Air quality in Portsmouth

Air quality index (AQI⁺) and PM2.5 air pollution in Portsmouth • 704 Followers • 02:00, May 23

Milford AQI Alert nearby

Milford 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

13°

wind direction icon

3 km/h

weather humid icon

74 %

Hourly forecast

Portsmouth air quality index (AQI⁺) forecast

Now

16

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 239 degree

3

km/h

Humidity icon

74%

03:00

16

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 332 degree

1

km/h

Humidity icon

76%

04:00

16

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 14 degree

3

km/h

Humidity icon

74%

05:00

16

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 30 degree

5

km/h

Humidity icon

74%

06:00

16

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 31 degree

6

km/h

Humidity icon

76%

07:00

15

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 35 degree

7

km/h

Humidity icon

76%

08:00

15

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 38 degree

8

km/h

Humidity icon

74%

09:00

13

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 49 degree

8

km/h

Humidity icon

70%

10:00

11

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 57 degree

6

km/h

Humidity icon

65%

11:00

9

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 63 degree

5

km/h

Humidity icon

66%

12:00

9

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

8

km/h

Humidity icon

60%

13:00

8

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

13

km/h

Humidity icon

56%

14:00

8

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 135 degree

12

km/h

Humidity icon

67%

15:00

7

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 129 degree

10

km/h

Humidity icon

68%

16:00

6

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 132 degree

11

km/h

Humidity icon

66%

17:00

6

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 127 degree

11

km/h

Humidity icon

64%

18:00

6

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 99 degree

15

km/h

Humidity icon

59%

19:00

6

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

14

km/h

Humidity icon

51%

20:00

6

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 112 degree

12

km/h

Humidity icon

60%

21:00

8

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 132 degree

11

km/h

Humidity icon

70%

22:00

11

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 135 degree

10

km/h

Humidity icon

76%

23:00

14

Weather icon

90%

13°

IQAir AirVisual Air Quality Map Wind rotating 138 degree

10

km/h

Humidity icon

80%

Sun

00:00

14

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 129 degree

11

km/h

Humidity icon

85%

01:00

15

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

10

km/h

Humidity icon

86%

02:00

16

Weather icon

90%

12°

IQAir AirVisual Air Quality Map Wind rotating 113 degree

11

km/h

Humidity icon

81%

03:00

16

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 104 degree

12

km/h

Humidity icon

75%

04:00

17

Weather icon

90%

12°

IQAir AirVisual Air Quality Map Wind rotating 104 degree

11

km/h

Humidity icon

82%

05:00

18

Weather icon

90%

11°

IQAir AirVisual Air Quality Map Wind rotating 100 degree

16

km/h

Humidity icon

87%

06:00

16

Weather icon

90%

IQAir AirVisual Air Quality Map Wind rotating 101 degree

18

km/h

Humidity icon

91%

07:00

14

Weather icon

90%

IQAir AirVisual Air Quality Map Wind rotating 102 degree

19

km/h

Humidity icon

95%

08:00

13

Weather icon

90%

IQAir AirVisual Air Quality Map Wind rotating 103 degree

19

km/h

Humidity icon

95%

09:00

23

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 101 degree

17

km/h

Humidity icon

95%

10:00

33

Weather icon

90%

IQAir AirVisual Air Quality Map Wind rotating 107 degree

22

km/h

Humidity icon

93%

11:00

44

Weather icon

90%

IQAir AirVisual Air Quality Map Wind rotating 101 degree

22

km/h

Humidity icon

93%

12:00

34

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 100 degree

22

km/h

Humidity icon

94%

13:00

24

Weather icon

90%

10°

IQAir AirVisual Air Quality Map Wind rotating 107 degree

22

km/h

Humidity icon

93%

14:00

15

Weather icon

90%

11°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

22

km/h

Humidity icon

93%

15:00

12

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

21

km/h

Humidity icon

95%

16:00

9

Weather icon

90%

12°

IQAir AirVisual Air Quality Map Wind rotating 124 degree

24

km/h

Humidity icon

92%

17:00

7

Weather icon

90%

12°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

26

km/h

Humidity icon

92%

18:00

6

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 125 degree

27

km/h

Humidity icon

94%

19:00

6

Weather icon

90%

12°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

25

km/h

Humidity icon

95%

20:00

6

Weather icon

90%

13°

IQAir AirVisual Air Quality Map Wind rotating 135 degree

26

km/h

Humidity icon

95%

21:00

9

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 141 degree

27

km/h

Humidity icon

96%

22:00

12

Weather icon

90%

14°

IQAir AirVisual Air Quality Map Wind rotating 142 degree

25

km/h

Humidity icon

97%

23:00

16

Weather icon

90%

15°

IQAir AirVisual Air Quality Map Wind rotating 223 degree

7

km/h

Humidity icon

