WorldArrow icon
Arrow iconLarimer

Air quality in Larimer

Air quality index (AQI⁺) and PM2.5 air pollution in Larimer • 16.8K Followers • 23:00, Sep 05 Local time

Colorado Department of Public Health & Environment (CDPHE)JRed Pony FarmBeyondAirCheryl SwansonAnonymous contributor

29

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

O₃

62 µg/m³

weather condition icon

21°

wind direction icon

10 km/h

weather humid icon

39 %

Colorado Department of Public Health & Environment (CDPHE)JRed Pony FarmBeyondAirCheryl SwansonAnonymous contributor

Hourly forecast

Larimer air quality index (AQI⁺) forecast

Now

29

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 246 degree

10

km/h

Humidity icon

39%

Sun

01:00

25

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 248 degree

8

km/h

Humidity icon

37%

02:00

24

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 246 degree

8

km/h

Humidity icon

39%

03:00

22

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 235 degree

7

km/h

Humidity icon

42%

04:00

21

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 240 degree

9

km/h

Humidity icon

44%

05:00

19

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

12

km/h

Humidity icon

39%

06:00

17

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

13

km/h

Humidity icon

36%

07:00

15

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

13

km/h

Humidity icon

37%

08:00

13

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

12

km/h

Humidity icon

47%

09:00

16

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 276 degree

10

km/h

Humidity icon

52%

10:00

14

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 325 degree

8

km/h

Humidity icon

44%

11:00

13

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 1 degree

7

km/h

Humidity icon

34%

12:00

10

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 22 degree

7

km/h

Humidity icon

31%

13:00

10

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 333 degree

3

km/h

Humidity icon

31%

14:00

10

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

10

km/h

Humidity icon

36%

15:00

16

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 229 degree

5

km/h

Humidity icon

39%

16:00

16

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 49 degree

2

km/h

Humidity icon

35%

17:00

16

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 80 degree

6

km/h

Humidity icon

35%

18:00

19

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

7

km/h

Humidity icon

35%

19:00

19

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 118 degree

7

km/h

Humidity icon

36%

20:00

19

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 138 degree

5

km/h

Humidity icon

36%

21:00

21

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 94 degree

5

km/h

Humidity icon

38%

22:00

21

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 51 degree

7

km/h

Humidity icon

54%

23:00

21

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 304 degree

4

km/h

Humidity icon

65%

Mon

00:00

17

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

4

km/h

Humidity icon

66%

01:00

17

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 280 degree

5

km/h

Humidity icon

57%

02:00

17

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

5

km/h

Humidity icon

50%

03:00

14

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 251 degree

7

km/h

Humidity icon

45%

04:00

14

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 249 degree

9

km/h

Humidity icon

42%

05:00

14

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 250 degree

10

km/h

Humidity icon

39%

06:00

17

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

8

km/h

Humidity icon

36%

07:00

17

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

11

km/h

Humidity icon

38%

08:00

17

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

19

km/h

Humidity icon

46%

09:00

18

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 252 degree

8

km/h

Humidity icon

44%

10:00

18

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 99 degree

3

km/h

Humidity icon

42%

11:00

18

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 13 degree

4

km/h

Humidity icon

46%

12:00

10

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 58 degree

5

km/h

Humidity icon

51%

13:00

10

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 329 degree

2

km/h

Humidity icon

50%

14:00

10

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 235 degree

7

km/h

Humidity icon

39%

15:00

12

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 241 degree

8

km/h

Humidity icon

36%

16:00

12

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

4

km/h

Humidity icon

35%

17:00

12

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 295 degree

8

km/h

Humidity icon

45%

18:00

12

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

6

km/h

Humidity icon

43%

19:00

12

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 295 degree

3

km/h

Humidity icon

43%

20:00

12

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 117 degree

2

km/h

Humidity icon

43%

21:00

15

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 71 degree

7

km/h

Humidity icon

49%

22:00

15

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 314 degree

4

km/h

Humidity icon

75%

23:00

15

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 244 degree

7

km/h

Humidity icon

50%

Tue

00:00

8

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

8

km/h

Humidity icon

41%

01:00

8

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 251 degree

7

km/h

Humidity icon

40%

02:00

8

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

8

km/h

Humidity icon

39%

03:00

15

