WorldArrow icon
Arrow iconCentennial

Air quality in Centennial

Air quality index (AQI⁺) and PM2.5 air pollution in Centennial • 17.4K Followers • 16:00, Oct 20 Local time

Colorado Department of Public Health & Environment (CDPHE)Anonymous contributor

46

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

O₃

100 µg/m³

weather condition icon

20°

wind direction icon

9 km/h

weather humid icon

31 %

Colorado Department of Public Health & Environment (CDPHE)Anonymous contributor

Hourly forecast

Centennial air quality index (AQI⁺) forecast

Now

46

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 2 degree

9

km/h

Humidity icon

31%

17:00

43

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 4 degree

7

km/h

Humidity icon

33%

18:00

40

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 15 degree

4

km/h

Humidity icon

36%

19:00

37

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 9 degree

2

km/h

Humidity icon

40%

20:00

33

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 237 degree

3

km/h

Humidity icon

43%

21:00

31

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 196 degree

5

km/h

Humidity icon

45%

22:00

29

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 182 degree

6

km/h

Humidity icon

46%

23:00

26

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 169 degree

9

km/h

Humidity icon

54%

Wed

00:00

23

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 163 degree

10

km/h

Humidity icon

60%

01:00

20

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

10

km/h

Humidity icon

60%

02:00

17

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 163 degree

10

km/h

Humidity icon

61%

03:00

12

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

10

km/h

Humidity icon

67%

04:00

9

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 166 degree

9

km/h

Humidity icon

71%

05:00

9

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 169 degree

10

km/h

Humidity icon

71%

06:00

8

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 170 degree

9

km/h

Humidity icon

67%

07:00

8

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

9

km/h

Humidity icon

64%

08:00

8

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

8

km/h

Humidity icon

62%

09:00

9

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 195 degree

5

km/h

Humidity icon

54%

10:00

9

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

7

km/h

Humidity icon

42%

11:00

9

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 267 degree

4

km/h

Humidity icon

38%

12:00

10

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 98 degree

5

km/h

Humidity icon

35%

13:00

10

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 136 degree

9

km/h

Humidity icon

32%

14:00

10

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 156 degree

12

km/h

Humidity icon

29%

15:00

6

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

12

km/h

Humidity icon

29%

16:00

6

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 159 degree

13

km/h

Humidity icon

29%

17:00

6

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 156 degree

13

km/h

Humidity icon

30%

18:00

6

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 148 degree

9

km/h

Humidity icon

36%

19:00

6

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 150 degree

9

km/h

Humidity icon

43%

20:00

6

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 149 degree

10

km/h

Humidity icon

45%

21:00

7

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 164 degree

14

km/h

Humidity icon

43%

22:00

7

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 174 degree

16

km/h

Humidity icon

43%

23:00

7

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

17

km/h

Humidity icon

46%

Thu

00:00

7

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 176 degree

19

km/h

Humidity icon

49%

01:00

7

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 182 degree

17

km/h

Humidity icon

53%

02:00

7

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 176 degree

17

km/h

Humidity icon

56%

03:00

6

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 188 degree

15

km/h

Humidity icon

58%

04:00

6

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 176 degree

14

km/h

Humidity icon

61%

05:00

6

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 170 degree

16

km/h

Humidity icon

72%

06:00

6

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

16

km/h

Humidity icon

65%

07:00

6

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 182 degree

15

km/h

Humidity icon

59%

08:00

6

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 188 degree

11

km/h

Humidity icon

58%

09:00

15

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 176 degree

11

km/h

Humidity icon

57%

10:00

15

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 209 degree

9

km/h

Humidity icon

47%

11:00

15

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 228 degree

5

km/h

Humidity icon

40%

12:00

16

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

4

km/h

Humidity icon

37%

13:00

16

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 87 degree

1

km/h

Humidity icon

33%

14:00

16

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

7

km/h

Humidity icon

32%

15:00

20

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 122 degree

11

km/h

Humidity icon

32%

16:00

20

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 129 degree

13

km/h

Humidity icon

31%

17:00

20

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 160 degree

13

km/h

Humidity icon

33%

18:00

14

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 179 degree

11

km/h

Humidity icon

45%

19:00

14

