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Air quality in Boulder County

Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 168.8K Followers • 23:00, Sep 30 Local time

US AQI⁺

Good

Main pollutant:

PM2.5

2.5 µg/m³

11°

11 km/h

51 %

Hourly forecast

Boulder County air quality index (AQI⁺) forecast

Now

11°

km/h

51%

Thu

01:00

11°

km/h

54%

02:00

11°

km/h

57%

03:00

10°

km/h

61%

04:00

10°

km/h

63%

05:00

80%

9°

km/h

71%

06:00

80%

9°

km/h

82%

07:00

9°

km/h

80%

08:00

9°

km/h

77%

09:00

10°

km/h

80%

10:00

80%

9°

km/h

89%

11:00

90%

8°

km/h

96%

12:00

80%

8°

km/h

98%

13:00

8°

km/h

98%

14:00

70%

8°

km/h

97%

15:00

9°

km/h

93%

16:00

10°

km/h

88%

17:00

10°

km/h

84%

18:00

10°

km/h

84%

19:00

9°

km/h

90%

20:00

70%

9°

km/h

99%

21:00

8°

km/h

95%

22:00

8°

km/h

96%

23:00

8°

km/h

97%

Fri

00:00

8°

km/h

88%

01:00

7°

km/h

85%

02:00

7°

km/h

84%

03:00

7°

km/h

79%

04:00

7°

km/h

78%

05:00

7°

km/h

64%

06:00

8°

km/h

59%

07:00

8°

km/h

60%

08:00

9°

km/h

60%

09:00

11°

km/h

70%

10:00

13°

km/h

71%

11:00

15°

km/h

64%

12:00

15°

km/h

63%

13:00

16°

km/h

63%

14:00

16°

km/h

58%

15:00

17°

km/h

56%

16:00

17°

km/h

57%

17:00

17°

km/h

58%

18:00

16°

km/h

60%

19:00

15°

km/h

60%

20:00

15°

km/h

53%

21:00

15°

km/h

33%

22:00

16°

km/h

33%

23:00

15°

km/h

37%

Sat

00:00

15°

km/h

35%

01:00

14°

km/h

39%

02:00

14°

km/h

40%

03:00

14°

km/h

41%

04:00

13°

km/h

45%

05:00

12°

km/h

48%

06:00

12°

km/h

54%

07:00

10°

km/h

37%

08:00

12°

km/h

35%

09:00

16°

km/h

27%

10:00

19°

km/h

20%

11:00

21°

km/h

17%

12:00

22°

km/h

15%

13:00

22°

km/h

15%

14:00

23°

km/h

15%

15:00

22°

km/h

15%

16:00

22°

km/h

16%

17:00

18°

km/h

22%

18:00

16°

km/h

30%

19:00

12°

km/h

39%

20:00

10°

km/h

45%

21:00

9°

km/h

48%

22:00

8°

km/h

51%

23:00

7°

km/h

53%

Daily forecast

Boulder County air quality index (AQI⁺) forecast

Today

90%

10°

8°

km/h

90%

Fri

17°

8°

km/h

57%

Sat

23°

8°

km/h

29%

Air pollutants

What is the current air quality in Boulder County?

PM2.5 concentration currently meets the WHO annual PM2.5 guideline.

Real-time Boulder County air pollution map

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Pollen

What is the pollen count in Boulder County today?

Index

Low

Tree

None

Grass

None

Weed

Low

25%

Source:

wetter.com

Pollen forecast in Boulder County

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time Boulder County air pollution map

Pollen

What is the pollen count in Boulder County today?

Index

Low

Tree

None

Grass

None

Weed

Low

25%

Source:

wetter.com

Pollen forecast in Boulder County

Most polluted locations near Boulder County

Worldwide AQI⁺ ranking

Station ranking

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

#	Stations	AQI⁺ US
1	Golden Eagle Lode	29
2	818 Co Rd 116	23
3	161 Swallow Ln	17
4	Snead Court	17
5	47th Street	15
6	Eagle Court	12
7	Rabbit Mountain Equestrian Center	11
8	Parkdale Area	1
9	Marshall	0
10	TBS	0

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Chattanooga, Tennessee	95
2	Turlock, California	95
3	Falcon Heights, Minnesota	93
4	San Diego County, California	91
5	Avenal, California	87
6	Fresno County, California	86
7	Madera, California	82
8	Grass Valley, California	81
9	Aliso Viejo, California	78
10	North St. Paul, Minnesota	75

History

Historic air quality graph for Boulder County

14 AQI⁺ US

Good

22:00–23:00 Sep 30 Local time

AQI⁺ US

History

Historic air quality graph for Boulder County

14 AQI⁺ US

Good

22:00–23:00 Sep 30 Local time

AQI⁺ US

Most polluted locations near Boulder County

Worldwide AQI⁺ ranking

Station ranking

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

#	Stations	AQI⁺ US
1	Golden Eagle Lode	29
2	818 Co Rd 116	23
3	161 Swallow Ln	17
4	Snead Court	17
5	47th Street	15
6	Eagle Court	12
7	Rabbit Mountain Equestrian Center	11
8	Parkdale Area	1
9	Marshall	0
10	TBS	0

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Chattanooga, Tennessee	95
2	Turlock, California	95
3	Falcon Heights, Minnesota	93
4	San Diego County, California	91
5	Avenal, California	87
6	Fresno County, California	86
7	Madera, California	82
8	Grass Valley, California	81
9	Aliso Viejo, California	78
10	North St. Paul, Minnesota	75