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

9

km/h

Humidity icon

41%

04:00

15

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

10

km/h

Humidity icon

46%

05:00

15

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 269 degree

10

km/h

Humidity icon

51%

06:00

9

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

9

km/h

Humidity icon

51%

07:00

9

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 239 degree

12

km/h

Humidity icon

51%

08:00

9

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 235 degree

11

km/h

Humidity icon

43%

09:00

14

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 235 degree

20

km/h

Humidity icon

31%

10:00

14

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 233 degree

19

km/h

Humidity icon

25%

11:00

14

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 228 degree

17

km/h

Humidity icon

20%

12:00

7

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 234 degree

12

km/h

Humidity icon

19%

13:00

7

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 222 degree

8

km/h

Humidity icon

19%

14:00

7

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

7

km/h

Humidity icon

17%

15:00

6

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 286 degree

11

km/h

Humidity icon

16%

16:00

6

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 314 degree

16

km/h

Humidity icon

17%

17:00

6

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 346 degree

15

km/h

Humidity icon

21%

18:00

6

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 10 degree

14

km/h

Humidity icon

28%

19:00

6

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 344 degree

11

km/h

Humidity icon

35%

20:00

6

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 294 degree

14

km/h

Humidity icon

34%

21:00

6

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

17

km/h

Humidity icon

30%

22:00

6

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

16

km/h

Humidity icon

31%

23:00

6

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 269 degree

16

km/h

Humidity icon

33%

Daily forecast

|

Larimer air quality index (AQI⁺) forecast

Air pollutants

What is the current air quality in Larimer?

IQAir Check icon

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

air quality map

Real-time Larimer air pollution map

Health recommendations

Pollen

What is the pollen count in Larimer today?

Index

Pollen global icon

High

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

High

75%

Source:

wetter.com
Pollen forecast in Larimer

Health recommendations

air quality map

Real-time Larimer air pollution map

Pollen

What is the pollen count in Larimer today?

Index

Pollen global icon

High

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

High

75%

Source:

wetter.com
Pollen forecast in Larimer

Most polluted locations near Larimer

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Larimer

#StationsAQI⁺ US
1
The national flag of USA

92-22 Lookout Dr

34

2
The national flag of USA

Christman - Bucket

24

3
The national flag of USA

2013 Lindenmeier Rd

22

4
The national flag of USA

517 Talons Reach Way

22

5
The national flag of USA

141 Camino Real

20

6
The national flag of USA

5638-5604 Owl Canyon Rd

18

7
The national flag of USA

6098-6076 Owl Canyon Rd

17

8
The national flag of USA

7282-7230 S St Vrain Ave

15

9
The national flag of USA

701 ECR 76

6

10
The national flag of USA

Carriage Hills

6

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Memphis, Tennessee

79

2
The national flag of USA

Lilydale, Minnesota

63

3
The national flag of USA

Murrieta, California

63

4
The national flag of USA

Champaign, Illinois

61

5
The national flag of USA

Little Rock, Arkansas

61

6
The national flag of USA

Urbana, Illinois

61

7
The national flag of USA

Green Bay, Wisconsin

60

8
The national flag of USA

Lake Stevens, Washington

59

9
The national flag of USA

Bakersfield, California

58

10
The national flag of USA

Cherokee, North Carolina

58

History

Historic air quality graph for Larimer

29 AQI⁺ US
Good
22:00–23:00 Sep 05 Local time
AQI⁺ US

History

Historic air quality graph for Larimer

29 AQI⁺ US
Good
22:00–23:00 Sep 05 Local time
AQI⁺ US

Most polluted locations near Larimer

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Larimer

#StationsAQI⁺ US
1
The national flag of USA

92-22 Lookout Dr

34

2
The national flag of USA

Christman - Bucket

24

3
The national flag of USA

2013 Lindenmeier Rd

22

4
The national flag of USA

517 Talons Reach Way

22

5
The national flag of USA

141 Camino Real

20

6
The national flag of USA

5638-5604 Owl Canyon Rd

18

7
The national flag of USA

6098-6076 Owl Canyon Rd

17

8
The national flag of USA

7282-7230 S St Vrain Ave

15

9
The national flag of USA

701 ECR 76

6

10
The national flag of USA

Carriage Hills

6

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Memphis, Tennessee

79

2
The national flag of USA

Lilydale, Minnesota

63

3
The national flag of USA

Murrieta, California

63

4
The national flag of USA

Champaign, Illinois

61

5
The national flag of USA

Little Rock, Arkansas

61

6
The national flag of USA

Urbana, Illinois

61

7
The national flag of USA

Green Bay, Wisconsin

60

8
The national flag of USA

Lake Stevens, Washington

59

9
The national flag of USA

Bakersfield, California

58

10
The national flag of USA

Cherokee, North Carolina

58

Measure your own air quality

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

Get a monitorHow to contribute
external link icon

September 5, 2026: Kolkata among top 10 most polluted cities in the world

external link icon

Wildfire Map Spotlight: Washington Wildfires

Dense forest burning.
external link icon

Wildfire Map Spotlight: Austin Fire, Oregon

Where is the cleanest air quality in Larimer?