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Air quality in San Mateo County

Air quality index (AQI⁺) and PM2.5 air pollution in San Mateo County • 16 Followers • 03:00, Aug 12

Roberto RodrigalioFresno EddyM. S.Anonymous contributor

14

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

2.7 µg/m³

weather condition icon

13°

wind direction icon

12 km/h

weather humid icon

99 %

Roberto RodrigalioFresno EddyM. S.Anonymous contributor

Hourly forecast

San Mateo County air quality index (AQI⁺) forecast

Now

14

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 203 degree

12

km/h

Humidity icon

99%

04:00

15

Weather icon

90%

13°

IQAir AirVisual Air Quality Map Wind rotating 198 degree

12

km/h

Humidity icon

99%

05:00

16

Weather icon

80%

13°

IQAir AirVisual Air Quality Map Wind rotating 196 degree

11

km/h

Humidity icon

99%

06:00

17

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 192 degree

11

km/h

Humidity icon

99%

07:00

18

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 183 degree

11

km/h

Humidity icon

99%

08:00

21

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

9

km/h

Humidity icon

87%

09:00

23

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

9

km/h

Humidity icon

86%

10:00

24

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 183 degree

8

km/h

Humidity icon

84%

11:00

31

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

8

km/h

Humidity icon

83%

12:00

34

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 195 degree

11

km/h

Humidity icon

78%

13:00

36

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 200 degree

13

km/h

Humidity icon

77%

14:00

40

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 202 degree

15

km/h

Humidity icon

77%

15:00

42

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 203 degree

17

km/h

Humidity icon

76%

16:00

42

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 203 degree

18

km/h

Humidity icon

74%

17:00

36

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 206 degree

19

km/h

Humidity icon

77%

18:00

36

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

19

km/h

Humidity icon

85%

19:00

36

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

18

km/h

Humidity icon

92%

20:00

51

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

17

km/h

Humidity icon

97%

21:00

51

Weather icon

80%

14°

IQAir AirVisual Air Quality Map Wind rotating 204 degree

17

km/h

Humidity icon

97%

22:00

51

Weather icon

90%

14°

IQAir AirVisual Air Quality Map Wind rotating 202 degree

16

km/h

Humidity icon

98%

23:00

44

Weather icon

80%

14°

IQAir AirVisual Air Quality Map Wind rotating 205 degree

17

km/h

Humidity icon

98%

Thu

00:00

44

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

17

km/h

Humidity icon

98%

01:00

44

Weather icon

80%

14°

IQAir AirVisual Air Quality Map Wind rotating 208 degree

19

km/h

Humidity icon

99%

02:00

29

Weather icon

80%

13°

IQAir AirVisual Air Quality Map Wind rotating 205 degree

19

km/h

Humidity icon

99%

03:00

29

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 204 degree

19

km/h

Humidity icon

99%

04:00

29

Weather icon

80%

13°

IQAir AirVisual Air Quality Map Wind rotating 203 degree

18

km/h

Humidity icon

99%

05:00

27

Weather icon

80%

13°

IQAir AirVisual Air Quality Map Wind rotating 201 degree

17

km/h

Humidity icon

99%

06:00

27

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 198 degree

17

km/h

Humidity icon

99%

07:00

27

Weather icon

70%

13°

IQAir AirVisual Air Quality Map Wind rotating 194 degree

18

km/h

Humidity icon

99%

08:00

40

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 196 degree

18

km/h

Humidity icon

99%

09:00

40

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 198 degree

18

km/h

Humidity icon

99%

10:00

40

Weather icon

80%

14°

IQAir AirVisual Air Quality Map Wind rotating 197 degree

18

km/h

Humidity icon

98%

11:00

47

Weather icon

80%

15°

IQAir AirVisual Air Quality Map Wind rotating 198 degree

19

km/h

Humidity icon

96%

12:00

47

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 202 degree

19

km/h

Humidity icon

94%

13:00

47

Weather icon

80%

15°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

21

km/h

Humidity icon

97%

14:00

42

Weather icon

80%

15°

IQAir AirVisual Air Quality Map Wind rotating 210 degree

23

km/h

Humidity icon

98%

15:00

42

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 212 degree

24

km/h

Humidity icon

99%

16:00

42

Weather icon

80%

14°

IQAir AirVisual Air Quality Map Wind rotating 212 degree

25

km/h

Humidity icon

99%

17:00

36

Weather icon

80%

14°

IQAir AirVisual Air Quality Map Wind rotating 213 degree

25

km/h

Humidity icon

99%

18:00

36

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 215 degree

26

km/h

Humidity icon

99%

19:00

36

Weather icon

80%

13°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

25

km/h

Humidity icon

99%

20:00

33

Weather icon

80%

13°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

25

km/h

Humidity icon

99%

21:00

33

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

24

km/h

Humidity icon

99%

22:00

33

Weather icon

80%

12°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

23

km/h

Humidity icon

99%

23:00

36

Weather icon

80%

12°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

21

km/h

Humidity icon

99%

Fri

00:00

36

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 221 degree

20

km/h

Humidity icon

99%

01:00

36

Weather icon

80%

12°

IQAir AirVisual Air Quality Map Wind rotating 230 degree

19

km/h

Humidity icon

99%

02:00

25

Weather icon

80%

12°

IQAir AirVisual Air Quality Map Wind rotating 227 degree

17

km/h

Humidity icon

99%

03:00

25

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 224 degree

15

km/h

