Air quality in Longmont

Air quality index (AQI⁺) and PM2.5 air pollution in Longmont • 18.3K Followers • 14:00, Apr 23 Local time

Milliken AQI Alert nearby

Milliken AQI Alert nearby

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27

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

4.8 µg/m³

weather condition icon

18°

wind direction icon

30 km/h

weather humid icon

17 %

Hourly forecast

Longmont air quality index (AQI⁺) forecast

Now

27

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 287 degree

30

km/h

Humidity icon

17%

16:00

24

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 287 degree

30

km/h

Humidity icon

17%

17:00

22

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 293 degree

24

km/h

Humidity icon

18%

18:00

20

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 287 degree

21

km/h

Humidity icon

19%

19:00

18

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 280 degree

20

km/h

Humidity icon

21%

20:00

17

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

13

km/h

Humidity icon

23%

21:00

15

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 249 degree

6

km/h

Humidity icon

28%

22:00

13

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 153 degree

6

km/h

Humidity icon

30%

23:00

11

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 121 degree

8

km/h

Humidity icon

34%

Fri

00:00

14

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 133 degree

8

km/h

Humidity icon

37%

01:00

12

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 170 degree

6

km/h

Humidity icon

41%

02:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 244 degree

4

km/h

Humidity icon

48%

03:00

10

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 268 degree

3

km/h

Humidity icon

51%

04:00

10

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 287 degree

2

km/h

Humidity icon

50%

05:00

10

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 327 degree

3

km/h

Humidity icon

50%

06:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 317 degree

1

km/h

Humidity icon

51%

07:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 127 degree

4

km/h

Humidity icon

51%

08:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 126 degree

7

km/h

Humidity icon

41%

09:00

8

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 181 degree

10

km/h

Humidity icon

23%

10:00

8

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 181 degree

11

km/h

Humidity icon

21%

11:00

8

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 216 degree

11

km/h

Humidity icon

17%

12:00

7

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 199 degree

9

km/h

Humidity icon

14%

13:00

7

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 198 degree

9

km/h

Humidity icon

13%

14:00

7

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 197 degree

15

km/h

Humidity icon

13%

15:00

7

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 198 degree

13

km/h

Humidity icon

12%

16:00

7

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 246 degree

22

km/h

Humidity icon

7%

17:00

7

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 250 degree

27

km/h

Humidity icon

7%

18:00

6

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

26

km/h

Humidity icon

6%

19:00

6

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 271 degree

20

km/h

Humidity icon

7%

20:00

6

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 290 degree

14

km/h

Humidity icon

12%

21:00

9

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 294 degree

15

km/h

Humidity icon

12%

22:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 12 degree

34

km/h

Humidity icon

82%

23:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 15 degree

20

km/h

Humidity icon

52%

Sat

00:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 26 degree

17

km/h

Humidity icon

49%

01:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 6 degree

13

km/h

Humidity icon

51%

02:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 23 degree

9

km/h

Humidity icon

52%

03:00

12

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 67 degree

9

km/h

Humidity icon

52%

04:00

12

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 94 degree

9

km/h

Humidity icon

51%

05:00

12

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 100 degree

8

km/h

Humidity icon

52%

06:00

13

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 105 degree

8

km/h

Humidity icon

54%

07:00

13

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 106 degree

9

km/h

Humidity icon

55%

08:00

13

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 108 degree

10

km/h

Humidity icon

57%

09:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 110 degree

12

km/h

Humidity icon

55%

10:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 115 degree

12

km/h

Humidity icon

52%

11:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 127 degree

9

km/h

Humidity icon

47%

12:00

14

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 123 degree

10

km/h

Humidity icon

41%

13:00

14

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 121 degree

13

km/h

Humidity icon

36%

14:00

14

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 124 degree

14

km/h

Humidity icon

33%

15:00

12

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 122 degree

13

km/h

Humidity icon

31%

16:00

12

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 93 degree

16

km/h

Humidity icon

30%

17:00

12

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 89 degree

17

km/h

Humidity icon

31%

18:00

15

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 91 degree

16

km/h

Humidity icon

35%

19:00

15

Weather icon

80%

IQAir AirVisual Air Quality Map Wind rotating 97 degree

19

km/h

Humidity icon

55%

20:00

15

