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Air quality in Boulder

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 142 Followers • 23:00, Sep 30 Local time

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

30

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

O₃

64 µg/m³

weather condition icon

18°

wind direction icon

8 km/h

weather humid icon

37 %

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

Hourly forecast

Boulder air quality index (AQI⁺) forecast

Now

30

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 296 degree

8

km/h

Humidity icon

37%

Thu

01:00

27

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18°

IQAir AirVisual Air Quality Map Wind rotating 313 degree

6

km/h

Humidity icon

37%

02:00

25

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18°

IQAir AirVisual Air Quality Map Wind rotating 327 degree

5

km/h

Humidity icon

40%

03:00

25

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18°

IQAir AirVisual Air Quality Map Wind rotating 316 degree

5

km/h

Humidity icon

43%

04:00

24

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18°

IQAir AirVisual Air Quality Map Wind rotating 333 degree

8

km/h

Humidity icon

44%

05:00

23

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 337 degree

6

km/h

Humidity icon

48%

06:00

22

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 352 degree

10

km/h

Humidity icon

55%

07:00

21

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 347 degree

12

km/h

Humidity icon

60%

08:00

20

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 10 degree

10

km/h

Humidity icon

58%

09:00

21

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 29 degree

14

km/h

Humidity icon

60%

10:00

20

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80%

14°

IQAir AirVisual Air Quality Map Wind rotating 32 degree

11

km/h

Humidity icon

75%

11:00

19

Weather icon

90%

13°

IQAir AirVisual Air Quality Map Wind rotating 25 degree

10

km/h

Humidity icon

89%

12:00

11

Weather icon

80%

14°

IQAir AirVisual Air Quality Map Wind rotating 25 degree

9

km/h

Humidity icon

80%

13:00

11

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 20 degree

6

km/h

Humidity icon

89%

14:00

11

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 326 degree

4

km/h

Humidity icon

77%

15:00

11

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 265 degree

1

km/h

Humidity icon

66%

16:00

11

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18°

IQAir AirVisual Air Quality Map Wind rotating 103 degree

1

km/h

Humidity icon

58%

17:00

11

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

6

km/h

Humidity icon

60%

18:00

14

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

8

km/h

Humidity icon

65%

19:00

14

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 105 degree

9

km/h

Humidity icon

70%

20:00

14

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 119 degree

10

km/h

Humidity icon

76%

21:00

18

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 145 degree

11

km/h

Humidity icon

77%

22:00

18

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 141 degree

9

km/h

Humidity icon

80%

23:00

18

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 131 degree

7

km/h

Humidity icon

86%

Fri

00:00

15

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 144 degree

5

km/h

Humidity icon

87%

01:00

15

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 89 degree

2

km/h

Humidity icon

90%

02:00

15

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 355 degree

6

km/h

Humidity icon

92%

03:00

14

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 7 degree

7

km/h

Humidity icon

95%

04:00

14

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 354 degree

6

km/h

Humidity icon

97%

05:00

14

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11°

IQAir AirVisual Air Quality Map Wind rotating 350 degree

7

km/h

Humidity icon

96%

06:00

13

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 16 degree

6

km/h

Humidity icon

98%

07:00

13

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11°

IQAir AirVisual Air Quality Map Wind rotating 24 degree

4

km/h

Humidity icon

98%

08:00

13

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11°

IQAir AirVisual Air Quality Map Wind rotating 46 degree

2

km/h

Humidity icon

97%

09:00

21

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11°

IQAir AirVisual Air Quality Map Wind rotating 97 degree

3

km/h

Humidity icon

97%

10:00

21

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11°

IQAir AirVisual Air Quality Map Wind rotating 121 degree

3

km/h

Humidity icon

96%

11:00

21

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12°

IQAir AirVisual Air Quality Map Wind rotating 97 degree

2

km/h

Humidity icon

92%

12:00

25

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 122 degree

2

km/h

Humidity icon

67%

13:00

25

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 119 degree

4

km/h

Humidity icon

53%

14:00

25

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 120 degree

4

km/h

Humidity icon

46%

15:00

21

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 124 degree

4

km/h

Humidity icon

42%

16:00

21

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 132 degree

4

km/h

Humidity icon

41%

17:00

21

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 140 degree

5

km/h

Humidity icon

39%

18:00

9

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22°

IQAir AirVisual Air Quality Map Wind rotating 150 degree

3

km/h

Humidity icon

40%

19:00

9

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21°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

2

km/h

Humidity icon

45%

20:00

9

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21°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

