Add

Air quality near Cornell, San Mateo

Air quality index (AQI⁺) and PM2.5 air pollution near Cornell, San Mateo • 29 Followers • 21:00, Jun 09

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

2.6 µg/m³

14°

19 km/h

75 %

Data source: PurpleAir

Hourly forecast

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

Now

14°

km/h

75%

22:00

14°

km/h

76%

23:00

14°

km/h

78%

Wed

00:00

13°

km/h

78%

01:00

13°

km/h

81%

02:00

12°

km/h

82%

03:00

12°

km/h

80%

04:00

12°

km/h

75%

05:00

13°

km/h

73%

06:00

13°

km/h

73%

07:00

14°

km/h

74%

08:00

16°

km/h

67%

09:00

18°

km/h

60%

10:00

20°

km/h

55%

11:00

23°

km/h

50%

12:00

25°

km/h

44%

13:00

26°

km/h

33%

14:00

27°

km/h

32%

15:00

26°

km/h

34%

16:00

26°

km/h

38%

17:00

25°

km/h

37%

18:00

24°

km/h

40%

19:00

23°

km/h

43%

20:00

21°

km/h

47%

21:00

20°

km/h

51%

22:00

20°

km/h

51%

23:00

20°

km/h

50%

Thu

00:00

20°

km/h

49%

01:00

19°

km/h

50%

02:00

18°

km/h

55%

03:00

18°

km/h

59%

04:00

18°

km/h

60%

05:00

18°

km/h

59%

06:00

17°

km/h

62%

07:00

18°

km/h

64%

08:00

20°

km/h

62%

09:00

23°

km/h

54%

10:00

25°

km/h

38%

11:00

27°

km/h

26%

12:00

29°

km/h

22%

13:00

30°

km/h

22%

14:00

30°

km/h

32%

15:00

27°

km/h

41%

16:00

26°

km/h

45%

17:00

25°

km/h

45%

18:00

0°

km/h

19:00

21°

km/h

49%

20:00

20°

km/h

52%

21:00

18°

km/h

60%

22:00

17°

km/h

63%

23:00

17°

km/h

63%

Fri

00:00

0°

km/h

01:00

16°

km/h

67%

02:00

15°

km/h

72%

03:00

15°

km/h

72%

04:00

15°

km/h

72%

05:00

15°

km/h

72%

06:00

0°

km/h

07:00

17°

km/h

72%

08:00

18°

km/h

68%

09:00

20°

km/h

64%

10:00

21°

km/h

60%

11:00

21°

km/h

64%

12:00

0°

km/h

13:00

22°

km/h

57%

14:00

22°

km/h

53%

15:00

22°

km/h

53%

16:00

22°

km/h

53%

17:00

23°

km/h

50%

18:00

22°

km/h

19:00

20°

km/h

60%

20:00

18°

km/h

68%

Daily forecast

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

Today

27°

13°

km/h

49%

Wed

30°

17°

km/h

46%

Thu

23°

15°

km/h

62%

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

Get a monitor

Real-time Cornell, San Mateo air pollution map

Pollen

What is the pollen count in Cornell today?

Index

Moderate

Tree

Low

25%

Grass

Moderate

50%

Weed

Low

25%

Source:

wetter.com

Pollen forecast

Pollen

What is the pollen count in Cornell today?

Index

Moderate

Tree

Low

25%

Grass

Moderate

50%

Weed

Low

25%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Cornell

14 AQI⁺ US

Good

20:00–21:00 Jun 09

AQI⁺ US

Measure your own air quality

Get a monitor and contribute air quality data in your city.

Get a monitor How to contribute

Most polluted locations near Cornell, San Mateo

Worldwide AQI⁺ ranking

Station ranking

Real-time Cornell AQI⁺ station ranking

#	Stations	AQI⁺ US
1	Arroyo Ct	23
2	37th Avenue	19
3	BV.SM Upper	19
4	Beresford Park	19
5	10th Ave and Palm	16
6	113 West 40th Avenue	16
7	13th Avenue	16
8	Baywood - Aragon	14
9	Cornell	14
10	Central San Mateo	8

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Crestline, California	114
2	Hesperia, California	105
3	Palm Springs, California	101
4	Victorville, California	98
5	Apache Junction, Arizona	95
6	Douglas, Colorado	91
7	Worcester, Massachusetts	91
8	St. Petersburg, Florida	90
9	Redlands, California	88
10	Centennial, Colorado	85