Humidity icon

99%

04:00

25

Weather icon

80%

12°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

15

km/h

Humidity icon

99%

05:00

16

Weather icon

80%

12°

IQAir AirVisual Air Quality Map Wind rotating 215 degree

14

km/h

Humidity icon

99%

06:00

16

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 203 degree

6

km/h

Humidity icon

97%

07:00

16

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 197 degree

6

km/h

Humidity icon

97%

08:00

23

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

6

km/h

Humidity icon

82%

09:00

23

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 223 degree

8

km/h

Humidity icon

73%

10:00

23

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 230 degree

9

km/h

Humidity icon

70%

11:00

28

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 236 degree

11

km/h

Humidity icon

69%

12:00

28

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 239 degree

13

km/h

Humidity icon

69%

13:00

28

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 239 degree

15

km/h

Humidity icon

64%

14:00

28

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 237 degree

16

km/h

Humidity icon

62%

15:00

28

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 239 degree

15

km/h

Humidity icon

63%

16:00

28

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 239 degree

15

km/h

Humidity icon

66%

17:00

41

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 240 degree

13

km/h

Humidity icon

71%

18:00

41

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 244 degree

12

km/h

Humidity icon

77%

19:00

41

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 250 degree

9

km/h

Humidity icon

80%

20:00

58

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 253 degree

6

km/h

Humidity icon

96%

21:00

58

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 263 degree

4

km/h

Humidity icon

97%

22:00

58

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 269 degree

3

km/h

Humidity icon

95%

23:00

62

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 253 degree

4

km/h

Humidity icon

95%

Sat

00:00

62

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 252 degree

4

km/h

Humidity icon

96%

01:00

62

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 265 degree

4

km/h

Humidity icon

95%

02:00

60

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 269 degree

4

km/h

Humidity icon

94%

Daily forecast

|

San Mateo County air quality index (AQI⁺) forecast

Air pollutants

What is the current air quality in San Mateo County?

IQAir Check icon

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

air quality map

Real-time San Mateo County air pollution map

Health recommendations

Pollen

What is the pollen count in San Mateo County today?

Index

Pollen global icon

None

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

None

0%

Source:

wetter.com
Pollen forecast in San Mateo County

Health recommendations

air quality map

Real-time San Mateo County air pollution map

Pollen

What is the pollen count in San Mateo County today?

Index

Pollen global icon

None

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

None

0%

Source:

wetter.com
Pollen forecast in San Mateo County

Most polluted locations near San Mateo County

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in San Mateo County

#StationsAQI⁺ US
1
The national flag of USA

265 Old Spanish Trail

21

2
The national flag of USA

920 Bear Gulch Road

15

3
The national flag of USA

Alpine Road

15

4
The national flag of USA

Belle Roche Court

15

5
The national flag of USA

480 Tunitas Creek Road

11

6
The national flag of USA

Alberta Glen

11

7
The national flag of USA

Arlington Way

7

8
The national flag of USA

Burlingame Hills

7

9
The national flag of USA

Alexander Avenue

0

10
The national flag of USA

Bear Gulch Road

0

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Stevens County, Washington

218

2
The national flag of USA

Inchelium, Washington

217

3
The national flag of USA

Kettle Falls, Washington

200

4
The national flag of USA

Burns, Oregon

192

5
The national flag of USA

Ferry County, Washington

184

6
The national flag of USA

Harney, Oregon

181

7
The national flag of USA

Winthrop, Washington

176

8
The national flag of USA

Omak, Washington

175

9
The national flag of USA

Big Sky, Montana

174

10
The national flag of USA

Okanogan County, Washington

165

History

Historic air quality graph for San Mateo County

14 AQI⁺ US
Good
02:00–03:00 Aug 12 
AQI⁺ US

History

Historic air quality graph for San Mateo County

14 AQI⁺ US
Good
02:00–03:00 Aug 12 
AQI⁺ US

Most polluted locations near San Mateo County

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in San Mateo County

#StationsAQI⁺ US
1
The national flag of USA

265 Old Spanish Trail

21

2
The national flag of USA

920 Bear Gulch Road

15

3
The national flag of USA

Alpine Road

15

4
The national flag of USA

Belle Roche Court

15

5
The national flag of USA

480 Tunitas Creek Road

11

6
The national flag of USA

Alberta Glen

11

7
The national flag of USA

Arlington Way

7

8
The national flag of USA

Burlingame Hills

7

9
The national flag of USA

Alexander Avenue

0

10
The national flag of USA

Bear Gulch Road

0

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Stevens County, Washington

218

2
The national flag of USA

Inchelium, Washington

217

3
The national flag of USA

Kettle Falls, Washington

200

4
The national flag of USA

Burns, Oregon

192

5
The national flag of USA

Ferry County, Washington

184

6
The national flag of USA

Harney, Oregon

181

7
The national flag of USA

Winthrop, Washington

176

8
The national flag of USA

Omak, Washington

175

9
The national flag of USA

Big Sky, Montana

174

10
The national flag of USA

Okanogan County, Washington

165

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