4

km/h

Humidity icon

48%

21:00

16

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19°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

3

km/h

Humidity icon

53%

22:00

16

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19°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

1

km/h

Humidity icon

55%

23:00

16

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19°

IQAir AirVisual Air Quality Map Wind rotating 276 degree

2

km/h

Humidity icon

48%

Sat

00:00

14

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 286 degree

2

km/h

Humidity icon

42%

01:00

14

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19°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

3

km/h

Humidity icon

38%

02:00

14

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19°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

3

km/h

Humidity icon

37%

03:00

11

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19°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

5

km/h

Humidity icon

35%

04:00

11

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19°

IQAir AirVisual Air Quality Map Wind rotating 254 degree

6

km/h

Humidity icon

33%

05:00

11

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

8

km/h

Humidity icon

39%

06:00

9

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

10

km/h

Humidity icon

42%

07:00

9

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

16

km/h

Humidity icon

35%

08:00

9

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

13

km/h

Humidity icon

32%

09:00

13

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23°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

8

km/h

Humidity icon

23%

10:00

13

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26°

IQAir AirVisual Air Quality Map Wind rotating 338 degree

2

km/h

Humidity icon

18%

11:00

13

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 82 degree

5

km/h

Humidity icon

15%

12:00

12

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28°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

10

km/h

Humidity icon

14%

13:00

12

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

17

km/h

Humidity icon

14%

14:00

12

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 105 degree

22

km/h

Humidity icon

13%

15:00

14

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

19

km/h

Humidity icon

13%

16:00

14

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29°

IQAir AirVisual Air Quality Map Wind rotating 73 degree

21

km/h

Humidity icon

13%

17:00

14

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25°

IQAir AirVisual Air Quality Map Wind rotating 42 degree

32

km/h

Humidity icon

20%

18:00

16

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 34 degree

27

km/h

Humidity icon

25%

19:00

16

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 22 degree

21

km/h

Humidity icon

32%

20:00

16

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

12

km/h

Humidity icon

38%

21:00

12

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 285 degree

11

km/h

Humidity icon

41%

22:00

12

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

8

km/h

Humidity icon

44%

23:00

12

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 340 degree

7

km/h

Humidity icon

47%

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

32

2
The national flag of USA

700 Utica Ave

20

3
The national flag of USA

1066 Berea Dr

19

4
The national flag of USA

285 Vail Cir

18

5
The national flag of USA

Boulder - CU - 2102 Athens St.

18

6
The national flag of USA

Bean Mountain Lane

17

7
The national flag of USA

2055-1901 Kalmia Ave

16

8
The national flag of USA

4792-4766 Kellogg Cir

12

9
The national flag of USA

717 Evergreen Boulder

12

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

Chattanooga, Tennessee

95

2
The national flag of USA

Turlock, California

95

3
The national flag of USA

Falcon Heights, Minnesota

93

4
The national flag of USA

San Diego County, California

91

5
The national flag of USA

Avenal, California

87

6
The national flag of USA

Fresno County, California

86

7
The national flag of USA

Madera, California

82

8
The national flag of USA

Grass Valley, California

81

9
The national flag of USA

Aliso Viejo, California

78

10
The national flag of USA

North St. Paul, Minnesota

75

History

Historic air quality graph for Boulder

30 AQI⁺ US
Good
22:00–23:00 Sep 30 Local time
AQI⁺ US

History

Historic air quality graph for Boulder

30 AQI⁺ US
Good
22:00–23:00 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

32

2
The national flag of USA

700 Utica Ave

20

3
The national flag of USA

1066 Berea Dr

19

4
The national flag of USA

285 Vail Cir

18

5
The national flag of USA

Boulder - CU - 2102 Athens St.

18

6
The national flag of USA

Bean Mountain Lane

17

7
The national flag of USA

2055-1901 Kalmia Ave

16

8
The national flag of USA

4792-4766 Kellogg Cir

12

9
The national flag of USA

717 Evergreen Boulder

12

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

Chattanooga, Tennessee

95

2
The national flag of USA

Turlock, California

95

3
The national flag of USA

Falcon Heights, Minnesota

93

4
The national flag of USA

San Diego County, California

91

5
The national flag of USA

Avenal, California

87

6
The national flag of USA

Fresno County, California

86

7
The national flag of USA

Madera, California

82

8
The national flag of USA

Grass Valley, California

81

9
The national flag of USA

Aliso Viejo, California

78

10
The national flag of USA

North St. Paul, Minnesota

75

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