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Air quality near San Gregorio, San Mateo County

Air quality index (AQI⁺) and PM2.5 air pollution near San Gregorio, San Mateo County • 23 Followers • 08:00, Jun 12 Local time

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

2.6 µg/m³

20°

2 km/h

66 %

Data source: PurpleAir

Hourly forecast

San Gregorio, San Mateo County air quality index (AQI⁺) forecast

Now

20°

km/h

66%

09:00

22°

km/h

66%

10:00

23°

km/h

70%

11:00

23°

km/h

68%

12:00

24°

km/h

67%

13:00

24°

km/h

65%

14:00

24°

km/h

64%

15:00

24°

km/h

63%

16:00

23°

km/h

63%

17:00

22°

km/h

64%

18:00

24°

km/h

94%

19:00

21°

km/h

94%

20:00

17°

km/h

96%

21:00

15°

km/h

94%

22:00

15°

km/h

93%

23:00

15°

km/h

91%

Sat

00:00

15°

km/h

91%

01:00

15°

km/h

91%

02:00

14°

km/h

92%

03:00

14°

km/h

91%

04:00

14°

km/h

91%

05:00

14°

km/h

91%

06:00

14°

km/h

90%

07:00

17°

km/h

88%

08:00

20°

km/h

87%

09:00

23°

km/h

87%

10:00

25°

km/h

87%

11:00

26°

km/h

86%

12:00

27°

km/h

90%

13:00

26°

km/h

91%

14:00

26°

km/h

91%

15:00

25°

km/h

89%

16:00

25°

km/h

87%

17:00

23°

km/h

85%

18:00

22°

km/h

86%

19:00

20°

km/h

88%

20:00

17°

km/h

88%

21:00

15°

km/h

90%

22:00

14°

km/h

89%

23:00

14°

km/h

87%

Sun

00:00

15°

km/h

86%

01:00

15°

km/h

86%

02:00

14°

km/h

89%

03:00

14°

km/h

90%

04:00

13°

km/h

90%

05:00

13°

km/h

90%

06:00

13°

km/h

89%

07:00

16°

km/h

87%

08:00

19°

km/h

84%

09:00

22°

km/h

86%

10:00

23°

km/h

91%

11:00

24°

km/h

94%

12:00

25°

km/h

92%

13:00

24°

km/h

92%

14:00

24°

km/h

93%

15:00

23°

km/h

94%

16:00

23°

km/h

93%

17:00

23°

km/h

93%

18:00

22°

km/h

92%

19:00

21°

km/h

91%

20:00

18°

km/h

92%

21:00

15°

km/h

93%

22:00

15°

km/h

91%

23:00

15°

km/h

90%

Mon

00:00

14°

km/h

89%

01:00

14°

km/h

90%

02:00

14°

km/h

90%

03:00

14°

km/h

92%

04:00

14°

km/h

94%

05:00

14°

km/h

94%

06:00

14°

km/h

94%

07:00

17°

km/h

94%

Daily forecast

San Gregorio, San Mateo County air quality index (AQI⁺) forecast

Today

24°

15°

km/h

75%

Sat

27°

14°

km/h

88%

Sun

25°

13°

km/h

91%

Air pollutants

What is the current air quality near San Gregorio?

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 San Gregorio, San Mateo County air pollution map

Pollen

What is the pollen count in San Gregorio today?

Index

Moderate

Tree

None

Grass

Moderate

50%

Weed

None

Source:

wetter.com

Pollen forecast

Protect yourself from air pollution in San Gregorio

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Pollen

What is the pollen count in San Gregorio today?

Index

Moderate

Tree

None

Grass

Moderate

50%

Weed

None

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for San Gregorio

14 AQI⁺ US

Good

07:00–08:00 Jun 12 Local time

AQI⁺ US

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Most polluted locations near San Gregorio, San Mateo County

Worldwide AQI⁺ ranking

Station ranking

Real-time San Gregorio AQI⁺ station ranking

#	Stations	AQI⁺ US
1	Alberta Glen	27
2	920 Bear Gulch Road	24
3	265 Old Spanish Trail	22
4	Dirt Alpine	20
5	Durham Road	20
6	Filbert Road	20
7	Alpine Road	18
8	Bear Gulch Road	11
9	480 Tunitas Creek Road	7
10	Experimental Facilities Dept Shops EFD	1

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Avenal, California	148
2	San Juan, Utah	95
3	San Bernardino County, California	85
4	Signal Hill, California	81
5	York County, Virginia	80
6	Pinal County, Arizona	79
7	Norfolk, Virginia	77
8	Rockport, Massachusetts	74
9	Rancho Palos Verdes, California	72
10	James City County, Virginia	71