

4
The national flag of USA

Tualatin, Oregon

123

5
The national flag of USA

Deschutes River Woods, Oregon

120

6
The national flag of USA

Wilsonville, Oregon

113

7
The national flag of USA

Sherwood, Oregon

111

8
The national flag of USA

Salem, Oregon

108

9
The national flag of USA

Clackamas, Oregon

101

10
The national flag of USA

Lake Oswego, Oregon

99

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