WorldArrow icon
Arrow iconGrand County

Air quality in Grand County

Air quality index (AQI⁺) and PM2.5 air pollution in Grand County • 01:00, May 15 Local time

37

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

6.8 µg/m³

weather condition icon

10°

wind direction icon

6 km/h

weather humid icon

30 %

Hourly forecast

Grand County air quality index (AQI⁺) forecast

Now

37

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 270 degree

6

km/h

Humidity icon

30%

02:00

35

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

6

km/h

Humidity icon

30%

03:00

33

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

7

km/h

Humidity icon

31%

04:00

31

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

6

km/h

Humidity icon

33%

05:00

29

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 278 degree

6

km/h

Humidity icon

34%

06:00

25

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

7

km/h

Humidity icon

35%

07:00

23

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 244 degree

5

km/h

Humidity icon

40%

08:00

21

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

6

km/h

Humidity icon

39%

09:00

18

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 234 degree

8

km/h

Humidity icon

32%

10:00

16

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 234 degree

7

km/h

Humidity icon

23%

11:00

14

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 224 degree

8

km/h

Humidity icon

22%

12:00

12

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 233 degree

11

km/h

Humidity icon

22%

13:00

10

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 247 degree

16

km/h

Humidity icon

21%

14:00

10

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 250 degree

19

km/h

Humidity icon

20%

15:00

10

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 248 degree

20

km/h

Humidity icon

19%

16:00

10

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 254 degree

16

km/h

Humidity icon

20%

17:00

10

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 263 degree

11

km/h

Humidity icon

20%

18:00

9

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

10

km/h

Humidity icon

21%

19:00

9

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 260 degree

8

km/h

Humidity icon

24%

20:00

9

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 302 degree

6

km/h

Humidity icon

22%

21:00

7

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 298 degree

2

km/h

Humidity icon

19%

22:00

7

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 301 degree

2

km/h

Humidity icon

22%

23:00

7

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 244 degree

1

km/h

Humidity icon

22%

Sat

00:00

6

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

1

km/h

Humidity icon

27%

01:00

6

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 78 degree

3

km/h

Humidity icon

31%

02:00

6

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 27 degree

4

km/h

Humidity icon

32%

03:00

6

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 53 degree

5

km/h

Humidity icon

31%

04:00

6

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 45 degree

5

km/h

Humidity icon

29%

05:00

6

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 241 degree

5

km/h

Humidity icon

28%

06:00

7

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 30 degree

10

km/h

Humidity icon

40%

07:00

7

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 48 degree

4

km/h

Humidity icon

41%

08:00

7

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 65 degree

5

km/h

Humidity icon

36%

09:00

11

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 78 degree

6

km/h

Humidity icon

41%

10:00

11

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 76 degree

8

km/h

Humidity icon

33%

11:00

11

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

3

km/h

Humidity icon

29%

12:00

12

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 233 degree

17

km/h

Humidity icon

25%

13:00

12

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

27

km/h

Humidity icon

21%

14:00

12

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

27

km/h

Humidity icon

22%

15:00

18

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 292 degree

14

km/h

Humidity icon

35%

16:00

18

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

29

km/h

Humidity icon

32%

17:00

18

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 252 degree

23

km/h

Humidity icon

28%

18:00

47

Weather icon

90%

8°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

12

km/h

Humidity icon

82%

19:00

47

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 306 degree

11

km/h

Humidity icon

56%

20:00

47

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 306 degree

14

km/h

Humidity icon

60%

21:00

55

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 286 degree

8

km/h

Humidity icon

58%

22:00

55

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

8

km/h

Humidity icon

66%

23:00

55

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 295 degree

7

km/h

Humidity icon

66%

Sun

00:00

33

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 6 degree

2

km/h

Humidity icon

67%

01:00

33

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 263 degree

1

km/h

Humidity icon

68%

02:00

33

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 35 degree

1

km/h

Humidity icon

69%

03:00

22

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 88 degree

1

km/h

Humidity icon

72%

04:00

22

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

8

km/h

Humidity icon

83%

05:00

22

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

5

km/h

Humidity icon

82%

06:00

14

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 241 degree

6

km/h

Humidity icon

90%

07:00

14

Weather icon

80%

