Air quality in Herndon

Air quality index (AQI⁺) and PM2.5 air pollution in Herndon • 3.6K Followers • 14:00, Apr 19 Local time

Jefferson County AQI Alert nearby

Jefferson County AQI Alert nearby

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16

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

2.9 µg/m³

weather condition icon

11°

wind direction icon

14 km/h

weather humid icon

61 %

Hourly forecast

Herndon air quality index (AQI⁺) forecast

Now

16

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 336 degree

14

km/h

Humidity icon

61%

15:00

15

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 291 degree

20

km/h

Humidity icon

58%

16:00

15

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 301 degree

31

km/h

Humidity icon

37%

17:00

15

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 307 degree

31

km/h

Humidity icon

30%

18:00

14

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

30

km/h

Humidity icon

40%

19:00

14

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 312 degree

25

km/h

Humidity icon

41%

20:00

14

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 318 degree

16

km/h

Humidity icon

44%

21:00

15

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 320 degree

5

km/h

Humidity icon

53%

22:00

17

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 202 degree

2

km/h

Humidity icon

63%

23:00

21

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 176 degree

4

km/h

Humidity icon

59%

Mon

00:00

23

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 161 degree

6

km/h

Humidity icon

60%

01:00

25

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 166 degree

8

km/h

Humidity icon

61%

02:00

29

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 179 degree

11

km/h

Humidity icon

57%

03:00

29

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 215 degree

9

km/h

Humidity icon

54%

04:00

29

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 261 degree

6

km/h

Humidity icon

57%

05:00

30

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 307 degree

7

km/h

Humidity icon

54%

06:00

30

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 314 degree

10

km/h

Humidity icon

60%

07:00

30

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 309 degree

14

km/h

Humidity icon

71%

08:00

30

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 320 degree

25

km/h

Humidity icon

66%

09:00

25

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 324 degree

25

km/h

Humidity icon

60%

10:00

20

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 319 degree

25

km/h

Humidity icon

47%

11:00

15

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 323 degree

27

km/h

Humidity icon

48%

12:00

13

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 319 degree

24

km/h

Humidity icon

45%

13:00

11

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 315 degree

26

km/h

Humidity icon

37%

14:00

9

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 314 degree

26

km/h

Humidity icon

29%

15:00

8

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 316 degree

26

km/h

Humidity icon

29%

16:00

8

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 317 degree

25

km/h

Humidity icon

29%

17:00

8

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 320 degree

25

km/h

Humidity icon

30%

18:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 323 degree

25

km/h

Humidity icon

33%

19:00

10

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 328 degree

23

km/h

Humidity icon

33%

20:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 334 degree

18

km/h

Humidity icon

36%

21:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 334 degree

16

km/h

Humidity icon

37%

22:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 333 degree

16

km/h

Humidity icon

42%

23:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 327 degree

15

km/h

Humidity icon

46%

Tue

00:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 333 degree

12

km/h

Humidity icon

49%

01:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 329 degree

9

km/h

Humidity icon

53%

02:00

11

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 329 degree

7

km/h

Humidity icon

58%

03:00

13

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 342 degree

8

km/h

Humidity icon

60%

04:00

15

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 2 degree

6

km/h

Humidity icon

62%

05:00

17

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 3 degree

5

km/h

Humidity icon

67%

06:00

18

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 6 degree

4

km/h

Humidity icon

73%

07:00

19

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 341 degree

3

km/h

Humidity icon

73%

08:00

21

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 41 degree

4

km/h

Humidity icon

52%

09:00

20

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 73 degree

5

km/h

Humidity icon

40%

10:00

19

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 157 degree

1

km/h

Humidity icon

35%

11:00

18

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 246 degree

4

km/h

Humidity icon

31%

12:00

16

