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Air quality in San Mateo County

Air quality index (AQI⁺) and PM2.5 air pollution in San Mateo County • 20 Followers • 08:00, Oct 04 Local time

Roberto RodrigalioFresno EddyM. S.Anonymous contributor

32

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

5.9 µg/m³

weather condition icon

27°

wind direction icon

4 km/h

weather humid icon

33 %

Roberto RodrigalioFresno EddyM. S.Anonymous contributor

Hourly forecast

San Mateo County air quality index (AQI⁺) forecast

Now

32

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 96 degree

4

km/h

Humidity icon

33%

09:00

34

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

4

km/h

Humidity icon

38%

10:00

37

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 103 degree

3

km/h

Humidity icon

38%

11:00

40

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 22 degree

1

km/h

Humidity icon

35%

12:00

43

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 337 degree

2

km/h

Humidity icon

36%

13:00

46

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

4

km/h

Humidity icon

39%

14:00

48

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 267 degree

4

km/h

Humidity icon

47%

15:00

50

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 227 degree

6

km/h

Humidity icon

45%

16:00

53

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

6

km/h

Humidity icon

37%

17:00

52

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

5

km/h

Humidity icon

38%

18:00

54

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 201 degree

4

km/h

Humidity icon

43%

19:00

56

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 187 degree

2

km/h

Humidity icon

43%

20:00

61

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 210 degree

2

km/h

Humidity icon

41%

21:00

61

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 186 degree

1

km/h

Humidity icon

38%

22:00

61

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 200 degree

1

km/h

Humidity icon

35%

23:00

60

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 191 degree

3

km/h

Humidity icon

36%

Mon

00:00

60

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 131 degree

3

km/h

Humidity icon

33%

01:00

60

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 192 degree

3

km/h

Humidity icon

34%

02:00

59

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 144 degree

3

km/h

Humidity icon

32%

03:00

59

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 150 degree

2

km/h

Humidity icon

31%

04:00

59

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 119 degree

2

km/h

Humidity icon

30%

05:00

58

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

2

km/h

Humidity icon

29%

06:00

58

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

1

km/h

Humidity icon

30%

07:00

58

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 98 degree

3

km/h

Humidity icon

27%

08:00

59

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 97 degree

2

km/h

Humidity icon

30%

09:00

59

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 98 degree

1

km/h

Humidity icon

30%

10:00

59

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 50 degree

3

km/h

Humidity icon

39%

11:00

55

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 35 degree

3

km/h

Humidity icon

38%

12:00

55

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 19 degree

4

km/h

Humidity icon

28%

13:00

55

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 359 degree

5

km/h

Humidity icon

26%

14:00

55

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 334 degree

6

km/h

Humidity icon

26%

15:00

55

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 320 degree

6

km/h

Humidity icon

27%

16:00

55

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 296 degree

5

km/h

Humidity icon

28%

17:00

56

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 276 degree

4

km/h

Humidity icon

28%

18:00

56

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 267 degree

2

km/h

Humidity icon

28%

19:00

56

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 347 degree

1

km/h

Humidity icon

24%

20:00

60

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 346 degree

1

km/h

Humidity icon

22%

21:00

60

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28°

IQAir AirVisual Air Quality Map Wind rotating 44 degree

2

km/h

Humidity icon

20%

22:00

60

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 31 degree

3

km/h

Humidity icon

19%

23:00

61

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 40 degree

3

km/h

Humidity icon

19%

Tue

00:00

61

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 46 degree

2

km/h

Humidity icon

20%

01:00

61

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 43 degree

3

km/h

Humidity icon

20%

02:00

55

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 54 degree

2

km/h

Humidity icon

20%

03:00

55

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27°

IQAir AirVisual Air Quality Map Wind rotating 69 degree

2

km/h

Humidity icon

19%

04:00

55

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26°

IQAir AirVisual Air Quality Map Wind rotating 66 degree

2

km/h

Humidity icon

20%

05:00

53

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 77 degree

1

km/h

Humidity icon

19%

06:00

53

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 155 degree