4°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

5

km/h

Humidity icon

89%

08:00

14

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

7

km/h

Humidity icon

81%

09:00

16

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 269 degree

9

km/h

Humidity icon

77%

10:00

16

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 284 degree

10

km/h

Humidity icon

69%

11:00

16

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 269 degree

16

km/h

Humidity icon

67%

12:00

21

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 295 degree

13

km/h

Humidity icon

66%

13:00

21

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

7

km/h

Humidity icon

64%

14:00

21

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

9

km/h

Humidity icon

48%

15:00

54

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

9

km/h

Humidity icon

36%

16:00

54

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 200 degree

10

km/h

Humidity icon

41%

17:00

54

Weather icon

80%

4°

IQAir AirVisual Air Quality Map Wind rotating 267 degree

12

km/h

Humidity icon

79%

18:00

33

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 306 degree

5

km/h

Humidity icon

71%

19:00

33

Weather icon

5°

IQAir AirVisual Air Quality Map Wind rotating 307 degree

4

km/h

Humidity icon

69%

20:00

33

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 191 degree

3

km/h

Humidity icon

79%

21:00

22

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 130 degree

6

km/h

Humidity icon

81%

22:00

22

Weather icon

3°

IQAir AirVisual Air Quality Map Wind rotating 258 degree

2

km/h

Humidity icon

84%

23:00

22

Weather icon

80%

2°

IQAir AirVisual Air Quality Map Wind rotating 111 degree

4

km/h

Humidity icon

95%

Mon

00:00

18

Weather icon

2°

IQAir AirVisual Air Quality Map Wind rotating 100 degree

7

km/h

Humidity icon

97%

Daily forecast

|

Grand County air quality index (AQI⁺) forecast

Air pollutants

What is the current air quality in Grand County?

IQAir exclamation icon

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

air quality map

Real-time Grand County air pollution map

Health recommendations

Protect yourself from air pollution in Grand County

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Pollen

What is the pollen count in Grand County today?

Index

Pollen global icon

Low

Pollen tree icon

Tree

Low

25%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

None

0%

Source:

wetter.com
Pollen forecast in Grand County

Health recommendations

air quality map

Real-time Grand County air pollution map

Pollen

What is the pollen count in Grand County today?

Index

Pollen global icon

Low

Pollen tree icon

Tree

Low

25%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

None

0%

Source:

wetter.com
Pollen forecast in Grand County

Protect yourself from air pollution in Grand County

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Most polluted locations near Grand County

Worldwide AQI⁺ rankingArrow icon

Station ranking

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

#StationsAQI⁺ US
1
The national flag of USA

Rocky Mountain National Park - Longs Peak

54

2
The national flag of USA

Fairview Court

37

3
The national flag of USA

740 County Rd 6421

28

4
The national flag of USA

Granby CO

24

5
The national flag of USA

Sunset Way

23

6
The national flag of USA

County Road 60

21

7
The national flag of USA

County Rd 89

17

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Indio, California

134

2
The national flag of USA

Bakersfield, California

81

3
The national flag of USA

Davenport, Iowa

80

4
The national flag of USA

Jurupa Valley, California

73

5
The national flag of USA

Pascagoula, Mississippi

72

6
The national flag of USA

Lancaster, California

70

7
The national flag of USA

Pahrump, Nevada

70

8
The national flag of USA

Palm Desert, California

69

9
The national flag of USA

Jackson, Mississippi

64

10
The national flag of USA

La Mirada, California

62

History

Historic air quality graph for Grand County

37 AQI⁺ US
Good
00:00–01:00 May 15 Local time
AQI⁺ US

History

Historic air quality graph for Grand County

37 AQI⁺ US
Good
00:00–01:00 May 15 Local time
AQI⁺ US

Most polluted locations near Grand County

Worldwide AQI⁺ rankingArrow icon

Station ranking

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

#StationsAQI⁺ US
1
The national flag of USA

Rocky Mountain National Park - Longs Peak

54

2
The national flag of USA

Fairview Court

37

3
The national flag of USA

740 County Rd 6421

28

4
The national flag of USA

Granby CO

24

5
The national flag of USA

Sunset Way

23

6
The national flag of USA

County Road 60

21

7
The national flag of USA

County Rd 89

17

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Indio, California

134

2
The national flag of USA

Bakersfield, California

81

3
The national flag of USA

Davenport, Iowa

80

4
The national flag of USA

Jurupa Valley, California

73

5
The national flag of USA

Pascagoula, Mississippi

72

6
The national flag of USA

Lancaster, California

70

7
The national flag of USA

Pahrump, Nevada

70

8
The national flag of USA

Palm Desert, California

69

9
The national flag of USA

Jackson, Mississippi

64

10
The national flag of USA

La Mirada, California

62

Measure your own air quality

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

Get a monitorHow to contribute
Forest wildfire sending thick smoke into the sky
external link icon

Wildfire Map Spotlight: Max Road Miramar Fire, Florida

external link icon

May 14, 2026: Santiago among top 10 most polluted cities in the world

Polluted skies of Sao Paulo
external link icon

May 13, 2026: São Paulo among top 10 most polluted cities in the world

Begin your journey for cleaner air #IQAir

IQAir InstagramVisit us
IQAir TwitterVisit us
IQAir TiktokVisit us
IQAir FacebookVisit us

Where is the cleanest air quality in Grand County?