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 227 degree

4

km/h

Humidity icon

26%

13:00

14

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 215 degree

6

km/h

Humidity icon

24%

14:00

13

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 206 degree

9

km/h

Humidity icon

23%

15:00

14

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 201 degree

12

km/h

Humidity icon

23%

16:00

15

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 204 degree

13

km/h

Humidity icon

25%

17:00

16

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 196 degree

15

km/h

Humidity icon

26%

18:00

18

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 191 degree

17

km/h

Humidity icon

27%

19:00

20

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 186 degree

17

km/h

Humidity icon

29%

20:00

22

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

15

km/h

Humidity icon

34%

21:00

22

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 170 degree

15

km/h

Humidity icon

35%

22:00

23

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

15

km/h

Humidity icon

44%

23:00

24

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

15

km/h

Humidity icon

44%

Wed

00:00

23

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

13

km/h

Humidity icon

47%

01:00

22

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

13

km/h

Humidity icon

54%

02:00

22

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 180 degree

11

km/h

Humidity icon

57%

03:00

22

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 180 degree

11

km/h

Humidity icon

57%

04:00

22

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 180 degree

11

km/h

Humidity icon

61%

05:00

23

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

11

km/h

Humidity icon

62%

06:00

24

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

11

km/h

Humidity icon

62%

07:00

25

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

11

km/h

Humidity icon

62%

08:00

27

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 200 degree

9

km/h

Humidity icon

66%

09:00

38

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

11

km/h

Humidity icon

62%

10:00

49

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

13

km/h

Humidity icon

62%

11:00

61

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

13

km/h

Humidity icon

55%

12:00

62

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 210 degree

13

km/h

Humidity icon

49%

13:00

63

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 240 degree

15

km/h

Humidity icon

43%

Daily forecast

|

Herndon air quality index (AQI⁺) forecast

Today

15

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 315 degree

43

km/h

Humidity icon

62%

Mon

20

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 315 degree

27

km/h

Humidity icon

43%

Tue

15

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

17

km/h

Humidity icon

36%

Air pollutants

What is the current air quality in Herndon?

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

Get a monitor

Pollen

What is the pollen count in Herndon today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

Low

25%
Pollen grass icon

Grass

Moderate

50%
Pollen weed icon

Weed

Low

25%

Source:

wetter.com
Pollen forecast in Herndon

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 Herndon today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

Low

25%
Pollen grass icon

Grass

Moderate

50%
Pollen weed icon

Weed

Low

25%

Source:

wetter.com
Pollen forecast in Herndon

Most polluted locations near Herndon

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Herndon

#StationsAQI⁺ US
1
The national flag of USA

Woodland Crossing

16

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Phoenix, Arizona

149

2
The national flag of USA

Mesa, Arizona

129

3
The national flag of USA

Tempe, Arizona

114

4
The national flag of USA

Scottsdale, Arizona

102

5
The national flag of USA

Casa Grande, Arizona

99

6
The national flag of USA

Pahala, Hawaii

96

7
The national flag of USA

Avenal, California

70

8
The national flag of USA

Surprise, Arizona

69

9
The national flag of USA

Fernandina Beach, Florida

66

10
The national flag of USA

Jurupa Valley, California

64

History

Historic air quality graph for Herndon

16 AQI⁺ US
Good
13:00–14:00 Apr 19 
AQI⁺ US

History

Historic air quality graph for Herndon

16 AQI⁺ US
Good
13:00–14:00 Apr 19 
AQI⁺ US

Most polluted locations near Herndon

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Herndon

#StationsAQI⁺ US
1
The national flag of USA

Woodland Crossing

16

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Phoenix, Arizona

149

2
The national flag of USA

Mesa, Arizona

129

3
The national flag of USA

Tempe, Arizona

114

4
The national flag of USA

Scottsdale, Arizona

102

5
The national flag of USA

Casa Grande, Arizona

99

6
The national flag of USA

Pahala, Hawaii

96

7
The national flag of USA

Avenal, California

70

8
The national flag of USA

Surprise, Arizona

69

9
The national flag of USA

Fernandina Beach, Florida

66

10
The national flag of USA

Jurupa Valley, California

64

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