WorldArrow icon
Arrow iconBoulder

Air quality in Boulder

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 66 Followers • 06:00, Aug 31 Local time

11*

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

2 µg/m³

weather condition icon

6°

wind direction icon

9 km/h

weather humid icon

57 %

Hourly forecast

Boulder air quality index (AQI⁺) forecast

Now

11

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 39 degree

9

km/h

Humidity icon

57%

07:00

11

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 74 degree

4

km/h

Humidity icon

57%

08:00

11

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 121 degree

3

km/h

Humidity icon

61%

09:00

11

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 212 degree

1

km/h

Humidity icon

52%

10:00

11

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 219 degree

3

km/h

Humidity icon

41%

11:00

11

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 226 degree

4

km/h

Humidity icon

35%

12:00

10

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 186 degree

4

km/h

Humidity icon

32%

13:00

10

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 191 degree

4

km/h

Humidity icon

27%

14:00

10

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 200 degree

2

km/h

Humidity icon

24%

15:00

11

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 103 degree

1

km/h

Humidity icon

24%

16:00

11

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 97 degree

5

km/h

Humidity icon

24%

17:00

11

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

9

km/h

Humidity icon

24%

18:00

11

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 115 degree

12

km/h

Humidity icon

24%

19:00

11

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 111 degree

12

km/h

Humidity icon

28%

20:00

11

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 105 degree

8

km/h

Humidity icon

33%

21:00

12

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 170 degree

5

km/h

Humidity icon

38%

22:00

10

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 105 degree

9

km/h

Humidity icon

45%

23:00

8

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

9

km/h

Humidity icon

46%

Tue

00:00

7

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

8

km/h

Humidity icon

54%

01:00

8

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 134 degree

11

km/h

Humidity icon

62%

02:00

9

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 129 degree

12

km/h

Humidity icon

63%

03:00

11

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 107 degree

10

km/h

Humidity icon

68%

04:00

12

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 123 degree

6

km/h

Humidity icon

71%

05:00

14

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 40 degree

1

km/h

Humidity icon

75%

06:00

16

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

5

km/h

Humidity icon

82%

07:00

22

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 129 degree

6

km/h

Humidity icon

88%

08:00

28

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 137 degree

5

km/h

Humidity icon

79%

09:00

34

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 146 degree

12

km/h

Humidity icon

76%

10:00

29

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 149 degree

12

km/h

Humidity icon

66%

11:00

25

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

10

km/h

Humidity icon

55%

12:00

21

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 204 degree

10

km/h

Humidity icon

47%

13:00

18

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 215 degree

13

km/h

Humidity icon

43%

14:00

15

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 227 degree

24

km/h

Humidity icon

56%

15:00

13

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 11 degree

7

km/h

Humidity icon

56%

16:00

15

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 67 degree

1

km/h

Humidity icon

50%

17:00

17

Weather icon

70%

20°

IQAir AirVisual Air Quality Map Wind rotating 43 degree

7

km/h

Humidity icon

51%

18:00

19

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

2

km/h

Humidity icon

50%

19:00

16

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 75 degree

4

km/h

Humidity icon

50%

20:00

13

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 52 degree

9

km/h

Humidity icon

68%

21:00

11

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 82 degree

8

km/h

Humidity icon

65%

22:00

12

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 142 degree

9

km/h

Humidity icon

60%

23:00

13

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 167 degree

19

km/h

Humidity icon

75%

Wed

00:00

14

Weather icon

80%

12°

IQAir AirVisual Air Quality Map Wind rotating 87 degree

16

km/h

Humidity icon

86%

01:00

14

Weather icon

80%

11°

IQAir AirVisual Air Quality Map Wind rotating 42 degree

6

km/h

Humidity icon

95%

02:00

15

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 48 degree

10

km/h

Humidity icon

91%

03:00

16

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 65 degree

8

km/h

Humidity icon

88%

04:00

15

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 118 degree

7

km/h

Humidity icon

81%

05:00

15

