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Air quality near 31st Ave, San Mateo

Air quality index (AQI⁺) and PM2.5 air pollution near 31st Ave, San Mateo • 135 Followers • 15:00, Jun 11 Local time

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

4.2 µg/m³

32°

9 km/h

23 %

Data source: PurpleAir

Hourly forecast

31st Ave, San Mateo air quality index (AQI⁺) forecast

Now

32°

km/h

23%

16:00

30°

km/h

33%

17:00

28°

km/h

39%

18:00

26°

km/h

48%

19:00

25°

km/h

48%

20:00

23°

km/h

56%

21:00

22°

km/h

54%

22:00

22°

km/h

56%

23:00

21°

km/h

63%

Fri

00:00

20°

km/h

67%

01:00

19°

km/h

70%

02:00

19°

km/h

72%

03:00

18°

km/h

74%

04:00

17°

km/h

75%

05:00

17°

km/h

75%

06:00

16°

km/h

79%

07:00

17°

km/h

73%

08:00

20°

km/h

63%

09:00

22°

km/h

56%

10:00

24°

km/h

50%

11:00

26°

km/h

46%

12:00

27°

km/h

46%

13:00

28°

km/h

45%

14:00

28°

km/h

43%

15:00

28°

km/h

42%

16:00

28°

km/h

41%

17:00

27°

km/h

43%

18:00

18°

km/h

73%

19:00

16°

km/h

77%

20:00

16°

km/h

77%

21:00

15°

km/h

82%

22:00

14°

km/h

88%

23:00

14°

km/h

88%

Sat

00:00

14°

km/h

88%

01:00

14°

km/h

82%

02:00

14°

km/h

82%

03:00

14°

km/h

82%

04:00

13°

km/h

88%

05:00

14°

km/h

82%

06:00

15°

km/h

77%

07:00

15°

km/h

82%

08:00

16°

km/h

77%

09:00

17°

km/h

77%

10:00

18°

km/h

77%

11:00

19°

km/h

68%

12:00

20°

km/h

64%

13:00

21°

km/h

60%

14:00

21°

km/h

60%

15:00

21°

km/h

60%

16:00

21°

km/h

56%

17:00

20°

km/h

64%

18:00

18°

km/h

68%

19:00

16°

km/h

77%

20:00

16°

km/h

77%

21:00

15°

km/h

82%

22:00

14°

km/h

88%

23:00

14°

km/h

88%

Sun

00:00

14°

km/h

88%

01:00

14°

km/h

82%

02:00

14°

km/h

82%

03:00

14°

km/h

82%

04:00

14°

km/h

88%

05:00

14°

km/h

88%

06:00

15°

km/h

82%

07:00

15°

km/h

82%

08:00

16°

km/h

77%

09:00

17°

km/h

72%

10:00

18°

km/h

73%

11:00

19°

km/h

68%

12:00

20°

km/h

64%

13:00

20°

km/h

64%

14:00

20°

km/h

64%

Daily forecast

31st Ave, San Mateo air quality index (AQI⁺) forecast

Today

32°

20°

km/h

41%

Fri

28°

14°

km/h

60%

Sat

21°

14°

km/h

71%

Air pollutants

What is the current air quality near 31st Ave?

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

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time 31st Ave, San Mateo air pollution map

Pollen

What is the pollen count in 31st Ave today?

Index

Moderate

Tree

Low

25%

Grass

Moderate

50%

Weed

Low

25%

Source:

wetter.com

Pollen forecast

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Pollen

What is the pollen count in 31st Ave today?

Index

Moderate

Tree

Low

25%

Grass

Moderate

50%

Weed

Low

25%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for 31st Ave

23 AQI⁺ US

Good

14:00–15:00 Jun 11 Local time

AQI⁺ US

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Most polluted locations near 31st Ave, San Mateo

Worldwide AQI⁺ ranking

Station ranking

Real-time 31st Ave AQI⁺ station ranking

#	Stations	AQI⁺ US
1	238 41st Avenue	44
2	37th Avenue	39
3	113 West 40th Avenue	38
4	10th Ave and Palm	34
5	Arroyo Ct	34
6	BV.SM Upper	34
7	13th Avenue	31
8	Belford Way	31
9	Baywood - Aragon	28
10	31st Ave	23

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Berrien County, Michigan	108
2	Palm Springs, California	107
3	Crestline, California	106
4	Bowling Green, Ohio	104
5	Clovis, California	104
6	Jurupa Valley, California	104
7	Santa Clarita, California	104
8	Simi Valley, California	104
9	Gunnison County, Colorado	103
10	Mesa, Colorado	103