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Air quality in Boulder

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 142 Followers • 22:00, Sep 30 Local time

Colorado Department of Public Health & Environment (CDPHE)Russ StewartAnonymous contributor

33

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

O₃

72 µg/m³

weather condition icon

16°

wind direction icon

5 km/h

weather humid icon

59 %

Colorado Department of Public Health & Environment (CDPHE)Russ StewartAnonymous contributor

Hourly forecast

Boulder air quality index (AQI⁺) forecast

Now

33

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

5

km/h

Humidity icon

59%

23:00

32

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17°

IQAir AirVisual Air Quality Map Wind rotating 306 degree

6

km/h

Humidity icon

47%

Thu

00:00

29

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17°

IQAir AirVisual Air Quality Map Wind rotating 307 degree

7

km/h

Humidity icon

44%

01:00

28

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17°

IQAir AirVisual Air Quality Map Wind rotating 296 degree

7

km/h

Humidity icon

46%

02:00

26

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16°

IQAir AirVisual Air Quality Map Wind rotating 289 degree

5

km/h

Humidity icon

49%

03:00

26

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17°

IQAir AirVisual Air Quality Map Wind rotating 278 degree

5

km/h

Humidity icon

45%

04:00

25

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16°

IQAir AirVisual Air Quality Map Wind rotating 284 degree

6

km/h

Humidity icon

44%

05:00

23

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 278 degree

5

km/h

Humidity icon

43%

06:00

22

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16°

IQAir AirVisual Air Quality Map Wind rotating 297 degree

4

km/h

Humidity icon

44%

07:00

20

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16°

IQAir AirVisual Air Quality Map Wind rotating 284 degree

3

km/h

Humidity icon

45%

08:00

19

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17°

IQAir AirVisual Air Quality Map Wind rotating 214 degree

3

km/h

Humidity icon

45%

09:00

20

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18°

IQAir AirVisual Air Quality Map Wind rotating 118 degree

3

km/h

Humidity icon

44%

10:00

19

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18°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

3

km/h

Humidity icon

45%

11:00

19

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19°

IQAir AirVisual Air Quality Map Wind rotating 124 degree

3

km/h

Humidity icon

41%

12:00

11

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20°

IQAir AirVisual Air Quality Map Wind rotating 168 degree

7

km/h

Humidity icon

39%

13:00

11

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 153 degree

12

km/h

Humidity icon

36%

14:00

11

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22°

IQAir AirVisual Air Quality Map Wind rotating 152 degree

16

km/h

Humidity icon

33%

15:00

11

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22°

IQAir AirVisual Air Quality Map Wind rotating 154 degree

19

km/h

Humidity icon

33%

16:00

11

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22°

IQAir AirVisual Air Quality Map Wind rotating 152 degree

20

km/h

Humidity icon

34%

17:00

11

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 154 degree

18

km/h

Humidity icon

36%

18:00

14

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 154 degree

17

km/h

Humidity icon

38%

19:00

14

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20°

IQAir AirVisual Air Quality Map Wind rotating 163 degree

11

km/h

Humidity icon

41%

20:00

14

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18°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

7

km/h

Humidity icon

47%

21:00

18

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18°

IQAir AirVisual Air Quality Map Wind rotating 164 degree

4

km/h

Humidity icon

49%

22:00

18

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17°

IQAir AirVisual Air Quality Map Wind rotating 74 degree

3

km/h

Humidity icon

56%

23:00

18

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16°

IQAir AirVisual Air Quality Map Wind rotating 346 degree

4

km/h

Humidity icon

60%

Fri

00:00

15

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16°

IQAir AirVisual Air Quality Map Wind rotating 349 degree

5

km/h

Humidity icon

58%

01:00

15

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15°

IQAir AirVisual Air Quality Map Wind rotating 323 degree

3

km/h

Humidity icon

55%

02:00

15

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15°

IQAir AirVisual Air Quality Map Wind rotating 300 degree

5

km/h

Humidity icon

44%

03:00

14

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15°

IQAir AirVisual Air Quality Map Wind rotating 327 degree

3

km/h

Humidity icon

44%

04:00

14

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

2

km/h

Humidity icon

45%

05:00

14

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14°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

4

km/h

Humidity icon

50%

06:00

13

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13°

IQAir AirVisual Air Quality Map Wind rotating 182 degree

4

km/h

Humidity icon

53%

07:00

13

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13°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

4

km/h

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50%

08:00

13

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14°

IQAir AirVisual Air Quality Map Wind rotating 179 degree

4

km/h

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45%

09:00

21

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17°

IQAir AirVisual Air Quality Map Wind rotating 139 degree

5

km/h

Humidity icon

41%

10:00

21

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18°

IQAir AirVisual Air Quality Map Wind rotating 119 degree

4

km/h

Humidity icon

42%

11:00

21

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21°

IQAir AirVisual Air Quality Map Wind rotating 107 degree

6

km/h

Humidity icon

37%

12:00

25

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23°

IQAir AirVisual Air Quality Map Wind rotating 115 degree

8

km/h

Humidity icon

31%

13:00

25

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25°

IQAir AirVisual Air Quality Map Wind rotating 122 degree

10

km/h

Humidity icon

27%

14:00

25

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26°

IQAir AirVisual Air Quality Map Wind rotating 132 degree

10

km/h

Humidity icon

25%

15:00

21

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26°

IQAir AirVisual Air Quality Map Wind rotating 140 degree

7

km/h

Humidity icon

24%

16:00

21

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26°

IQAir AirVisual Air Quality Map Wind rotating 135 degree

8

km/h

Humidity icon

22%

17:00

21

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26°

IQAir AirVisual Air Quality Map Wind rotating 141 degree

8

km/h

Humidity icon

21%

18:00

9

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25°

IQAir AirVisual Air Quality Map Wind rotating 147 degree

8

km/h

Humidity icon

24%

19:00

9

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18°

IQAir AirVisual Air Quality Map Wind rotating 208 degree

2

km/h

Humidity icon

47%

20:00

9

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18°

IQAir AirVisual Air Quality Map Wind rotating 263 degree

13

km/h

Humidity icon

30%

21:00

16

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18°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

