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Air quality in San Mateo

Air quality index (AQI⁺) and PM2.5 air pollution in San Mateo • 38 Followers • 13:00, May 08 Local time

53*

US AQI⁺

Moderate

face expression based on aqi value

Main pollutant:

PM2.5

10.2 µg/m³

weather condition icon

14°

wind direction icon

15 km/h

weather humid icon

93 %

Hourly forecast

San Mateo air quality index (AQI⁺) forecast

Now

53

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 229 degree

15

km/h

Humidity icon

93%

16:00

53

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

15

km/h

Humidity icon

94%

17:00

53

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 235 degree

13

km/h

Humidity icon

97%

18:00

53

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 241 degree

8

km/h

Humidity icon

95%

19:00

51

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 233 degree

3

km/h

Humidity icon

91%

20:00

50

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 113 degree

0

km/h

Humidity icon

86%

21:00

50

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 57 degree

9

km/h

Humidity icon

87%

22:00

49

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 101 degree

6

km/h

Humidity icon

82%

23:00

48

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 9 degree

4

km/h

Humidity icon

79%

Sat

00:00

48

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 33 degree

7

km/h

Humidity icon

81%

01:00

50

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 43 degree

7

km/h

Humidity icon

85%

02:00

50

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 53 degree

8

km/h

Humidity icon

84%

03:00

50

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 40 degree

8

km/h

Humidity icon

83%

04:00

51

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 49 degree

8

km/h

Humidity icon

82%

05:00

51

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 49 degree

11

km/h

Humidity icon

81%

06:00

51

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 52 degree

10

km/h

Humidity icon

81%

07:00

52

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 48 degree

11

km/h

Humidity icon

78%

08:00

52

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 46 degree

7

km/h

Humidity icon

67%

09:00

52

Weather icon

80%

16°

IQAir AirVisual Air Quality Map Wind rotating 23 degree

2

km/h

Humidity icon

58%

10:00

51

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

2

km/h

Humidity icon

51%

11:00

51

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 244 degree

7

km/h

Humidity icon

53%

12:00

51

Weather icon

80%

17°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

10

km/h

Humidity icon

58%

13:00

54

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 240 degree

15

km/h

Humidity icon

67%

14:00

54

Weather icon

80%

16°

IQAir AirVisual Air Quality Map Wind rotating 237 degree

15

km/h

Humidity icon

75%

15:00

54

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 236 degree

13

km/h

Humidity icon

77%

16:00

51

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 233 degree

11

km/h

Humidity icon

76%

17:00

51

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 232 degree

10

km/h

Humidity icon

76%

18:00

51

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 234 degree

6

km/h

Humidity icon

70%

19:00

52

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

4

km/h

Humidity icon

69%

20:00

52

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

3

km/h

Humidity icon

66%

21:00

52

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

3

km/h

Humidity icon

67%

22:00

52

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 343 degree

1

km/h

Humidity icon

79%

23:00

52

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 54 degree

6

km/h

Humidity icon

78%

Sun

00:00

52

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 55 degree

9

km/h

Humidity icon

78%

01:00

50

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 61 degree

11

km/h

Humidity icon

82%

02:00

50

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 62 degree

13

km/h

Humidity icon

83%

03:00

50

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 57 degree

13

km/h

Humidity icon

81%

04:00

51

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 53 degree

15

km/h

Humidity icon

81%

05:00

51

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 56 degree

13

km/h

Humidity icon

81%

06:00

51

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 52 degree

13

km/h

Humidity icon

82%

07:00

42

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 58 degree

15

km/h

Humidity icon

80%

08:00

42

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 53 degree

11

km/h

Humidity icon

66%

09:00

42

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 52 degree

7

km/h

Humidity icon

55%

10:00

44

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 38 degree

4

km/h

Humidity icon

51%

11:00

44

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 339 degree

3

km/h

Humidity icon

49%

12:00

44

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

6

km/h

Humidity icon

46%

13:00

49

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 250 degree

10

km/h

Humidity icon

54%

14:00

49

Weather icon

80%

17°

IQAir AirVisual Air Quality Map Wind rotating 245 degree

14

km/h

Humidity icon

64%

15:00

49

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 246 degree

13

km/h

Humidity icon

73%

16:00

53

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

10

km/h

Humidity icon

79%

17:00

53

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

9

km/h

Humidity icon

85%

18:00

53

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 229 degree

7

km/h

Humidity icon

90%

19:00

52

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 237 degree

4

km/h

Humidity icon

89%

20:00

52

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

3

km/h

Humidity icon

88%

21:00

52

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 337 degree

3

km/h

Humidity icon

89%

22:00

52

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 2 degree

3

km/h

Humidity icon

86%

23:00

52

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 171 degree

1

km/h

Humidity icon

86%

Mon

00:00

52

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 155 degree

5

km/h

Humidity icon

83%

01:00

52

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

6

km/h

Humidity icon

83%

02:00

52

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 165 degree

7

km/h

Humidity icon

85%

03:00

52

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

7

km/h

Humidity icon

85%

04:00

48

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 144 degree

4

km/h

Humidity icon

79%

05:00

48

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 150 degree

4

km/h

Humidity icon

79%

06:00

48

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 136 degree

2

km/h

Humidity icon

77%

07:00

42

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 54 degree

4

km/h

Humidity icon

70%

08:00

42

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 62 degree

4

km/h

Humidity icon

63%

09:00

42

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 81 degree

1

km/h

Humidity icon

54%

10:00

51

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

5

km/h

Humidity icon

46%

11:00

51

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 232 degree

14

km/h

Humidity icon

43%

12:00

51

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 234 degree

19

km/h

Humidity icon

47%

13:00

52

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 239 degree

19

km/h

Humidity icon

62%

14:00

52

Weather icon

80%

17°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

18

km/h

Humidity icon

65%

Daily forecast

|

San Mateo air quality index (AQI⁺) forecast

Today

53

Weather icon

18°

10°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

19

km/h

Humidity icon

81%

Sat

51

Weather icon

18°

10°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

15

km/h

Humidity icon

69%

Sun

50

Weather icon

18°

10°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

15

km/h

Humidity icon

72%

Air pollutants

What is the current air quality in San Mateo?

IQAir exclamation icon

PM2.5 concentration is currently 2 times the World Health Organization annual PM2.5 guideline value.

air quality map

Real-time San Mateo air pollution map

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 Mateo

SHOP IQAIR PRODUCTS

Atem_X.png

Air Purifiers

FaceMasks.png

Face Masks

Air_Monitors.png

Air Quality Monitors

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
air quality map

Real-time San Mateo air pollution map

Protect yourself from air pollution in San Mateo

SHOP IQAIR PRODUCTS

Atem_X.png

Air Purifiers

FaceMasks.png

Face Masks

Air_Monitors.png

Air Quality Monitors

Most polluted locations near San Mateo

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time Peru AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of Peru

Lima, Lima

53

2
The national flag of Peru

Pucallpa, Ucayali

24

3
The national flag of Peru

La Oroya, Junin

18

History

Historic air quality graph for San Mateo

53 AQI⁺ US
Moderate
13:00–14:00 May 08 Local time
AQI⁺ US

History

Historic air quality graph for San Mateo

53 AQI⁺ US
Moderate
13:00–14:00 May 08 Local time
AQI⁺ US

Most polluted locations near San Mateo

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time Peru AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of Peru

Lima, Lima

53

2
The national flag of Peru

Pucallpa, Ucayali

24

3
The national flag of Peru

La Oroya, Junin

18

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

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Where is the cleanest air quality in San Mateo?

No locations are available.