Air quality in San Jose

Air quality index (AQI⁺) and PM2.5 air pollution in San Jose • 69 Followers • 01:00, Apr 22 Local time

60*

US AQI⁺

Moderate

face expression based on aqi value

Main pollutant:

PM2.5

14.1 µg/m³

weather condition icon

22°

wind direction icon

14 km/h

weather humid icon

82 %

Hourly forecast

San Jose air quality index (AQI⁺) forecast

Now

60

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

14

km/h

Humidity icon

82%

04:00

60

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 181 degree

16

km/h

Humidity icon

83%

05:00

60

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

15

km/h

Humidity icon

83%

06:00

60

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 170 degree

12

km/h

Humidity icon

83%

07:00

60

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

12

km/h

Humidity icon

81%

08:00

60

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

11

km/h

Humidity icon

72%

09:00

60

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

7

km/h

Humidity icon

64%

10:00

60

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 204 degree

12

km/h

Humidity icon

57%

11:00

60

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 199 degree

18

km/h

Humidity icon

53%

12:00

60

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 198 degree

21

km/h

Humidity icon

51%

13:00

58

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29°

IQAir AirVisual Air Quality Map Wind rotating 200 degree

25

km/h

Humidity icon

50%

14:00

58

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 193 degree

29

km/h

Humidity icon

52%

15:00

58

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 187 degree

30

km/h

Humidity icon

56%

16:00

61

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 184 degree

32

km/h

Humidity icon

59%

17:00

61

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

31

km/h

Humidity icon

64%

18:00

61

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 173 degree

25

km/h

Humidity icon

68%

19:00

64

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 169 degree

21

km/h

Humidity icon

70%

20:00

64

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 172 degree

19

km/h

Humidity icon

72%

21:00

64

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

19

km/h

Humidity icon

74%

22:00

63

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

20

km/h

Humidity icon

77%

23:00

63

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

19

km/h

Humidity icon

80%

Thu

00:00

63

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 174 degree

19

km/h

Humidity icon

81%

01:00

60

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 173 degree

18

km/h

Humidity icon

83%

02:00

60

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 174 degree

17

km/h

Humidity icon

84%

03:00

60

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

15

km/h

Humidity icon

84%

04:00

58

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

14

km/h

Humidity icon

85%

05:00

58

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

14

km/h

Humidity icon

86%

06:00

58

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 174 degree

13

km/h

Humidity icon

86%

07:00

57

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 166 degree

13

km/h

Humidity icon

84%

08:00

57

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

15

km/h

Humidity icon

76%

09:00

57

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 172 degree

15

km/h

Humidity icon

69%

10:00

57

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 191 degree

14

km/h

Humidity icon

63%

11:00

57

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 193 degree

17

km/h

Humidity icon

59%

12:00

57

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 198 degree

20

km/h

Humidity icon

57%

13:00

59

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 203 degree

21

km/h

Humidity icon

57%

14:00

59

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 199 degree

22

km/h

Humidity icon

57%

15:00

59

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 188 degree

25

km/h

Humidity icon

62%

16:00

61

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 183 degree

26

km/h

Humidity icon

70%

17:00

61

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

24

km/h

Humidity icon

72%

18:00

61

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 173 degree

23

km/h

Humidity icon

73%

19:00

63

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 172 degree

22

km/h

Humidity icon

76%

20:00

63

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

20

km/h

Humidity icon

76%

21:00

63

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 172 degree

17

km/h

Humidity icon

77%

22:00

65

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 174 degree

17

km/h

Humidity icon

78%

23:00

65

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 176 degree

14

km/h

Humidity icon

80%

Fri

00:00

65

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

16

km/h

Humidity icon

81%

01:00

63

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 173 degree

15

km/h

Humidity icon

82%

02:00

63

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

13

km/h

Humidity icon

83%

03:00

63

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

14

km/h

Humidity icon

84%

04:00

62

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 166 degree

12

km/h

Humidity icon

85%

05:00

62

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

10

km/h

Humidity icon

86%

06:00

62

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 172 degree

8

km/h

Humidity icon

86%

07:00

61

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

9

km/h

Humidity icon

84%

08:00

61

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 172 degree

10

km/h

Humidity icon

76%

09:00

61

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 184 degree

10

km/h

Humidity icon

68%

10:00

60

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 202 degree

12

km/h

Humidity icon

61%

11:00

60

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 205 degree

15

km/h

Humidity icon

56%

12:00

60

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 209 degree

20

km/h

Humidity icon

54%

13:00

60

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 206 degree

24

km/h

Humidity icon

53%

14:00

60

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 203 degree

25

km/h

Humidity icon

55%

15:00

60

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 201 degree

25

km/h

Humidity icon

57%

16:00

59

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 196 degree

27

km/h

Humidity icon

62%

17:00

59

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 189 degree

27

km/h

Humidity icon

66%

18:00

59

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 182 degree

25

km/h

Humidity icon

73%

19:00

62

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 182 degree

20

km/h

Humidity icon

75%

20:00

62

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

20

km/h

Humidity icon

76%

21:00

62

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 173 degree

17

km/h

Humidity icon

76%

22:00

61

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 169 degree

15

km/h

Humidity icon

76%

23:00

61

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 182 degree

12

km/h

Humidity icon

77%

Sat

00:00

61

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 181 degree

14

km/h

Humidity icon

78%

01:00

61

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 181 degree

15

km/h

Humidity icon

79%

02:00

61

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 179 degree

14

km/h

Humidity icon

80%

Daily forecast

|

San Jose air quality index (AQI⁺) forecast

Today

60

Weather icon

29°

21°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

32

km/h

Humidity icon

65%

Thu

60

Weather icon

27°

21°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

26

km/h

Humidity icon

70%

Fri

62

Weather icon

28°

20°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

27

km/h

Humidity icon

68%

Air pollutants

What is the current air quality in San Jose?

IQAir exclamation icon

PM2.5 concentration is currently 2.8 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 San Jose

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

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 San Jose

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 San Jose

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time Peru AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of Peru

Lima, Lima

95

2
The national flag of Peru

La Oroya, Junin

25

3
The national flag of Peru

Pucallpa, Ucayali

21

History

Historic air quality graph for San Jose

60 AQI⁺ US
Moderate
01:00–02:00 Apr 22 Local time
AQI⁺ US

History

Historic air quality graph for San Jose

60 AQI⁺ US
Moderate
01:00–02:00 Apr 22 Local time
AQI⁺ US

Most polluted locations near San Jose

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time Peru AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of Peru

Lima, Lima

95

2
The national flag of Peru

La Oroya, Junin

25

3
The national flag of Peru

Pucallpa, Ucayali

21

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

Where is the cleanest air quality in San Jose?

No locations are available.