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Air quality in San Mateo

Air quality index (AQI⁺) and PM2.5 air pollution in San Mateo • 18 Followers • 23:00, Nov 09 Local time

US AQI⁺

Good

Main pollutant:

PM2.5

6.5 µg/m³

26°

2 km/h

67 %

Hourly forecast

San Mateo air quality index (AQI⁺) forecast

Now

26°

km/h

67%

Tue

00:00

25°

km/h

69%

01:00

25°

km/h

70%

02:00

25°

km/h

70%

03:00

26°

km/h

69%

04:00

26°

km/h

69%

05:00

25°

km/h

69%

06:00

25°

km/h

72%

07:00

26°

km/h

68%

08:00

27°

km/h

57%

09:00

29°

km/h

51%

10:00

29°

km/h

51%

11:00

29°

km/h

51%

12:00

30°

km/h

45%

13:00

30°

km/h

45%

14:00

30°

km/h

45%

15:00

29°

km/h

48%

16:00

28°

km/h

52%

17:00

27°

km/h

57%

18:00

26°

km/h

61%

19:00

26°

km/h

63%

20:00

26°

km/h

64%

21:00

26°

km/h

64%

22:00

26°

km/h

65%

23:00

26°

km/h

67%

Wed

00:00

26°

km/h

68%

01:00

26°

km/h

69%

02:00

25°

km/h

69%

03:00

25°

km/h

69%

04:00

25°

km/h

69%

05:00

25°

km/h

71%

06:00

25°

km/h

71%

07:00

26°

km/h

70%

08:00

26°

km/h

69%

09:00

26°

km/h

70%

10:00

26°

km/h

71%

11:00

27°

km/h

71%

12:00

27°

km/h

70%

13:00

27°

km/h

69%

14:00

27°

km/h

68%

15:00

27°

km/h

66%

16:00

27°

km/h

63%

17:00

27°

km/h

65%

18:00

26°

km/h

69%

19:00

26°

km/h

69%

20:00

26°

km/h

69%

21:00

26°

km/h

69%

22:00

26°

km/h

70%

23:00

26°

km/h

71%

Thu

00:00

26°

km/h

72%

01:00

25°

km/h

71%

02:00

25°

km/h

72%

03:00

25°

km/h

74%

04:00

25°

km/h

74%

05:00

25°

km/h

74%

06:00

25°

km/h

75%

07:00

25°

km/h

75%

08:00

26°

km/h

72%

09:00

26°

km/h

71%

10:00

27°

km/h

69%

11:00

27°

km/h

68%

12:00

27°

km/h

69%

13:00

27°

km/h

66%

14:00

28°

km/h

62%

15:00

27°

km/h

63%

16:00

27°

km/h

62%

17:00

26°

km/h

63%

18:00

25°

km/h

67%

19:00

25°

km/h

68%

20:00

25°

km/h

69%

21:00

25°

km/h

71%

22:00

25°

km/h

70%

Daily forecast

San Mateo air quality index (AQI⁺) forecast

Today

30°

26°

km/h

62%

Wed

30°

25°

km/h

56%

Thu

27°

25°

km/h

69%

Air pollutants

What is the current air quality in San Mateo?

PM2.5 concentration is currently 1.3 times the World Health Organization annual PM2.5 guideline value.

Real-time San Mateo air pollution map

Health recommendations

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Health recommendations

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Real-time San Mateo air pollution map

Protect yourself from air pollution in San Mateo

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Most polluted locations near San Mateo

Worldwide AQI⁺ ranking

Station ranking

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

#	Stations	AQI⁺ US
1	Barangay Fortune - Santan Street	61
2	Tivoli	54

City ranking

Real-time Philippines AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Makati, National Capital Region	56
2	Ungca, Western Visayas	53
3	Carmona, Calabarzon	49
4	Batangas, Calabarzon	22

History

Historic air quality graph for San Mateo

36 AQI⁺ US

Good

22:00–23:00 Nov 09 Local time

AQI⁺ US

History

Historic air quality graph for San Mateo

36 AQI⁺ US

Good

22:00–23:00 Nov 09 Local time

AQI⁺ US

Most polluted locations near San Mateo

Worldwide AQI⁺ ranking

Station ranking

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

#	Stations	AQI⁺ US
1	Barangay Fortune - Santan Street	61
2	Tivoli	54

City ranking

Real-time Philippines AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Makati, National Capital Region	56
2	Ungca, Western Visayas	53
3	Carmona, Calabarzon	49
4	Batangas, Calabarzon	22

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Air quality in San Mateo

Air quality index (AQI⁺) and PM2.5 air pollution in San Mateo • 18 Followers • 23:00, Nov 09 Local time

Hourly forecast

Daily forecast

Air pollutants

Real-time San Mateo air pollution map

Protect yourself from air pollution in San Mateo

Real-time San Mateo air pollution map

Protect yourself from air pollution in San Mateo

Most polluted locations near San Mateo

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

Real-time Philippines AQI⁺ city ranking

Historic air quality near San Mateo

History

Historic air quality near San Mateo

History

Most polluted locations near San Mateo

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

Real-time Philippines AQI⁺ city ranking

Get comprehensive data about air quality in San Mateo

Measure your own air quality

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