Air quality in Boulder County

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 161.7K Followers • 17:00, Jun 21 Local time

Milliken AQI Alert nearby

Milliken AQI Alert nearby

View alert

40

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

7.2 µg/m³

weather condition icon

23°

wind direction icon

17 km/h

weather humid icon

18 %

Hourly forecast

Boulder County air quality index (AQI⁺) forecast

Now

40

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 295 degree

17

km/h

Humidity icon

18%

18:00

40

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23°

IQAir AirVisual Air Quality Map Wind rotating 322 degree

11

km/h

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18%

19:00

39

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22°

IQAir AirVisual Air Quality Map Wind rotating 44 degree

10

km/h

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17%

20:00

39

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18°

IQAir AirVisual Air Quality Map Wind rotating 82 degree

15

km/h

Humidity icon

54%

21:00

34

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 2 degree

13

km/h

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56%

22:00

32

Weather icon

90%

12°

IQAir AirVisual Air Quality Map Wind rotating 208 degree

11

km/h

Humidity icon

84%

23:00

31

Weather icon

90%

12°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

2

km/h

Humidity icon

85%

Mon

00:00

28

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 298 degree

5

km/h

Humidity icon

77%

01:00

26

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 99 degree

1

km/h

Humidity icon

74%

02:00

24

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12°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

7

km/h

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75%

03:00

23

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 173 degree

5

km/h

Humidity icon

77%

04:00

22

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 164 degree

8

km/h

Humidity icon

80%

05:00

20

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 173 degree

7

km/h

Humidity icon

83%

06:00

21

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 171 degree

6

km/h

Humidity icon

77%

07:00

21

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 158 degree

7

km/h

Humidity icon

89%

08:00

21

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 167 degree

4

km/h

Humidity icon

79%

09:00

20

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15°

IQAir AirVisual Air Quality Map Wind rotating 130 degree

5

km/h

Humidity icon

72%

10:00

20

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17°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

6

km/h

Humidity icon

61%

11:00

20

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18°

IQAir AirVisual Air Quality Map Wind rotating 103 degree

7

km/h

Humidity icon

48%

12:00

72

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 96 degree

7

km/h

Humidity icon

32%

13:00

72

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 90 degree

8

km/h

Humidity icon

33%

14:00

72

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22°

IQAir AirVisual Air Quality Map Wind rotating 91 degree

9

km/h

Humidity icon

35%

15:00

79

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 98 degree

9

km/h

Humidity icon

32%

16:00

79

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23°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

9

km/h

Humidity icon

34%

17:00

79

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23°

IQAir AirVisual Air Quality Map Wind rotating 123 degree

9

km/h

Humidity icon

38%

18:00

80

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 124 degree

9

km/h

Humidity icon

38%

19:00

80

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22°

IQAir AirVisual Air Quality Map Wind rotating 122 degree

9

km/h

Humidity icon

35%

20:00

80

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21°

IQAir AirVisual Air Quality Map Wind rotating 121 degree

5

km/h

Humidity icon

34%

21:00

80

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 99 degree

4

km/h

Humidity icon

33%

22:00

80

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19°

IQAir AirVisual Air Quality Map Wind rotating 292 degree

2

km/h

Humidity icon

38%

23:00

80

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19°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

4

km/h

Humidity icon

38%

Tue

00:00

80

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 22 degree

2

km/h

Humidity icon

38%

01:00

80

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16°

IQAir AirVisual Air Quality Map Wind rotating 224 degree

3

km/h

Humidity icon

43%

02:00

80

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15°

IQAir AirVisual Air Quality Map Wind rotating 182 degree

4

km/h

Humidity icon

55%

03:00

80

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15°

IQAir AirVisual Air Quality Map Wind rotating 254 degree

5

km/h

Humidity icon

37%

04:00

80

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16°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

7

km/h

Humidity icon

25%

05:00

80

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16°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

9

km/h

Humidity icon

32%

06:00

80

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16°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

9

km/h

Humidity icon

29%

07:00

80

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16°

IQAir AirVisual Air Quality Map Wind rotating 73 degree

3

km/h

Humidity icon

41%

08:00

80

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15°

IQAir AirVisual Air Quality Map Wind rotating 133 degree

7

km/h

Humidity icon

44%

09:00

80

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16°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

9

km/h

Humidity icon

53%

10:00

80

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15°

IQAir AirVisual Air Quality Map Wind rotating 100 degree

12

km/h

Humidity icon

74%

11:00

80

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16°

IQAir AirVisual Air Quality Map Wind rotating 91 degree

11

km/h

Humidity icon

74%

12:00

80

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17°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

12

km/h

Humidity icon

63%

13:00

80

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18°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

