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Air quality in San Francisco

Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 04:00, Apr 24 Local time

36*

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

6.6 µg/m³

weather condition icon

24°

wind direction icon

4 km/h

weather humid icon

86 %

Hourly forecast

San Francisco air quality index (AQI⁺) forecast

Now

36

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

4

km/h

Humidity icon

86%

05:00

36

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 274 degree

6

km/h

Humidity icon

87%

06:00

37

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 282 degree

5

km/h

Humidity icon

86%

07:00

38

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 279 degree

4

km/h

Humidity icon

82%

08:00

38

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 249 degree

6

km/h

Humidity icon

74%

09:00

37

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 251 degree

8

km/h

Humidity icon

67%

10:00

36

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 229 degree

9

km/h

Humidity icon

62%

11:00

34

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 217 degree

10

km/h

Humidity icon

57%

12:00

33

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 204 degree

13

km/h

Humidity icon

52%

13:00

31

Weather icon

33°

IQAir AirVisual Air Quality Map Wind rotating 194 degree

15

km/h

Humidity icon

48%

14:00

31

Weather icon

80%

31°

IQAir AirVisual Air Quality Map Wind rotating 201 degree

21

km/h

Humidity icon

54%

15:00

31

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 219 degree

14

km/h

Humidity icon

57%

16:00

32

Weather icon

90%

30°

IQAir AirVisual Air Quality Map Wind rotating 253 degree

8

km/h

Humidity icon

60%

17:00

31

Weather icon

90%

29°

IQAir AirVisual Air Quality Map Wind rotating 281 degree

3

km/h

Humidity icon

64%

18:00

31

Weather icon

90%

28°

IQAir AirVisual Air Quality Map Wind rotating 134 degree

3

km/h

Humidity icon

71%

19:00

31

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

4

km/h

Humidity icon

77%

20:00

33

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

4

km/h

Humidity icon

77%

21:00

35

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

4

km/h

Humidity icon

79%

22:00

38

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 193 degree

4

km/h

Humidity icon

82%

23:00

40

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

3

km/h

Humidity icon

83%

Sat

00:00

42

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

3

km/h

Humidity icon

84%

01:00

45

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 279 degree

5

km/h

Humidity icon

85%

02:00

47

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 287 degree

5

km/h

Humidity icon

85%

03:00

49

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

5

km/h

Humidity icon

85%

04:00

52

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 269 degree

5

km/h

Humidity icon

86%

05:00

53

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 293 degree

5

km/h

Humidity icon

87%

06:00

54

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 295 degree

4

km/h

Humidity icon

87%

07:00

55

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 244 degree

5

km/h

Humidity icon

84%

08:00

47

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 238 degree

6

km/h

Humidity icon

80%

09:00

40

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 253 degree

9

km/h

Humidity icon

74%

10:00

33

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

11

km/h

Humidity icon

67%

11:00

32

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 247 degree

12

km/h

Humidity icon

61%

12:00

32

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

12

km/h

Humidity icon

54%

13:00

32

Weather icon

90%

32°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

14

km/h

Humidity icon

55%

14:00

31

Weather icon

90%

31°

IQAir AirVisual Air Quality Map Wind rotating 234 degree

14

km/h

Humidity icon

58%

15:00

30

Weather icon

90%

31°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

13

km/h

Humidity icon

60%

16:00

29

Weather icon

90%

29°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

11

km/h

Humidity icon

66%

17:00

32

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 217 degree

5

km/h

Humidity icon

75%

18:00

35

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 194 degree

1

km/h

Humidity icon

76%

19:00

38

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 146 degree

2

km/h

Humidity icon

77%

20:00

41

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 150 degree

3

km/h

Humidity icon

78%

21:00

44

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 181 degree

4

km/h

Humidity icon

80%

22:00

48

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 240 degree

2

km/h

Humidity icon

83%

23:00

49

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 251 degree

3

km/h

Humidity icon

84%

Sun

00:00

50

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

4

km/h

Humidity icon

86%

01:00

51

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 281 degree

6

km/h

Humidity icon

87%

02:00

52

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 299 degree

5

km/h

Humidity icon

88%

03:00

53

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 295 degree

5

km/h

Humidity icon

88%

04:00

55

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 285 degree

5

km/h

Humidity icon

89%

05:00

55

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 288 degree

4

km/h

Humidity icon

89%

06:00

55

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 282 degree

4

km/h

Humidity icon

89%

07:00

56

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 279 degree

3

km/h

Humidity icon

85%

08:00

47

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 253 degree

5

km/h

Humidity icon

79%

09:00

39

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

6

km/h

Humidity icon

73%

10:00

31

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

7

km/h

Humidity icon

68%

11:00

29

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

8

km/h

Humidity icon

62%

12:00

27

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

7

km/h

Humidity icon

57%

13:00

26

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 193 degree

8

km/h

Humidity icon

53%

14:00

26

Weather icon

33°

IQAir AirVisual Air Quality Map Wind rotating 182 degree

12

km/h

Humidity icon

48%

15:00

26

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

23

km/h

Humidity icon

52%

16:00

26

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

19

km/h

Humidity icon

59%

17:00

28

Weather icon

90%

29°

IQAir AirVisual Air Quality Map Wind rotating 181 degree

8

km/h

Humidity icon

68%

18:00

30

Weather icon

90%

27°

IQAir AirVisual Air Quality Map Wind rotating 196 degree

4

km/h

Humidity icon

75%

19:00

32

Weather icon

90%

27°

IQAir AirVisual Air Quality Map Wind rotating 193 degree

4

km/h

Humidity icon

78%

20:00

32

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 176 degree

3

km/h

Humidity icon

78%

21:00

33

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 124 degree

3

km/h

Humidity icon

78%

22:00

34

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 87 degree

3

km/h

Humidity icon

80%

23:00

36

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 70 degree

2

km/h

Humidity icon

82%

Mon

00:00

38

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 36 degree

2

km/h

Humidity icon

82%

01:00

40

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 11 degree

3

km/h

Humidity icon

83%

02:00

39

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 16 degree

2

km/h

Humidity icon

84%

03:00

39

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 31 degree

2

km/h

Humidity icon

85%

Daily forecast

|

San Francisco air quality index (AQI⁺) forecast

Today

36

Weather icon

33°

24°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

21

km/h

Humidity icon

68%

Sat

40

Weather icon

32°

25°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

14

km/h

Humidity icon

71%

Sun

42

Weather icon

33°

24°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

23

km/h

Humidity icon

70%

Air pollutants

What is the current air quality in San Francisco?

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PM2.5 concentration is currently 1.3 times the World Health Organization annual PM2.5 guideline value.

air quality map

Real-time San Francisco air pollution map

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

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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
air quality map

Real-time San Francisco air pollution map

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

History

Historic air quality graph for San Francisco

36 AQI⁺ US
Good
04:00–05:00 Apr 24 Local time
AQI⁺ US

History

Historic air quality graph for San Francisco

36 AQI⁺ US
Good
04:00–05:00 Apr 24 Local time
AQI⁺ US

Most polluted locations near San Francisco

Worldwide AQI⁺ rankingArrow icon

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