Air quality in San Francisco

Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 575 Followers • 19:00, Apr 24 Local time

14*

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

2.5 µg/m³

weather condition icon

19°

wind direction icon

2 km/h

weather humid icon

98 %

Hourly forecast

San Francisco air quality index (AQI⁺) forecast

Now

14

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 72 degree

2

km/h

Humidity icon

98%

22:00

16

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

1

km/h

Humidity icon

99%

23:00

18

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 159 degree

2

km/h

Humidity icon

98%

Sat

00:00

21

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 173 degree

2

km/h

Humidity icon

97%

01:00

25

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 189 degree

1

km/h

Humidity icon

96%

02:00

30

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 235 degree

2

km/h

Humidity icon

95%

03:00

37

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 250 degree

2

km/h

Humidity icon

93%

04:00

44

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 216 degree

1

km/h

Humidity icon

94%

05:00

47

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 195 degree

2

km/h

Humidity icon

93%

06:00

50

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

2

km/h

Humidity icon

92%

07:00

53

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

1

km/h

Humidity icon

85%

08:00

49

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 28 degree

3

km/h

Humidity icon

74%

09:00

45

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 18 degree

4

km/h

Humidity icon

66%

10:00

42

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 354 degree

5

km/h

Humidity icon

57%

11:00

43

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

7

km/h

Humidity icon

51%

12:00

45

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 355 degree

9

km/h

Humidity icon

48%

13:00

47

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 350 degree

8

km/h

Humidity icon

46%

14:00

37

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 347 degree

9

km/h

Humidity icon

45%

15:00

27

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 351 degree

9

km/h

Humidity icon

47%

16:00

17

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 351 degree

9

km/h

Humidity icon

53%

17:00

15

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 346 degree

7

km/h

Humidity icon

68%

18:00

13

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 284 degree

3

km/h

Humidity icon

86%

19:00

12

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

2

km/h

Humidity icon

89%

20:00

13

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 227 degree

2

km/h

Humidity icon

90%

21:00

14

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 197 degree

2

km/h

Humidity icon

90%

22:00

15

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 167 degree

2

km/h

Humidity icon

90%

23:00

24

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 189 degree

3

km/h

Humidity icon

90%

Sun

00:00

33

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 201 degree

3

km/h

Humidity icon

89%

01:00

42

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 203 degree

2

km/h

Humidity icon

88%

02:00

43

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 191 degree

3

km/h

Humidity icon

88%

03:00

45

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 165 degree

2

km/h

Humidity icon

88%

04:00

47

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 157 degree

2

km/h

Humidity icon

88%

05:00

50

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

2

km/h

Humidity icon

88%

06:00

53

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

2

km/h

Humidity icon

86%

07:00

56

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 145 degree

1

km/h

Humidity icon

80%

08:00

54

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 60 degree

3

km/h

Humidity icon

72%

09:00

53

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 46 degree

3

km/h

Humidity icon

63%

10:00

52

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 15 degree

5

km/h

Humidity icon

55%

11:00

41

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

7

km/h

Humidity icon

49%

12:00

30

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 351 degree

8

km/h

Humidity icon

45%

13:00

20

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 346 degree

9

km/h

Humidity icon

44%

14:00

17

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 339 degree

9

km/h

Humidity icon

45%

15:00

15

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 342 degree

8

km/h

Humidity icon

48%

16:00

13

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 348 degree

7

km/h

Humidity icon

55%

17:00

13

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 340 degree

4

km/h

Humidity icon

69%

18:00

13

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 271 degree

2

km/h

Humidity icon

82%

19:00

14

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 217 degree

3

km/h

Humidity icon

86%

20:00

17

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 204 degree

4

km/h

Humidity icon

89%

21:00

21

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 189 degree

4

km/h

Humidity icon

93%

22:00

25

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 191 degree

4

km/h

Humidity icon

94%

23:00

29

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 188 degree

5

km/h

Humidity icon

95%

Mon

00:00

34

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 193 degree

4

km/h

Humidity icon

96%

01:00

39

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 186 degree

5

km/h

Humidity icon

97%

02:00

40

Weather icon

80%

20°

IQAir AirVisual Air Quality Map Wind rotating 181 degree

4

km/h

Humidity icon

96%

03:00

42

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 190 degree

4

km/h

Humidity icon

96%

04:00

44

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 197 degree

4

km/h

Humidity icon

96%

05:00

46

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 194 degree

3

km/h

Humidity icon

97%

06:00

48

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 183 degree

3

km/h

Humidity icon

97%

07:00

51

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 157 degree

2

km/h

Humidity icon

95%

08:00

48

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 4 degree

2

km/h

Humidity icon

93%

09:00

46

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 346 degree

4

km/h

Humidity icon

92%

10:00

44

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 339 degree

5

km/h

Humidity icon

91%

11:00

35

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 11 degree

7

km/h

Humidity icon

86%

12:00

26

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 25 degree

7

km/h

Humidity icon

64%

13:00

18

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 8 degree

7

km/h

Humidity icon

53%

14:00

16

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 340 degree

8

km/h

Humidity icon

49%

15:00

14

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 338 degree

8

km/h

Humidity icon

51%

16:00

12

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 349 degree

9

km/h

Humidity icon

61%

17:00

17

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 2 degree

6

km/h

Humidity icon

76%

18:00

23

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 275 degree

2

km/h

Humidity icon

95%

19:00

29

Weather icon

90%

21°

IQAir AirVisual Air Quality Map Wind rotating 201 degree

2

km/h

Humidity icon

98%

20:00

26

Weather icon

90%

21°

IQAir AirVisual Air Quality Map Wind rotating 197 degree

4

km/h

Humidity icon

98%

Daily forecast

|

San Francisco air quality index (AQI⁺) forecast

Today

35

Weather icon

31°

19°

IQAir AirVisual Air Quality Map Wind rotating 0 degree

9

km/h

Humidity icon

69%

Sat

33

Weather icon

31°

20°

IQAir AirVisual Air Quality Map Wind rotating 0 degree

9

km/h

Humidity icon

68%

Sun

31

Weather icon

30°

19°

IQAir AirVisual Air Quality Map Wind rotating 0 degree

9

km/h

Humidity icon

82%

Air pollutants

What is the current air quality in San Francisco?

IQAir Check icon

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

Health recommendations

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Enjoy outdoor activities

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Open your windows to bring clean, fresh air indoors

Get a monitor

Protect yourself from air pollution in San Francisco

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Health recommendations

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Enjoy outdoor activities

common.healthRecommendationComp.icons.windowAlt

Open your windows to bring clean, fresh air indoors

Get a monitor

Protect yourself from air pollution in San Francisco

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Most polluted locations near San Francisco

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time Peru AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of Peru

Lima, Lima

64

2
The national flag of Peru

Pucallpa, Ucayali

54

3
The national flag of Peru

La Oroya, Junin

13

History

Historic air quality graph for San Francisco

14 AQI⁺ US
Good
19:00–20:00 Apr 24 Local time
AQI⁺ US

History

Historic air quality graph for San Francisco

14 AQI⁺ US
Good
19:00–20:00 Apr 24 Local time
AQI⁺ US

Most polluted locations near San Francisco

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time Peru AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of Peru

Lima, Lima

64

2
The national flag of Peru

Pucallpa, Ucayali

54

3
The national flag of Peru

La Oroya, Junin

13

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Where is the cleanest air quality in San Francisco?

No locations are available.