Air quality in Princeton

Air quality index (AQI⁺) and PM2.5 air pollution in Princeton • 245 Followers • 04:00, Apr 17 Local time

56*

US AQI⁺

Moderate

face expression based on aqi value

Main pollutant:

PM2.5

11.7 µg/m³

weather condition icon

20°

wind direction icon

21 km/h

weather humid icon

93 %

Hourly forecast

Princeton air quality index (AQI⁺) forecast

Now

56

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

21

km/h

Humidity icon

93%

07:00

57

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19°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

20

km/h

Humidity icon

98%

08:00

57

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20°

IQAir AirVisual Air Quality Map Wind rotating 174 degree

23

km/h

Humidity icon

95%

09:00

57

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 173 degree

22

km/h

Humidity icon

95%

10:00

58

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 170 degree

22

km/h

Humidity icon

94%

11:00

58

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 168 degree

24

km/h

Humidity icon

91%

12:00

59

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 168 degree

25

km/h

Humidity icon

91%

13:00

59

Weather icon

90%

22°

IQAir AirVisual Air Quality Map Wind rotating 168 degree

28

km/h

Humidity icon

89%

14:00

59

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

32

km/h

Humidity icon

84%

15:00

60

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24°

IQAir AirVisual Air Quality Map Wind rotating 170 degree

35

km/h

Humidity icon

77%

16:00

60

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25°

IQAir AirVisual Air Quality Map Wind rotating 170 degree

38

km/h

Humidity icon

73%

17:00

60

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

38

km/h

Humidity icon

76%

18:00

60

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 172 degree

37

km/h

Humidity icon

77%

19:00

61

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

34

km/h

Humidity icon

78%

20:00

61

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

32

km/h

Humidity icon

81%

21:00

61

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23°

IQAir AirVisual Air Quality Map Wind rotating 176 degree

30

km/h

Humidity icon

82%

22:00

61

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23°

IQAir AirVisual Air Quality Map Wind rotating 181 degree

31

km/h

Humidity icon

82%

23:00

61

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23°

IQAir AirVisual Air Quality Map Wind rotating 187 degree

30

km/h

Humidity icon

82%

Sat

00:00

61

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 191 degree

26

km/h

Humidity icon

85%

01:00

58

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22°

IQAir AirVisual Air Quality Map Wind rotating 192 degree

27

km/h

Humidity icon

83%

02:00

58

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

32

km/h

Humidity icon

86%

03:00

58

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21°

IQAir AirVisual Air Quality Map Wind rotating 195 degree

29

km/h

Humidity icon

87%

04:00

59

Weather icon

90%

11°

IQAir AirVisual Air Quality Map Wind rotating 10 degree

34

km/h

Humidity icon

94%

05:00

59

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 352 degree

28

km/h

Humidity icon

93%

06:00

59

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

34

km/h

Humidity icon

87%

07:00

55

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 4 degree

34

km/h

Humidity icon

81%

08:00

55

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 360 degree

31

km/h

Humidity icon

71%

09:00

55

Weather icon

90%

10°

IQAir AirVisual Air Quality Map Wind rotating 359 degree

34

km/h

Humidity icon

77%

10:00

28

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 2 degree

32

km/h

Humidity icon

71%

11:00

28

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 11 degree

35

km/h

Humidity icon

63%

12:00

28

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 358 degree

30

km/h

Humidity icon

63%

13:00

16

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 0 degree

28

km/h

Humidity icon

54%

14:00

16

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 358 degree

21

km/h

Humidity icon

55%

15:00

16

Weather icon

90%

17°

IQAir AirVisual Air Quality Map Wind rotating 11 degree

33

km/h

Humidity icon

44%

16:00

7

Weather icon

90%

15°

IQAir AirVisual Air Quality Map Wind rotating 15 degree

20

km/h

Humidity icon

52%

17:00

7

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 9 degree

17

km/h

Humidity icon

51%

18:00

7

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15°

IQAir AirVisual Air Quality Map Wind rotating 13 degree

19

km/h

Humidity icon

44%

19:00

6

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 15 degree

18

km/h

Humidity icon

44%

20:00

6

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12°

IQAir AirVisual Air Quality Map Wind rotating 5 degree

13

km/h

Humidity icon

56%

21:00

6

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 6 degree

16

km/h

Humidity icon

55%

22:00

6

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IQAir AirVisual Air Quality Map Wind rotating 349 degree

12

km/h

Humidity icon

63%

23:00

6

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IQAir AirVisual Air Quality Map Wind rotating 355 degree

12

km/h

Humidity icon

66%

Sun

00:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 2 degree

13

km/h

Humidity icon

68%

01:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 0 degree

12

km/h

Humidity icon

68%

02:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 360 degree

10

km/h

Humidity icon

72%

03:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 359 degree

10

km/h

Humidity icon

75%

04:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 1 degree

9

km/h

Humidity icon

76%

05:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 2 degree

9

km/h

Humidity icon

75%

06:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 358 degree

9

km/h

Humidity icon

72%

07:00

9

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 356 degree

8

km/h

Humidity icon

70%

08:00

9

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IQAir AirVisual Air Quality Map Wind rotating 111 degree

