Air quality in Chelmsford

Air quality index (AQI⁺) and PM2.5 air pollution in Chelmsford • 572 Followers • 16:00, May 11

Milford AQI Alert nearby

Milford AQI Alert nearby

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22

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

3.9 µg/m³

weather condition icon

16°

wind direction icon

7 km/h

weather humid icon

38 %

Hourly forecast

Chelmsford air quality index (AQI⁺) forecast

Now

22

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 294 degree

7

km/h

Humidity icon

38%

17:00

21

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

10

km/h

Humidity icon

38%

18:00

20

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 307 degree

10

km/h

Humidity icon

38%

19:00

19

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 320 degree

12

km/h

Humidity icon

37%

20:00

18

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 317 degree

15

km/h

Humidity icon

44%

21:00

17

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

10

km/h

Humidity icon

49%

22:00

17

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 314 degree

12

km/h

Humidity icon

50%

23:00

17

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 346 degree

16

km/h

Humidity icon

56%

Tue

00:00

17

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 343 degree

15

km/h

Humidity icon

56%

01:00

16

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 336 degree

15

km/h

Humidity icon

59%

02:00

14

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 329 degree

14

km/h

Humidity icon

58%

03:00

13

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 324 degree

14

km/h

Humidity icon

61%

04:00

12

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 322 degree

13

km/h

Humidity icon

65%

05:00

14

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 324 degree

12

km/h

Humidity icon

68%

06:00

14

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 323 degree

12

km/h

Humidity icon

70%

07:00

14

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 326 degree

13

km/h

Humidity icon

69%

08:00

18

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 330 degree

13

km/h

Humidity icon

66%

09:00

18

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 334 degree

14

km/h

Humidity icon

58%

10:00

18

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 339 degree

16

km/h

Humidity icon

46%

11:00

18

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 335 degree

16

km/h

Humidity icon

42%

12:00

18

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 324 degree

14

km/h

Humidity icon

40%

13:00

18

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 311 degree

13

km/h

Humidity icon

38%

14:00

16

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 301 degree

14

km/h

Humidity icon

36%

15:00

16

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 296 degree

15

km/h

Humidity icon

37%

16:00

16

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 296 degree

17

km/h

Humidity icon

35%

17:00

12

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 304 degree

17

km/h

Humidity icon

33%

18:00

12

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 307 degree

15

km/h

Humidity icon

35%

19:00

12

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

12

km/h

Humidity icon

38%

20:00

13

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 318 degree

6

km/h

Humidity icon

38%

21:00

13

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 302 degree

5

km/h

Humidity icon

42%

22:00

13

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 282 degree

4

km/h

Humidity icon

46%

23:00

23

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 281 degree

3

km/h

Humidity icon

49%

Wed

00:00

23

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 252 degree

2

km/h

Humidity icon

52%

01:00

23

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 241 degree

4

km/h

Humidity icon

55%

02:00

36

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 261 degree

3

km/h

Humidity icon

58%

03:00

36

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 298 degree

2

km/h

Humidity icon

60%

04:00

36

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 75 degree

3

km/h

Humidity icon

62%

05:00

40

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 82 degree

3

km/h

Humidity icon

67%

06:00

40

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 104 degree

3

km/h

Humidity icon

71%

07:00

40

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 124 degree

6

km/h

Humidity icon

69%

08:00

34

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 144 degree

7

km/h

Humidity icon

63%

09:00

34

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 163 degree

8

km/h

Humidity icon

59%

10:00

34

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

10

km/h

Humidity icon

57%

11:00

26

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

15

km/h

Humidity icon

55%

12:00

26

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 200 degree

19

km/h

Humidity icon

58%

13:00

26

Weather icon

90%

12°

IQAir AirVisual Air Quality Map Wind rotating 198 degree

19

km/h

Humidity icon

72%

14:00

35

Weather icon

90%

11°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

18

km/h

Humidity icon

83%

15:00

35

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 174 degree

19

km/h

Humidity icon

83%

16:00

35

Weather icon

90%

10°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

16

km/h

Humidity icon

82%

17:00

34

Weather icon

90%

11°

IQAir AirVisual Air Quality Map Wind rotating 158 degree

16

km/h

Humidity icon

77%

18:00

34

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 166 degree

18

km/h

Humidity icon

63%

19:00

34

