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Air quality near Cornell, San Mateo

Air quality index (AQI⁺) and PM2.5 air pollution near Cornell, San Mateo • 28 Followers • 03:00, May 12 Local time

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

0.5 µg/m³

12°

9 km/h

92 %

Data source: PurpleAir

Hourly forecast

Cornell, San Mateo air quality index (AQI⁺) forecast

Now

12°

km/h

92%

04:00

11°

km/h

92%

05:00

11°

km/h

93%

06:00

11°

km/h

92%

07:00

11°

km/h

91%

08:00

13°

km/h

86%

09:00

15°

km/h

79%

10:00

16°

km/h

73%

11:00

17°

km/h

68%

12:00

18°

km/h

64%

13:00

19°

km/h

62%

14:00

19°

km/h

59%

15:00

19°

km/h

59%

16:00

18°

km/h

63%

17:00

16°

km/h

67%

18:00

15°

km/h

71%

19:00

14°

km/h

68%

20:00

13°

km/h

73%

21:00

13°

km/h

78%

22:00

12°

km/h

79%

23:00

12°

km/h

78%

Wed

00:00

12°

km/h

80%

01:00

12°

km/h

84%

02:00

12°

km/h

85%

03:00

12°

km/h

88%

04:00

12°

km/h

89%

05:00

12°

km/h

90%

06:00

12°

km/h

90%

07:00

12°

km/h

93%

08:00

12°

km/h

90%

09:00

13°

km/h

86%

10:00

13°

km/h

82%

11:00

14°

km/h

79%

12:00

15°

km/h

71%

13:00

16°

km/h

67%

14:00

16°

km/h

65%

15:00

16°

km/h

61%

16:00

15°

km/h

60%

17:00

15°

km/h

64%

18:00

14°

km/h

70%

19:00

12°

km/h

78%

20:00

11°

km/h

85%

21:00

10°

km/h

90%

22:00

10°

km/h

92%

23:00

10°

km/h

92%

Thu

00:00

10°

km/h

93%

01:00

10°

km/h

93%

02:00

10°

km/h

92%

03:00

10°

km/h

91%

04:00

10°

km/h

91%

05:00

10°

km/h

91%

06:00

0°

km/h

07:00

15°

km/h

72%

08:00

16°

km/h

67%

09:00

17°

km/h

68%

10:00

18°

km/h

64%

11:00

17°

km/h

72%

12:00

0°

km/h

13:00

18°

km/h

64%

14:00

18°

km/h

60%

15:00

18°

km/h

60%

16:00

18°

km/h

60%

17:00

18°

km/h

60%

18:00

0°

km/h

19:00

16°

km/h

67%

20:00

15°

km/h

72%

21:00

14°

km/h

77%

22:00

13°

km/h

82%

23:00

14°

km/h

77%

Fri

00:00

0°

km/h

01:00

13°

km/h

82%

02:00

13°

km/h

82%

Daily forecast

Cornell, San Mateo air quality index (AQI⁺) forecast

Today

19°

11°

km/h

73%

Wed

16°

10°

km/h

78%

Thu

18°

13°

km/h

68%

Air pollutants

What is the current air quality near Cornell?

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

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Real-time Cornell, San Mateo air pollution map

Pollen

What is the pollen count in Cornell today?

Index

Low

Tree Low	25%
Grass Low	25%
Weed Low	25%

Source:

wetter.com

Pollen forecast

Protect yourself from air pollution in Cornell

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Air Purifiers

Face Masks

Air Quality Monitors

Pollen

What is the pollen count in Cornell today?

Index

Low

Tree Low	25%
Grass Low	25%
Weed Low	25%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Cornell

3 AQI⁺ US

Good

02:00–03:00 May 12 Local time

AQI⁺ US

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Most polluted locations near Cornell, San Mateo

Worldwide AQI⁺ ranking

Station ranking

Real-time Cornell AQI⁺ station ranking

#	Stations	AQI⁺ US
1	238 41st Avenue	12
2	113 West 40th Avenue	8
3	13th Avenue	8
4	Beresford Park	8
5	Arroyo Ct	6
6	Belford Way	6
7	10th Ave and Palm	4
8	37th Avenue	3
9	BV.SM Upper	2
10	Baywood - Aragon	2

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Glendora, California	98
2	Whittier, California	92
3	Whiterocks, Utah	78
4	Burbank, Los Angeles County, California	76
5	Monrovia, California	73
6	East Los Angeles, California	71
7	Signal Hill, California	71
8	Alhambra, California	70
9	Jurupa Valley, California	70
10	Fallbrook, California	69