9

km/h

Humidity icon

67%

09:00

9

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12°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

11

km/h

Humidity icon

56%

10:00

8

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14°

IQAir AirVisual Air Quality Map Wind rotating 115 degree

11

km/h

Humidity icon

50%

11:00

8

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16°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

11

km/h

Humidity icon

44%

12:00

8

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18°

IQAir AirVisual Air Quality Map Wind rotating 104 degree

11

km/h

Humidity icon

40%

13:00

7

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19°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

12

km/h

Humidity icon

37%

14:00

7

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21°

IQAir AirVisual Air Quality Map Wind rotating 89 degree

12

km/h

Humidity icon

35%

15:00

7

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21°

IQAir AirVisual Air Quality Map Wind rotating 90 degree

13

km/h

Humidity icon

34%

16:00

7

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21°

IQAir AirVisual Air Quality Map Wind rotating 97 degree

14

km/h

Humidity icon

34%

17:00

7

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21°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

15

km/h

Humidity icon

36%

18:00

7

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21°

IQAir AirVisual Air Quality Map Wind rotating 107 degree

13

km/h

Humidity icon

43%

19:00

10

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19°

IQAir AirVisual Air Quality Map Wind rotating 111 degree

10

km/h

Humidity icon

54%

20:00

10

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

11

km/h

Humidity icon

52%

21:00

10

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 98 degree

10

km/h

Humidity icon

50%

22:00

14

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

10

km/h

Humidity icon

51%

23:00

14

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 131 degree

9

km/h

Humidity icon

57%

Mon

00:00

14

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

8

km/h

Humidity icon

60%

01:00

14

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

8

km/h

Humidity icon

62%

02:00

14

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

8

km/h

Humidity icon

62%

03:00

14

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 139 degree

10

km/h

Humidity icon

60%

04:00

19

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 139 degree

13

km/h

Humidity icon

57%

05:00

19

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 138 degree

13

km/h

Humidity icon

54%

Daily forecast

|

Princeton air quality index (AQI⁺) forecast

Today

58

Weather icon

25°

19°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

38

km/h

Humidity icon

86%

Sat

44

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 0 degree

35

km/h

Humidity icon

61%

Sun

7

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 90 degree

15

km/h

Humidity icon

49%

Air pollutants

What is the current air quality in Princeton?

IQAir exclamation icon

PM2.5 concentration is currently 2.3 times the World Health Organization annual PM2.5 guideline value.

Health recommendations

common.healthRecommendationComp.icons.exerciseAlt

Sensitive groups should reduce outdoor exercise

common.healthRecommendationComp.icons.windowAlt

Close your windows to avoid dirty outdoor air

Get a monitor
common.healthRecommendationComp.icons.maskAlt

Sensitive groups should wear a mask outdoors

Get a mask
common.healthRecommendationComp.icons.airPurifierAlt

Sensitive groups should run an air purifier

Get an air purifier

Protect yourself from air pollution in Princeton

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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 Princeton 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 Princeton

Health recommendations

common.healthRecommendationComp.icons.exerciseAlt

Sensitive groups should reduce outdoor exercise

common.healthRecommendationComp.icons.windowAlt

Close your windows to avoid dirty outdoor air

Get a monitor
common.healthRecommendationComp.icons.maskAlt

Sensitive groups should wear a mask outdoors

Get a mask
common.healthRecommendationComp.icons.airPurifierAlt

Sensitive groups should run an air purifier

Get an air purifier

Pollen

What is the pollen count in Princeton 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 Princeton

Protect yourself from air pollution in Princeton

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 Princeton

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Pahrump, Nevada

154

2
The national flag of USA

Lone Pine, California

110

3
The national flag of USA

Las Vegas, Nevada

108

4
The national flag of USA

Avenal, California

105

5
The national flag of USA

Olancha, California

104

6
The national flag of USA

Fuquay-Varina, North Carolina

81

7
The national flag of USA

Hammond, Indiana

78

8
The national flag of USA

Romeoville, Illinois

77

9
The national flag of USA

Bridgeport, Connecticut

69

10
The national flag of USA

Campo, California

68

History

Historic air quality graph for Princeton

56 AQI⁺ US
Moderate
04:00–05:00 Apr 17 Local time
AQI⁺ US

History

Historic air quality graph for Princeton

56 AQI⁺ US
Moderate
04:00–05:00 Apr 17 Local time
AQI⁺ US

Most polluted locations near Princeton

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Pahrump, Nevada

154

2
The national flag of USA

Lone Pine, California

110

3
The national flag of USA

Las Vegas, Nevada

108

4
The national flag of USA

Avenal, California

105

5
The national flag of USA

Olancha, California

104

6
The national flag of USA

Fuquay-Varina, North Carolina

81

7
The national flag of USA

Hammond, Indiana

78

8
The national flag of USA

Romeoville, Illinois

77

9
The national flag of USA

Bridgeport, Connecticut

69

10
The national flag of USA

Campo, California

68

Be the first to measure and contribute air quality data to your community

Where is the cleanest air quality in Princeton?

No locations are available.