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 172 degree

17

km/h

Humidity icon

70%

20:00

27

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 173 degree

17

km/h

Humidity icon

79%

21:00

27

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 184 degree

15

km/h

Humidity icon

59%

22:00

27

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 176 degree

13

km/h

Humidity icon

64%

23:00

22

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

13

km/h

Humidity icon

71%

Thu

00:00

22

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 174 degree

14

km/h

Humidity icon

75%

01:00

22

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 179 degree

13

km/h

Humidity icon

77%

02:00

20

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 176 degree

13

km/h

Humidity icon

76%

03:00

20

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 172 degree

12

km/h

Humidity icon

78%

04:00

20

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

12

km/h

Humidity icon

81%

05:00

27

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 156 degree

13

km/h

Humidity icon

83%

06:00

27

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 144 degree

13

km/h

Humidity icon

90%

07:00

27

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 140 degree

13

km/h

Humidity icon

90%

08:00

24

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 147 degree

14

km/h

Humidity icon

85%

09:00

24

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 146 degree

14

km/h

Humidity icon

80%

10:00

24

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 136 degree

10

km/h

Humidity icon

82%

11:00

22

Weather icon

90%

14°

IQAir AirVisual Air Quality Map Wind rotating 130 degree

12

km/h

Humidity icon

89%

12:00

22

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

11

km/h

Humidity icon

94%

13:00

22

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 120 degree

8

km/h

Humidity icon

95%

14:00

17

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 131 degree

2

km/h

Humidity icon

90%

15:00

17

Weather icon

80%

17°

IQAir AirVisual Air Quality Map Wind rotating 147 degree

6

km/h

Humidity icon

78%

Daily forecast

|

Chelmsford air quality index (AQI⁺) forecast

Today

20

Weather icon

16°

10°

IQAir AirVisual Air Quality Map Wind rotating 315 degree

15

km/h

Humidity icon

45%

Tue

15

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 315 degree

17

km/h

Humidity icon

45%

Wed

31

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

19

km/h

Humidity icon

68%

Air pollutants

What is the current air quality in Chelmsford?

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

Protect yourself from air pollution in Chelmsford

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Pollen

What is the pollen count in Chelmsford today?

Index

Pollen global icon

Low

Pollen tree icon

Tree

Low

25%
Pollen grass icon

Grass

Low

25%
Pollen weed icon

Weed

None

0%

Source:

wetter.com
Pollen forecast in Chelmsford

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 Chelmsford today?

Index

Pollen global icon

Low

Pollen tree icon

Tree

Low

25%
Pollen grass icon

Grass

Low

25%
Pollen weed icon

Weed

None

0%

Source:

wetter.com
Pollen forecast in Chelmsford

Protect yourself from air pollution in Chelmsford

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Monitor the air you breathe

Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.

AirVisual Series

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Medical grade air purifiers

Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.

HealthPro Series

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Powerful, stylish air purifiers

Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.

Atem Series

Most polluted locations near Chelmsford

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Chelmsford

#StationsAQI⁺ US
1
The national flag of USA

North Chelmsford

22

2
The national flag of USA

Carlisle Street

21

3
The national flag of USA

Chelmsford - Manning Rd

7

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Orange County, California

129

2
The national flag of USA

Gardena, California

103

3
The national flag of USA

Whittier, California

102

4
The national flag of USA

Eldridge, California

94

5
The national flag of USA

Hacienda Heights, California

94

6
The national flag of USA

La Mirada, California

92

7
The national flag of USA

San Marino, California

90

8
The national flag of USA

Aliso Viejo, California

87

9
The national flag of USA

Buckeye, Arizona

80

10
The national flag of USA

Anaheim, California

78

History

Historic air quality graph for Chelmsford

22 AQI⁺ US
Good
15:00–16:00 May 11 
AQI⁺ US

History

Historic air quality graph for Chelmsford

22 AQI⁺ US
Good
15:00–16:00 May 11 
AQI⁺ US

Most polluted locations near Chelmsford

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Chelmsford

#StationsAQI⁺ US
1
The national flag of USA

North Chelmsford

22

2
The national flag of USA

Carlisle Street

21

3
The national flag of USA

Chelmsford - Manning Rd

7

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Orange County, California

129

2
The national flag of USA

Gardena, California

103

3
The national flag of USA

Whittier, California

102

4
The national flag of USA

Eldridge, California

94

5
The national flag of USA

Hacienda Heights, California

94

6
The national flag of USA

La Mirada, California

92

7
The national flag of USA

San Marino, California

90

8
The national flag of USA

Aliso Viejo, California

87

9
The national flag of USA

Buckeye, Arizona

80

10
The national flag of USA

Anaheim, California

78

Measure your own air quality

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Where is the cleanest air quality in Chelmsford?