12

km/h

Humidity icon

59%

14:00

80

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20°

IQAir AirVisual Air Quality Map Wind rotating 83 degree

14

km/h

Humidity icon

55%

15:00

80

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19°

IQAir AirVisual Air Quality Map Wind rotating 74 degree

15

km/h

Humidity icon

60%

16:00

80

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18°

IQAir AirVisual Air Quality Map Wind rotating 82 degree

13

km/h

Humidity icon

64%

17:00

80

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18°

IQAir AirVisual Air Quality Map Wind rotating 99 degree

12

km/h

Humidity icon

64%

18:00

80

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17°

IQAir AirVisual Air Quality Map Wind rotating 97 degree

12

km/h

Humidity icon

68%

19:00

80

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18°

IQAir AirVisual Air Quality Map Wind rotating 59 degree

7

km/h

Humidity icon

53%

20:00

80

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15°

IQAir AirVisual Air Quality Map Wind rotating 75 degree

13

km/h

Humidity icon

66%

21:00

69

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 19 degree

7

km/h

Humidity icon

93%

22:00

69

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 326 degree

4

km/h

Humidity icon

89%

23:00

69

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 283 degree

6

km/h

Humidity icon

83%

Wed

00:00

67

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 318 degree

5

km/h

Humidity icon

90%

01:00

67

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

9

km/h

Humidity icon

88%

02:00

67

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 272 degree

10

km/h

Humidity icon

85%

03:00

74

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 267 degree

10

km/h

Humidity icon

80%

04:00

74

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 264 degree

7

km/h

Humidity icon

73%

05:00

74

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 309 degree

1

km/h

Humidity icon

77%

06:00

64

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 246 degree

5

km/h

Humidity icon

73%

07:00

64

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 99 degree

4

km/h

Humidity icon

61%

08:00

64

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 96 degree

8

km/h

Humidity icon

59%

09:00

62

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18°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

11

km/h

Humidity icon

47%

10:00

62

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 95 degree

12

km/h

Humidity icon

35%

11:00

62

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 93 degree

12

km/h

Humidity icon

24%

12:00

75

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 80 degree

12

km/h

Humidity icon

17%

13:00

75

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 89 degree

4

km/h

Humidity icon

17%

14:00

75

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 101 degree

4

km/h

Humidity icon

12%

15:00

79

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 53 degree

13

km/h

Humidity icon

20%

16:00

79

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 194 degree

8

km/h

Humidity icon

12%

Daily forecast

|

Boulder County air quality index (AQI⁺) forecast

Air pollutants

What is the current air quality in Boulder County?

IQAir exclamation icon

PM2.5 concentration is currently 1.4 times the World Health Organization annual PM2.5 guideline value.

Health recommendations

Protect yourself from air pollution in Boulder County

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Medical grade air purifiers

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Pollen

What is the pollen count in Boulder County today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

Moderate

50%
Pollen weed icon

Weed

Moderate

50%

Source:

wetter.com
Pollen forecast in Boulder County

Health recommendations

Pollen

What is the pollen count in Boulder County today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

Moderate

50%
Pollen weed icon

Weed

Moderate

50%

Source:

wetter.com
Pollen forecast in Boulder County

Protect yourself from air pollution in Boulder County

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 County

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Boulder County

#StationsAQI⁺ US
1
The national flag of USA

Snead Court

49

2
The national flag of USA

161 Swallow Ln

45

3
The national flag of USA

Rozena Drive

39

4
The national flag of USA

818 Co Rd 116

38

5
The national flag of USA

Golden Eagle Lode

38

6
The national flag of USA

47th Street

30

7
The national flag of USA

Parkdale Area

29

8
The national flag of USA

Marshall

28

9
The national flag of USA

TBS

26

10
The national flag of USA

Rabbit Mountain Equestrian Center

22

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Pitt County, North Carolina

105

2
The national flag of USA

Calexico, California

104

3
The national flag of USA

Phoenix, Arizona

103

4
The national flag of USA

Indio, California

102

5
The national flag of USA

Archuleta, Colorado

101

6
The national flag of USA

Scottsdale, Arizona

101

7
The national flag of USA

Weld, Colorado

101

8
The national flag of USA

Crestline, California

98

9
The national flag of USA

Tempe, Arizona

98

10
The national flag of USA

Victorville, California

98

History

Historic air quality graph for Boulder County

40 AQI⁺ US
Good
16:00–17:00 Jun 21 Local time
AQI⁺ US

History

Historic air quality graph for Boulder County

40 AQI⁺ US
Good
16:00–17:00 Jun 21 Local time
AQI⁺ US

Most polluted locations near Boulder County

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Boulder County

#StationsAQI⁺ US
1
The national flag of USA

Snead Court

49

2
The national flag of USA

161 Swallow Ln

45

3
The national flag of USA

Rozena Drive

39

4
The national flag of USA

818 Co Rd 116

38

5
The national flag of USA

Golden Eagle Lode

38

6
The national flag of USA

47th Street

30

7
The national flag of USA

Parkdale Area

29

8
The national flag of USA

Marshall

28

9
The national flag of USA

TBS

26

10
The national flag of USA

Rabbit Mountain Equestrian Center

22

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Pitt County, North Carolina

105

2
The national flag of USA

Calexico, California

104

3
The national flag of USA

Phoenix, Arizona

103

4
The national flag of USA

Indio, California

102

5
The national flag of USA

Archuleta, Colorado

101

6
The national flag of USA

Scottsdale, Arizona

101

7
The national flag of USA

Weld, Colorado

101

8
The national flag of USA

Crestline, California

98

9
The national flag of USA

Tempe, Arizona

98

10
The national flag of USA

Victorville, California

98

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