Weather icon

70%

14°

IQAir AirVisual Air Quality Map Wind rotating 143 degree

19

km/h

Humidity icon

73%

20:00

14

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

14

km/h

Humidity icon

67%

21:00

29

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 185 degree

11

km/h

Humidity icon

66%

22:00

29

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 191 degree

9

km/h

Humidity icon

66%

23:00

29

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 188 degree

11

km/h

Humidity icon

64%

Fri

00:00

29

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 188 degree

9

km/h

Humidity icon

65%

01:00

29

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 187 degree

14

km/h

Humidity icon

66%

02:00

29

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 198 degree

18

km/h

Humidity icon

63%

03:00

29

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 193 degree

23

km/h

Humidity icon

57%

04:00

29

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

21

km/h

Humidity icon

56%

05:00

29

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 192 degree

23

km/h

Humidity icon

57%

06:00

13

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 191 degree

25

km/h

Humidity icon

54%

07:00

13

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 187 degree

23

km/h

Humidity icon

55%

08:00

13

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 184 degree

22

km/h

Humidity icon

57%

09:00

15

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 176 degree

22

km/h

Humidity icon

54%

10:00

15

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 197 degree

23

km/h

Humidity icon

42%

11:00

15

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 208 degree

27

km/h

Humidity icon

33%

12:00

9

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 210 degree

30

km/h

Humidity icon

26%

13:00

9

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 214 degree

31

km/h

Humidity icon

23%

14:00

9

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 211 degree

32

km/h

Humidity icon

20%

15:00

13

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

31

km/h

Humidity icon

19%

Daily forecast

|

Centennial air quality index (AQI⁺) forecast

Air pollutants

What is the current air quality in Centennial?

IQAir Check icon

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

air quality map

Real-time Centennial air pollution map

Health recommendations

Protect yourself from air pollution in Centennial

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Pollen

What is the pollen count in Centennial 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 Centennial

Health recommendations

air quality map

Real-time Centennial air pollution map

Pollen

What is the pollen count in Centennial 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 Centennial

Protect yourself from air pollution in Centennial

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Most polluted locations near Centennial

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Centennial

#StationsAQI⁺ US
1
The national flag of USA

1100-1198 E Irwin Pl

50

2
The national flag of USA

21399 E Weaver Pl

46

3
The national flag of USA

South Tamarac Street

46

4
The national flag of USA

Highland Reservoir

37

5
The national flag of USA

Huffman house 4

23

6
The national flag of USA

Huffman Home- 2 Flex

22

7
The national flag of USA

Huffman house 3

21

8
The national flag of USA

East Dry Creek Road

18

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Austin, Texas

91

2
The national flag of USA

Travis County, Texas

88

3
The national flag of USA

Harney, Oregon

79

4
The national flag of USA

Simi Valley, California

78

5
The national flag of USA

Thousand Oaks, California

78

6
The national flag of USA

Chelan, Washington

77

7
The national flag of USA

Bexar County, Texas

75

8
The national flag of USA

San Antonio, Texas

75

9
The national flag of USA

Dorrington, California

74

10
The national flag of USA

Hawaii, Hawaii

74

History

Historic air quality graph for Centennial

23 AQI⁺ US
Good
15:00–16:00 Oct 20 Local time
AQI⁺ US

History

Historic air quality graph for Centennial

23 AQI⁺ US
Good
15:00–16:00 Oct 20 Local time
AQI⁺ US

Most polluted locations near Centennial

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Centennial

#StationsAQI⁺ US
1
The national flag of USA

1100-1198 E Irwin Pl

50

2
The national flag of USA

21399 E Weaver Pl

46

3
The national flag of USA

South Tamarac Street

46

4
The national flag of USA

Highland Reservoir

37

5
The national flag of USA

Huffman house 4

23

6
The national flag of USA

Huffman Home- 2 Flex

22

7
The national flag of USA

Huffman house 3

21

8
The national flag of USA

East Dry Creek Road

18

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Austin, Texas

91

2
The national flag of USA

Travis County, Texas

88

3
The national flag of USA

Harney, Oregon

79

4
The national flag of USA

Simi Valley, California

78

5
The national flag of USA

Thousand Oaks, California

78

6
The national flag of USA

Chelan, Washington

77

7
The national flag of USA

Bexar County, Texas

75

8
The national flag of USA

San Antonio, Texas

75

9
The national flag of USA

Dorrington, California

74

10
The national flag of USA

Hawaii, Hawaii

74

Measure your own air quality

Get a monitor and contribute air quality data in your city.

Get a monitorHow to contribute
Polluted skies over Kuala Lumpur.
external link icon

October 20, 2026: Kuala Lumpur among top 10 most polluted cities in the world

external link icon

Wildfire Map Spotlight: Norte Fire, California

Forest fire.
external link icon

Wildfire Map Spotlight: Bryson Fire, Malibu, California

Where is the cleanest air quality in Centennial?