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 87 degree

12

km/h

Humidity icon

65%

21:00

19

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 79 degree

7

km/h

Humidity icon

67%

22:00

19

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 83 degree

7

km/h

Humidity icon

67%

23:00

19

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 97 degree

7

km/h

Humidity icon

64%

Sun

00:00

22

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 105 degree

11

km/h

Humidity icon

69%

01:00

22

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 103 degree

11

km/h

Humidity icon

71%

02:00

22

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 108 degree

9

km/h

Humidity icon

69%

03:00

21

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 108 degree

4

km/h

Humidity icon

69%

04:00

21

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 93 degree

2

km/h

Humidity icon

70%

05:00

21

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 83 degree

4

km/h

Humidity icon

70%

06:00

21

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 50 degree

5

km/h

Humidity icon

70%

07:00

21

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 31 degree

5

km/h

Humidity icon

70%

08:00

21

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 38 degree

6

km/h

Humidity icon

67%

09:00

19

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 43 degree

8

km/h

Humidity icon

61%

10:00

19

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 49 degree

8

km/h

Humidity icon

56%

11:00

19

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 50 degree

7

km/h

Humidity icon

51%

12:00

18

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 40 degree

6

km/h

Humidity icon

45%

13:00

18

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 32 degree

8

km/h

Humidity icon

41%

14:00

18

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 336 degree

9

km/h

Humidity icon

37%

Daily forecast

|

Longmont air quality index (AQI⁺) forecast

Today

25

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 270 degree

35

km/h

Humidity icon

23%

Fri

8

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

34

km/h

Humidity icon

23%

Sat

11

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 90 degree

19

km/h

Humidity icon

48%

Air pollutants

What is the current air quality in Longmont?

IQAir Check icon

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

Health recommendations

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Enjoy outdoor activities

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Open your windows to bring clean, fresh air indoors

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Protect yourself from air pollution in Longmont

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Air Quality Monitors

Pollen

What is the pollen count in Longmont 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 Longmont

Health recommendations

common.healthRecommendationComp.icons.exerciseAlt

Enjoy outdoor activities

common.healthRecommendationComp.icons.windowAlt

Open your windows to bring clean, fresh air indoors

Get a monitor

Pollen

What is the pollen count in Longmont 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 Longmont

Protect yourself from air pollution in Longmont

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Most polluted locations near Longmont

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Longmont

#StationsAQI⁺ US
1
The national flag of USA

Hallett Peak

27

2
The national flag of USA

Independence Drive

27

3
The national flag of USA

Longmont Fire Station 3

27

4
The national flag of USA

Mallard Place

27

5
The national flag of USA

Summerlin Lane

27

6
The national flag of USA

The Shores

27

7
The national flag of USA

Snead Court

26

8
The national flag of USA

Longmont

6

9
The national flag of USA

Rabbit Mountain Equestrian Center

0

10
The national flag of USA

Rozena Drive

0

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Avenal, California

313

2
The national flag of USA

Port Arthur, Texas

78

3
The national flag of USA

Manitowoc, Wisconsin

73

4
The national flag of USA

North Charleston, South Carolina

72

5
The national flag of USA

Sewanee, Tennessee

68

6
The national flag of USA

Albany, Georgia

67

7
The national flag of USA

Decatur, Georgia

67

8
The national flag of USA

East Point, Georgia

67

9
The national flag of USA

Rome, Georgia

66

10
The national flag of USA

Beltsville, Maryland

65

History

Historic air quality graph for Longmont

27 AQI⁺ US
Good
13:00–14:00 Apr 23 Local time
AQI⁺ US

History

Historic air quality graph for Longmont

27 AQI⁺ US
Good
13:00–14:00 Apr 23 Local time
AQI⁺ US

Most polluted locations near Longmont

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Longmont

#StationsAQI⁺ US
1
The national flag of USA

Hallett Peak

27

2
The national flag of USA

Independence Drive

27

3
The national flag of USA

Longmont Fire Station 3

27

4
The national flag of USA

Mallard Place

27

5
The national flag of USA

Summerlin Lane

27

6
The national flag of USA

The Shores

27

7
The national flag of USA

Snead Court

26

8
The national flag of USA

Longmont

6

9
The national flag of USA

Rabbit Mountain Equestrian Center

0

10
The national flag of USA

Rozena Drive

0

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Avenal, California

313

2
The national flag of USA

Port Arthur, Texas

78

3
The national flag of USA

Manitowoc, Wisconsin

73

4
The national flag of USA

North Charleston, South Carolina

72

5
The national flag of USA

Sewanee, Tennessee

68

6
The national flag of USA

Albany, Georgia

67

7
The national flag of USA

Decatur, Georgia

67

8
The national flag of USA

East Point, Georgia

67

9
The national flag of USA

Rome, Georgia

66

10
The national flag of USA

Beltsville, Maryland

65

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