16

km/h

Humidity icon

30%

22:00

16

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18°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

15

km/h

Humidity icon

29%

23:00

16

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18°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

14

km/h

Humidity icon

30%

Sat

00:00

14

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17°

IQAir AirVisual Air Quality Map Wind rotating 263 degree

13

km/h

Humidity icon

32%

01:00

14

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16°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

14

km/h

Humidity icon

34%

02:00

14

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16°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

15

km/h

Humidity icon

34%

03:00

11

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

15

km/h

Humidity icon

34%

04:00

11

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

15

km/h

Humidity icon

35%

05:00

11

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16°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

15

km/h

Humidity icon

35%

06:00

9

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15°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

15

km/h

Humidity icon

35%

07:00

9

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

15

km/h

Humidity icon

35%

08:00

9

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

13

km/h

Humidity icon

32%

09:00

13

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23°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

7

km/h

Humidity icon

23%

10:00

13

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26°

IQAir AirVisual Air Quality Map Wind rotating 49 degree

1

km/h

Humidity icon

18%

11:00

13

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27°

IQAir AirVisual Air Quality Map Wind rotating 94 degree

8

km/h

Humidity icon

15%

12:00

12

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29°

IQAir AirVisual Air Quality Map Wind rotating 96 degree

14

km/h

Humidity icon

14%

13:00

12

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 107 degree

17

km/h

Humidity icon

13%

14:00

12

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29°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

19

km/h

Humidity icon

13%

15:00

14

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29°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

18

km/h

Humidity icon

13%

16:00

14

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29°

IQAir AirVisual Air Quality Map Wind rotating 104 degree

18

km/h

Humidity icon

13%

17:00

14

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28°

IQAir AirVisual Air Quality Map Wind rotating 100 degree

13

km/h

Humidity icon

13%

18:00

16

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25°

IQAir AirVisual Air Quality Map Wind rotating 140 degree

1

km/h

Humidity icon

26%

19:00

16

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22°

IQAir AirVisual Air Quality Map Wind rotating 17 degree

25

km/h

Humidity icon

21%

20:00

16

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 357 degree

17

km/h

Humidity icon

28%

21:00

12

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 295 degree

11

km/h

Humidity icon

36%

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

Pollen

What is the pollen count in Boulder today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

Moderate

50%

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

Moderate

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

Moderate

50%

Source:

wetter.com
Pollen forecast in Boulder

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

10th Street

26

2
The national flag of USA

Boulder - CU - 2102 Athens St.

24

3
The national flag of USA

700 Utica Ave

21

4
The national flag of USA

285 Vail Cir

20

5
The national flag of USA

1066 Berea Dr

19

6
The national flag of USA

2055-1901 Kalmia Ave

18

7
The national flag of USA

Bean Mountain Lane

17

8
The national flag of USA

4792-4766 Kellogg Cir

13

9
The national flag of USA

717 Evergreen Boulder

13

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

New Canaan, Connecticut

293

2
The national flag of USA

Sacramento County, California

103

3
The national flag of USA

Tulare County, California

98

4
The national flag of USA

Turlock, California

96

5
The national flag of USA

Chattanooga, Tennessee

95

6
The national flag of USA

San Bernardino County, California

93

7
The national flag of USA

Crestline, California

85

8
The national flag of USA

Muskegon, Michigan

84

9
The national flag of USA

Sioux Falls, South Dakota

83

10
The national flag of USA

Madera, California

81

History

Historic air quality graph for Boulder

17 AQI⁺ US
Good
21:00–22:00 Sep 30 Local time
AQI⁺ US

History

Historic air quality graph for Boulder

17 AQI⁺ US
Good
21:00–22:00 Sep 30 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

10th Street

26

2
The national flag of USA

Boulder - CU - 2102 Athens St.

24

3
The national flag of USA

700 Utica Ave

21

4
The national flag of USA

285 Vail Cir

20

5
The national flag of USA

1066 Berea Dr

19

6
The national flag of USA

2055-1901 Kalmia Ave

18

7
The national flag of USA

Bean Mountain Lane

17

8
The national flag of USA

4792-4766 Kellogg Cir

13

9
The national flag of USA

717 Evergreen Boulder

13

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

New Canaan, Connecticut

293

2
The national flag of USA

Sacramento County, California

103

3
The national flag of USA

Tulare County, California

98

4
The national flag of USA

Turlock, California

96

5
The national flag of USA

Chattanooga, Tennessee

95

6
The national flag of USA

San Bernardino County, California

93

7
The national flag of USA

Crestline, California

85

8
The national flag of USA

Muskegon, Michigan

84

9
The national flag of USA

Sioux Falls, South Dakota

83

10
The national flag of USA

Madera, California

81

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