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Air quality in San Francisco

Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 01:00, Sep 26 Local time

US AQI⁺

Good

Main pollutant:

O₃

62 µg/m³

13°

16 km/h

95 %

Hourly forecast

San Francisco air quality index (AQI⁺) forecast

Now

13°

km/h

95%

02:00

13°

km/h

95%

03:00

13°

km/h

96%

04:00

80%

13°

km/h

98%

05:00

80%

12°

km/h

98%

06:00

12°

km/h

98%

07:00

80%

12°

km/h

97%

08:00

80%

12°

km/h

97%

09:00

13°

km/h

96%

10:00

80%

13°

km/h

96%

11:00

80%

13°

km/h

95%

12:00

14°

km/h

94%

13:00

14°

km/h

94%

14:00

15°

km/h

87%

15:00

15°

km/h

76%

16:00

70%

15°

km/h

77%

17:00

14°

km/h

81%

18:00

14°

km/h

86%

19:00

13°

km/h

97%

20:00

70%

13°

km/h

91%

21:00

14°

km/h

93%

22:00

80%

13°

km/h

97%

23:00

80%

13°

km/h

98%

Sun

00:00

13°

km/h

98%

01:00

80%

13°

km/h

98%

02:00

80%

13°

km/h

98%

03:00

13°

km/h

98%

04:00

13°

km/h

92%

05:00

13°

km/h

95%

06:00

12°

km/h

98%

07:00

13°

km/h

98%

08:00

13°

km/h

94%

09:00

13°

km/h

93%

10:00

14°

km/h

92%

11:00

70%

14°

km/h

97%

12:00

14°

km/h

96%

13:00

80%

14°

km/h

96%

14:00

80%

15°

km/h

96%

15:00

14°

km/h

96%

16:00

80%

14°

km/h

97%

17:00

80%

14°

km/h

98%

18:00

14°

km/h

98%

19:00

80%

13°

km/h

98%

20:00

80%

13°

km/h

98%

21:00

13°

km/h

98%

22:00

80%

13°

km/h

98%

23:00

80%

13°

km/h

98%

Mon

00:00

13°

km/h

98%

01:00

70%

12°

km/h

98%

02:00

12°

km/h

98%

03:00

12°

km/h

98%

04:00

70%

12°

km/h

98%

05:00

12°

km/h

98%

06:00

14°

km/h

80%

07:00

14°

km/h

80%

08:00

15°

km/h

78%

09:00

15°

km/h

74%

10:00

16°

km/h

68%

11:00

17°

km/h

62%

12:00

18°

km/h

58%

13:00

18°

km/h

58%

14:00

19°

km/h

62%

15:00

19°

km/h

67%

16:00

18°

km/h

68%

17:00

18°

km/h

67%

18:00

17°

km/h

70%

19:00

16°

km/h

75%

20:00

16°

km/h

78%

21:00

16°

km/h

79%

22:00

15°

km/h

81%

23:00

15°

km/h

82%

Tue

00:00

15°

km/h

83%

Daily forecast

San Francisco air quality index (AQI⁺) forecast

Today

80%

15°

12°

km/h

91%

Sun

80%

15°

12°

km/h

97%

Mon

19°

14°

km/h

71%

Air pollutants

What is the current air quality in San Francisco?

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

Real-time San Francisco air pollution map

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Protect yourself from air pollution in San Francisco

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Monitor the air you breathe

Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.

AirVisual Series

Medical grade air purifiers

Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.

HealthPro Series

Powerful, stylish air purifiers

Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.

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Pollen

What is the pollen count in San Francisco today?

Index

None

Tree

None

Grass

None

Weed

None

Source:

wetter.com

Pollen forecast in San Francisco

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time San Francisco air pollution map

Pollen

What is the pollen count in San Francisco today?

Index

None

Tree

None

Grass

None

Weed

None

Source:

wetter.com

Pollen forecast in San Francisco

Protect yourself from air pollution in San Francisco

SHOP IQAIR PRODUCTS

Monitor the air you breathe

Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.

AirVisual Series

Medical grade air purifiers

Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.

HealthPro Series

Powerful, stylish air purifiers

Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.

Atem Series

Most polluted locations near San Francisco

Worldwide AQI⁺ ranking

Station ranking

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

#	Stations	AQI⁺ US
1	100-200 Colby St	20
2	100-200 Maynard St	18
3	1333 Jones St.	18
4	1377 29th Ave	18
5	1034-1064 14th St	16
6	1108-1126 Cabrillo St	14
7	100 Block Andover	13
8	144 Funston Avenue	13
9	116 Marietta Drive	10
10	12th Ave	10

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Avenal, California	89
2	Bakersfield, California	81
3	El Paso, Texas	78
4	Sandpoint, Idaho	77
5	Palm Springs, California	75
6	Beaumont, California	73
7	Jurupa Valley, California	73
8	Ontario, California	73
9	West University Place, Texas	71
10	Montgomery County, Texas	69

History

Historic air quality graph for San Francisco

13 AQI⁺ US

Good

00:00–01:00 Sep 26 Local time

AQI⁺ US

History

Historic air quality graph for San Francisco

13 AQI⁺ US

Good

00:00–01:00 Sep 26 Local time

AQI⁺ US

Most polluted locations near San Francisco

Worldwide AQI⁺ ranking

Station ranking

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

#	Stations	AQI⁺ US
1	100-200 Colby St	20
2	100-200 Maynard St	18
3	1333 Jones St.	18
4	1377 29th Ave	18
5	1034-1064 14th St	16
6	1108-1126 Cabrillo St	14
7	100 Block Andover	13
8	144 Funston Avenue	13
9	116 Marietta Drive	10
10	12th Ave	10

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Avenal, California	89
2	Bakersfield, California	81
3	El Paso, Texas	78
4	Sandpoint, Idaho	77
5	Palm Springs, California	75
6	Beaumont, California	73
7	Jurupa Valley, California	73
8	Ontario, California	73
9	West University Place, Texas	71
10	Montgomery County, Texas	69