98%

Mon

00:00

20

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

2

km/h

Humidity icon

99%

01:00

24

Weather icon

90%

15°

IQAir AirVisual Air Quality Map Wind rotating 166 degree

11

km/h

Humidity icon

99%

02:00

28

Weather icon

90%

15°

IQAir AirVisual Air Quality Map Wind rotating 187 degree

23

km/h

Humidity icon

99%

03:00

34

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 194 degree

23

km/h

Humidity icon

98%

04:00

40

Weather icon

90%

15°

IQAir AirVisual Air Quality Map Wind rotating 205 degree

14

km/h

Humidity icon

99%

05:00

47

Weather icon

90%

15°

IQAir AirVisual Air Quality Map Wind rotating 202 degree

6

km/h

Humidity icon

99%

06:00

46

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 228 degree

2

km/h

Humidity icon

99%

07:00

46

Weather icon

90%

14°

IQAir AirVisual Air Quality Map Wind rotating 322 degree

4

km/h

Humidity icon

99%

08:00

46

Weather icon

90%

14°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

3

km/h

Humidity icon

97%

09:00

45

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 10 degree

10

km/h

Humidity icon

98%

10:00

44

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 17 degree

10

km/h

Humidity icon

97%

11:00

44

Weather icon

90%

13°

IQAir AirVisual Air Quality Map Wind rotating 335 degree

10

km/h

Humidity icon

97%

12:00

39

Weather icon

90%

13°

IQAir AirVisual Air Quality Map Wind rotating 344 degree

9

km/h

Humidity icon

97%

13:00

35

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 347 degree

8

km/h

Humidity icon

97%

14:00

31

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 332 degree

9

km/h

Humidity icon

96%

15:00

28

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 341 degree

7

km/h

Humidity icon

94%

16:00

25

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 297 degree

4

km/h

Humidity icon

93%

17:00

23

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 329 degree

3

km/h

Humidity icon

92%

18:00

24

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 328 degree

3

km/h

Humidity icon

93%

19:00

26

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

5

km/h

Humidity icon

93%

20:00

28

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 198 degree

8

km/h

Humidity icon

95%

21:00

24

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 208 degree

9

km/h

Humidity icon

95%

22:00

20

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

10

km/h

Humidity icon

96%

23:00

16

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 267 degree

11

km/h

Humidity icon

95%

Tue

00:00

18

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 291 degree

9

km/h

Humidity icon

94%

01:00

20

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 316 degree

8

km/h

Humidity icon

94%

Daily forecast

|

Portsmouth air quality index (AQI⁺) forecast

Air pollutants

What is the current air quality in Portsmouth?

IQAir Check icon

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

Health recommendations

Protect yourself from air pollution in Portsmouth

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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

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

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

Pollen

What is the pollen count in Portsmouth 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 Portsmouth

Health recommendations

Pollen

What is the pollen count in Portsmouth 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 Portsmouth

Protect yourself from air pollution in Portsmouth

SHOP IQAIR PRODUCTS

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

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

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 Portsmouth

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Honaunau-Napoopoo, Hawaii

69

2
The national flag of USA

Gardena, California

66

3
The national flag of USA

La Crescenta-Montrose, California

66

4
The national flag of USA

Kaiminani, Hawaii

61

5
The national flag of USA

La Mirada, California

61

6
The national flag of USA

Buckeye, Arizona

60

7
The national flag of USA

Aliso Viejo, California

58

8
The national flag of USA

Calexico, California

58

9
The national flag of USA

Castaic, California

58

10
The national flag of USA

Jurupa Valley, California

58

History

Historic air quality graph for Portsmouth

16 AQI⁺ US
Good
02:00–03:00 May 23 
AQI⁺ US

History

Historic air quality graph for Portsmouth

16 AQI⁺ US
Good
02:00–03:00 May 23 
AQI⁺ US

Most polluted locations near Portsmouth

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Honaunau-Napoopoo, Hawaii

69

2
The national flag of USA

Gardena, California

66

3
The national flag of USA

La Crescenta-Montrose, California

66

4
The national flag of USA

Kaiminani, Hawaii

61

5
The national flag of USA

La Mirada, California

61

6
The national flag of USA

Buckeye, Arizona

60

7
The national flag of USA

Aliso Viejo, California

58

8
The national flag of USA

Calexico, California

58

9
The national flag of USA

Castaic, California

58

10
The national flag of USA

Jurupa Valley, California

58

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Where is the cleanest air quality in Portsmouth?

No locations are available.