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Air quality in San Mateo County

Air quality index (AQI⁺) and PM2.5 air pollution in San Mateo County • 24 Followers • 21:00, Oct 25 Local time

Roberto RodrigalioFresno EddyM. S.Anonymous contributor

17

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

3.2 µg/m³

weather condition icon

13°

wind direction icon

9 km/h

weather humid icon

92 %

Roberto RodrigalioFresno EddyM. S.Anonymous contributor

Hourly forecast

San Mateo County air quality index (AQI⁺) forecast

Now

17

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

9

km/h

Humidity icon

92%

22:00

17

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 240 degree

11

km/h

Humidity icon

98%

23:00

17

Weather icon

70%

13°

IQAir AirVisual Air Quality Map Wind rotating 237 degree

12

km/h

Humidity icon

99%

Mon

00:00

17

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 215 degree

9

km/h

Humidity icon

98%

01:00

17

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

9

km/h

Humidity icon

98%

02:00

22

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 222 degree

9

km/h

Humidity icon

98%

03:00

24

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 236 degree

10

km/h

Humidity icon

98%

04:00

25

Weather icon

80%

12°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

11

km/h

Humidity icon

98%

05:00

22

Weather icon

80%

11°

IQAir AirVisual Air Quality Map Wind rotating 247 degree

10

km/h

Humidity icon

98%

06:00

22

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 247 degree

7

km/h

Humidity icon

98%

07:00

23

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

5

km/h

Humidity icon

89%

08:00

16

Weather icon

70%

10°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

5

km/h

Humidity icon

98%

09:00

16

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 284 degree

2

km/h

Humidity icon

96%

10:00

16

Weather icon

70%

12°

IQAir AirVisual Air Quality Map Wind rotating 330 degree

4

km/h

Humidity icon

95%

11:00

8

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 339 degree

6

km/h

Humidity icon

97%

12:00

8

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 333 degree

8

km/h

Humidity icon

97%

13:00

8

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 318 degree

9

km/h

Humidity icon

93%

14:00

10

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 298 degree

10

km/h

Humidity icon

84%

15:00

10

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 291 degree

10

km/h

Humidity icon

93%

16:00

10

Weather icon

70%

14°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

13

km/h

Humidity icon

97%

17:00

14

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 276 degree

11

km/h

Humidity icon

89%

18:00

14

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 278 degree

11

km/h

Humidity icon

97%

19:00

14

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 284 degree

13

km/h

Humidity icon

98%

20:00

18

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 295 degree

13

km/h

Humidity icon

98%

21:00

18

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 294 degree

12

km/h

Humidity icon

98%

22:00

18

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 295 degree

12

km/h

Humidity icon

98%

23:00

19

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 290 degree

12

km/h

Humidity icon

98%

Tue

00:00

19

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 291 degree

11

km/h

Humidity icon

98%

01:00

19

Weather icon

80%

11°

IQAir AirVisual Air Quality Map Wind rotating 291 degree

11

km/h

Humidity icon

98%

02:00

17

Weather icon

80%

11°

IQAir AirVisual Air Quality Map Wind rotating 294 degree

10

km/h

Humidity icon

98%

03:00

17

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 304 degree

9

km/h

Humidity icon

98%

04:00

17

Weather icon

70%

11°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

8

km/h

Humidity icon

98%

05:00

19

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 300 degree

7

km/h

Humidity icon

98%

06:00

19

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

4

km/h

Humidity icon

98%

07:00

19

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

1

km/h

Humidity icon

98%

08:00

18

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 68 degree

4

km/h

Humidity icon

84%

09:00

18

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 47 degree

3

km/h

Humidity icon

80%

10:00

18

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 346 degree

3

km/h

Humidity icon

70%

11:00

22

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 348 degree

5

km/h

Humidity icon

65%

12:00

22

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

6

km/h

Humidity icon

60%

13:00

22

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 351 degree

6

km/h

Humidity icon

53%

14:00

22

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 337 degree

7

km/h

Humidity icon

53%

15:00

22

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 325 degree

8

km/h

Humidity icon

59%

16:00

22

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 310 degree

8

km/h

Humidity icon

70%

17:00

21

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 290 degree

9

km/h

Humidity icon

86%

18:00

21

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 290 degree

8

km/h

Humidity icon

78%

19:00

21

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 291 degree

7

km/h

Humidity icon

89%

20:00

28

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 280 degree

6

km/h