2

km/h

Humidity icon

57%

07:00

53

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

5

km/h

Humidity icon

49%

08:00

43

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 113 degree

4

km/h

Humidity icon

42%

09:00

43

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

3

km/h

Humidity icon

31%

10:00

43

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 352 degree

1

km/h

Humidity icon

24%

11:00

46

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 314 degree

3

km/h

Humidity icon

21%

12:00

46

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 306 degree

5

km/h

Humidity icon

20%

13:00

46

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 297 degree

7

km/h

Humidity icon

19%

14:00

56

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 296 degree

9

km/h

Humidity icon

19%

15:00

56

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 289 degree

10

km/h

Humidity icon

19%

16:00

56

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 279 degree

10

km/h

Humidity icon

24%

17:00

45

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 272 degree

9

km/h

Humidity icon

33%

18:00

45

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

6

km/h

Humidity icon

43%

19:00

45

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

4

km/h

Humidity icon

54%

20:00

46

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 269 degree

4

km/h

Humidity icon

53%

21:00

46

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

2

km/h

Humidity icon

51%

22:00

46

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

2

km/h

Humidity icon

47%

23:00

43

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 210 degree

1

km/h

Humidity icon

43%

Wed

00:00

43

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 189 degree

1

km/h

Humidity icon

41%

01:00

43

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 204 degree

2

km/h

Humidity icon

40%

02:00

52

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 224 degree

3

km/h

Humidity icon

42%

03:00

52

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

3

km/h

Humidity icon

47%

04:00

52

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 217 degree

3

km/h

Humidity icon

49%

05:00

51

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 203 degree

1

km/h

Humidity icon

50%

06:00

51

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

1

km/h

Humidity icon

49%

07:00

51

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 89 degree

4

km/h

Humidity icon

45%

Daily forecast

|

San Mateo County air quality index (AQI⁺) forecast

Air pollutants

What is the current air quality in San Mateo County?

IQAir exclamation icon

PM2.5 concentration is currently 1.2 times the World Health Organization annual PM2.5 guideline value.

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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Air Purifiers

Face Masks

Air Quality Monitors

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

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

Arlington Way

50

2
The national flag of USA

Alexander Avenue

47

3
The national flag of USA

265 Old Spanish Trail

40

4
The national flag of USA

Alpine Road

39

5
The national flag of USA

Durham Road

39

6
The national flag of USA

920 Bear Gulch Road

38

7
The national flag of USA

Dirt Alpine

37

8
The national flag of USA

Belle Roche Court

36

9
The national flag of USA

Burlingame Hills

33

10
The national flag of USA

480 Tunitas Creek Road

24

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

El Portal, California

126

2
The national flag of USA

Kern, California

103

3
The national flag of USA

Keyes, California

81

4
The national flag of USA

Matheny, California

80

5
The national flag of USA

Pixley, California

78

6
The national flag of USA

Albany County, Wyoming

75

7
The national flag of USA

Madera, California

75

8
The national flag of USA

Yreka, California

75

9
The national flag of USA

Shasta Lake, California

74

10
The national flag of USA

Franklin, Merced County, California

69

History

Historic air quality graph for San Mateo County

32 AQI⁺ US
Good
07:00–08:00 Oct 04 Local time
AQI⁺ US

History

Historic air quality graph for San Mateo County

32 AQI⁺ US
Good
07:00–08:00 Oct 04 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

Arlington Way

50

2
The national flag of USA

Alexander Avenue

47

3
The national flag of USA

265 Old Spanish Trail

40

4
The national flag of USA

Alpine Road

39

5
The national flag of USA

Durham Road

39

6
The national flag of USA

920 Bear Gulch Road

38

7
The national flag of USA

Dirt Alpine

37

8
The national flag of USA

Belle Roche Court

36

9
The national flag of USA

Burlingame Hills

33

10
The national flag of USA

480 Tunitas Creek Road

24

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

El Portal, California

126

2
The national flag of USA

Kern, California

103

3
The national flag of USA

Keyes, California

81

4
The national flag of USA

Matheny, California

80

5
The national flag of USA

Pixley, California

78

6
The national flag of USA

Albany County, Wyoming

75

7
The national flag of USA

Madera, California

75

8
The national flag of USA

Yreka, California

75

9
The national flag of USA

Shasta Lake, California

74

10
The national flag of USA

Franklin, Merced County, California

69

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