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

8

km/h

Humidity icon

81%

06:00

15

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

8

km/h

Humidity icon

84%

07:00

13

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 122 degree

12

km/h

Humidity icon

66%

08:00

12

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 124 degree

10

km/h

Humidity icon

61%

09:00

11

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 183 degree

13

km/h

Humidity icon

48%

10:00

9

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 212 degree

16

km/h

Humidity icon

33%

11:00

8

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 217 degree

21

km/h

Humidity icon

28%

12:00

7

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 201 degree

27

km/h

Humidity icon

26%

13:00

15

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 212 degree

34

km/h

Humidity icon

19%

14:00

23

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 226 degree

34

km/h

Humidity icon

17%

15:00

31

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 217 degree

30

km/h

Humidity icon

16%

16:00

25

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 237 degree

41

km/h

Humidity icon

14%

17:00

19

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

42

km/h

Humidity icon

12%

18:00

14

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 253 degree

35

km/h

Humidity icon

15%

19:00

12

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

29

km/h

Humidity icon

17%

20:00

11

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 282 degree

20

km/h

Humidity icon

19%

21:00

10

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

14

km/h

Humidity icon

20%

22:00

9

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 320 degree

11

km/h

Humidity icon

21%

23:00

8

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 329 degree

11

km/h

Humidity icon

21%

Thu

00:00

7

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 330 degree

7

km/h

Humidity icon

23%

01:00

6

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 329 degree

4

km/h

Humidity icon

25%

02:00

6

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 326 degree

3

km/h

Humidity icon

27%

03:00

6

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 249 degree

3

km/h

Humidity icon

27%

04:00

6

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

3

km/h

Humidity icon

28%

05:00

7

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 151 degree

7

km/h

Humidity icon

26%

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.

air quality map

Real-time Boulder air pollution map

Health recommendations

Protect yourself from air pollution in Boulder

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Pollen

What is the pollen count in Boulder today?

Index

Pollen global icon

High

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

High

75%

Source:

wetter.com
Pollen forecast in Boulder

Health recommendations

air quality map

Real-time Boulder air pollution map

Pollen

What is the pollen count in Boulder today?

Index

Pollen global icon

High

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

High

75%

Source:

wetter.com
Pollen forecast in Boulder

Protect yourself from air pollution in Boulder

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

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

Marion County, Oregon

650

2
The national flag of USA

Black Butte Ranch, Oregon

250

3
The national flag of USA

Jefferson County, Oregon

193

4
The national flag of USA

Crook County, Oregon

177

5
The national flag of USA

Crooked River Ranch, Oregon

166

6
The national flag of USA

Eagle Crest, Oregon

164

7
The national flag of USA

Chelan, Washington

138

8
The national flag of USA

Deschutes River Woods, Oregon

138

9
The national flag of USA

Walla Walla, Washington

137

10
The national flag of USA

Los Osos, California

135

History

Historic air quality graph for Boulder

11 AQI⁺ US
Good
06:00–07:00 Aug 31 Local time
AQI⁺ US

History

Historic air quality graph for Boulder

11 AQI⁺ US
Good
06:00–07:00 Aug 31 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

Marion County, Oregon

650

2
The national flag of USA

Black Butte Ranch, Oregon

250

3
The national flag of USA

Jefferson County, Oregon

193

4
The national flag of USA

Crook County, Oregon

177

5
The national flag of USA

Crooked River Ranch, Oregon

166

6
The national flag of USA

Eagle Crest, Oregon

164

7
The national flag of USA

Chelan, Washington

138

8
The national flag of USA

Deschutes River Woods, Oregon

138

9
The national flag of USA

Walla Walla, Washington

137

10
The national flag of USA

Los Osos, California

135

Be the first to measure and contribute air quality data to your community

Become a contributor
Wildfire on a mountain.
external link icon

Wildfire Map Spotlight: Wrights Spring Fire, Oregon

Huge wildfire
external link icon

Wildfire Map Spotlight: Snyder, Babylon, Ferris, and Gold Mountain Fires in Colorado and Utah

Forest fire.
external link icon

Wildfire Map Spotlight: Ross Fire, Texas

Begin your journey for cleaner air #IQAir

IQAir InstagramVisit us
IQAir TwitterVisit us
IQAir TiktokVisit us
IQAir FacebookVisit us

Where is the cleanest air quality in Boulder?

No locations are available.