Humidity icon

89%

21:00

28

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 282 degree

6

km/h

Humidity icon

89%

22:00

28

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 276 degree

6

km/h

Humidity icon

90%

23:00

38

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 251 degree

4

km/h

Humidity icon

90%

Wed

00:00

38

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 201 degree

4

km/h

Humidity icon

91%

01:00

38

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 173 degree

6

km/h

Humidity icon

93%

02:00

36

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 149 degree

7

km/h

Humidity icon

94%

03:00

36

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 120 degree

6

km/h

Humidity icon

95%

04:00

36

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 89 degree

5

km/h

Humidity icon

94%

05:00

22

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 60 degree

6

km/h

Humidity icon

93%

06:00

22

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 64 degree

6

km/h

Humidity icon

92%

07:00

22

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 58 degree

7

km/h

Humidity icon

91%

08:00

23

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 57 degree

7

km/h

Humidity icon

89%

09:00

23

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 52 degree

6

km/h

Humidity icon

73%

10:00

23

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 41 degree

7

km/h

Humidity icon

56%

11:00

24

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 29 degree

8

km/h

Humidity icon

45%

12:00

24

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 25 degree

8

km/h

Humidity icon

38%

13:00

24

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 21 degree

8

km/h

Humidity icon

34%

14:00

34

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 18 degree

8

km/h

Humidity icon

32%

15:00

34

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 5 degree

9

km/h

Humidity icon

30%

16:00

34

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 354 degree

8

km/h

Humidity icon

30%

17:00

29

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 329 degree

8

km/h

Humidity icon

37%

18:00

29

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

8

km/h

Humidity icon

58%

19:00

29

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 312 degree

6

km/h

Humidity icon

73%

20:00

21

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 310 degree

4

km/h

Humidity icon

78%

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

Protect yourself from air pollution in San Mateo County

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Face Masks

Air Quality Monitors

Pollen

What is the pollen count in San Mateo County today?

Index

Pollen global icon

Low

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

Low

25%

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

Low

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

Low

25%

Source:

wetter.com
Pollen forecast in San Mateo County

Protect yourself from air pollution in San Mateo County

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

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

Burlingame Hills

21

2
The national flag of USA

920 Bear Gulch Road

20

3
The national flag of USA

Arlington Way

20

4
The national flag of USA

Belle Roche Court

20

5
The national flag of USA

Cerrito Avenue

20

6
The national flag of USA

265 Old Spanish Trail

16

7
The national flag of USA

Alexander Avenue

16

8
The national flag of USA

Alpine Road

16

9
The national flag of USA

Dirt Alpine

14

10
The national flag of USA

480 Tunitas Creek Road

12

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Middletown, Ohio

122

2
The national flag of USA

Pixley, California

118

3
The national flag of USA

Delano, California

117

4
The national flag of USA

Fruitridge Pocket, California

106

5
The national flag of USA

Keyes, California

106

6
The national flag of USA

Westerville, Ohio

104

7
The national flag of USA

Franklin, Merced County, California

97

8
The national flag of USA

Matheny, California

96

9
The national flag of USA

Kettleman City, California

94

10
The national flag of USA

Peoria, Illinois

89

History

Historic air quality graph for San Mateo County

17 AQI⁺ US
Good
20:00–21:00 Oct 25 Local time
AQI⁺ US

History

Historic air quality graph for San Mateo County

17 AQI⁺ US
Good
20:00–21:00 Oct 25 Local time
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

Burlingame Hills

21

2
The national flag of USA

920 Bear Gulch Road

20

3
The national flag of USA

Arlington Way

20

4
The national flag of USA

Belle Roche Court

20

5
The national flag of USA

Cerrito Avenue

20

6
The national flag of USA

265 Old Spanish Trail

16

7
The national flag of USA

Alexander Avenue

16

8
The national flag of USA

Alpine Road

16

9
The national flag of USA

Dirt Alpine

14

10
The national flag of USA

480 Tunitas Creek Road

12

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Middletown, Ohio

122

2
The national flag of USA

Pixley, California

118

3
The national flag of USA

Delano, California

117

4
The national flag of USA

Fruitridge Pocket, California

106

5
The national flag of USA

Keyes, California

106

6
The national flag of USA

Westerville, Ohio

104

7
The national flag of USA

Franklin, Merced County, California

97

8
The national flag of USA

Matheny, California

96

9
The national flag of USA

Kettleman City, California

94

10
The national flag of USA

Peoria, Illinois

89

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