WorldArrow icon
Arrow iconSan Francisco

Air quality in San Francisco

Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 17 Followers • 15:00, Oct 12 Local time

10*

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

1.8 µg/m³

weather condition icon

28°

wind direction icon

8 km/h

weather humid icon

78 %

Hourly forecast

San Francisco air quality index (AQI⁺) forecast

Now

10

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 11 degree

8

km/h

Humidity icon

78%

17:00

11

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 21 degree

5

km/h

Humidity icon

87%

18:00

12

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 64 degree

3

km/h

Humidity icon

96%

19:00

16

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 157 degree

2

km/h

Humidity icon

96%

20:00

23

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

3

km/h

Humidity icon

97%

21:00

32

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 154 degree

4

km/h

Humidity icon

97%

22:00

35

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

4

km/h

Humidity icon

97%

23:00

39

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 156 degree

4

km/h

Humidity icon

97%

Tue

00:00

42

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 159 degree

5

km/h

Humidity icon

97%

01:00

42

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 155 degree

5

km/h

Humidity icon

97%

02:00

40

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 155 degree

5

km/h

Humidity icon

96%

03:00

39

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 164 degree

5

km/h

Humidity icon

95%

04:00

40

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 161 degree

5

km/h

Humidity icon

94%

05:00

41

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 159 degree

5

km/h

Humidity icon

94%

06:00

43

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 159 degree

5

km/h

Humidity icon

93%

07:00

46

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

3

km/h

Humidity icon

86%

08:00

49

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

3

km/h

Humidity icon

77%

09:00

53

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

4

km/h

Humidity icon

67%

10:00

47

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 320 degree

6

km/h

Humidity icon

62%

11:00

42

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 332 degree

8

km/h

Humidity icon

59%

12:00

37

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 349 degree

8

km/h

Humidity icon

67%

13:00

31

Weather icon

70%

29°

IQAir AirVisual Air Quality Map Wind rotating 347 degree

8

km/h

Humidity icon

72%

14:00

25

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 347 degree

7

km/h

Humidity icon

74%

15:00

19

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 349 degree

5

km/h

Humidity icon

79%

16:00

20

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 351 degree

5

km/h

Humidity icon

77%

17:00

21

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 6 degree

4

km/h

Humidity icon

85%

18:00

22

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 56 degree

1

km/h

Humidity icon

91%

19:00

25

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 163 degree

3

km/h

Humidity icon

93%

20:00

29

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 158 degree

4

km/h

Humidity icon

94%

21:00

33

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 156 degree

5

km/h

Humidity icon

95%

22:00

37

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 158 degree

5

km/h

Humidity icon

95%

23:00

41

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 157 degree

5

km/h

Humidity icon

94%

Wed

00:00

45

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 157 degree

5

km/h

Humidity icon

94%

01:00

42

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 159 degree

5

km/h

Humidity icon

94%

02:00

40

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 151 degree

6

km/h

Humidity icon

94%

03:00

38

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 155 degree

5

km/h

Humidity icon

94%

04:00

40

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 159 degree

6

km/h

Humidity icon

93%

05:00

42

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 154 degree

6

km/h

Humidity icon

93%

06:00

44

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 155 degree

6

km/h

Humidity icon

92%

07:00

45

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 166 degree

4

km/h

Humidity icon

84%

08:00

47

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 210 degree

2

km/h

Humidity icon

73%

09:00

49

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 306 degree

2

km/h

Humidity icon

61%

10:00

45

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 328 degree

6

km/h

Humidity icon

56%

11:00

41

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 341 degree

8

km/h

Humidity icon

56%

12:00

37

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 1 degree

10

km/h

Humidity icon

64%

13:00

32

Weather icon

70%

29°

IQAir AirVisual Air Quality Map Wind rotating 15 degree

10

km/h

Humidity icon

79%

14:00

28

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 19 degree

7

km/h

Humidity icon

81%

15:00

24

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 4 degree

7

km/h

Humidity icon

76%

16:00

23

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 8 degree

7

km/h

Humidity icon

92%

17:00

22

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 28 degree

4

km/h

Humidity icon

97%

18:00

21

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 93 degree

1

km/h

Humidity icon

98%

19:00

24

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 150 degree

2

km/h

Humidity icon

98%

20:00

27

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 166 degree

3

km/h

Humidity icon

98%

21:00

31

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 155 degree

2

km/h

Humidity icon

98%

22:00

31

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 148 degree

3

km/h

Humidity icon

99%

23:00

32

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

5

km/h

Humidity icon

98%

Thu

00:00

33

Weather icon

80%

24°

IQAir AirVisual Air Quality Map Wind rotating 161 degree

5

km/h

Humidity icon

99%

01:00

38

Weather icon

80%

23°

IQAir AirVisual Air Quality Map Wind rotating 151 degree

5

km/h

Humidity icon

99%

02:00

43

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 153 degree

6

km/h

Humidity icon

98%

03:00

49

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 153 degree

6

km/h

Humidity icon

98%

04:00

46

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 151 degree

6

km/h

Humidity icon

98%

05:00

44

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 153 degree

6

km/h

Humidity icon

97%

06:00

42

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 162 degree

6

km/h

Humidity icon

97%

07:00

45

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 160 degree

4

km/h

Humidity icon

94%

08:00

48

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 202 degree

3

km/h

Humidity icon

85%

09:00

52

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 310 degree

2

km/h

Humidity icon

68%

10:00

53

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 329 degree

5

km/h

Humidity icon

61%

11:00

54

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 334 degree

8

km/h

Humidity icon

58%

12:00

55

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 352 degree

8

km/h

Humidity icon

60%

13:00

45

Weather icon

70%

30°

IQAir AirVisual Air Quality Map Wind rotating 5 degree

8

km/h

Humidity icon

73%

14:00

36

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 9 degree

7

km/h

Humidity icon

74%

15:00

27

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 7 degree

6

km/h

Humidity icon

77%

Daily forecast

|

San Francisco air quality index (AQI⁺) forecast

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

Protect yourself from air pollution in San Francisco

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Health recommendations

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 Honduras AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of Honduras

Tegucigalpa, Francisco Morazan

17

History

Historic air quality graph for San Francisco

10 AQI⁺ US
Good
15:00–16:00 Oct 12 Local time
AQI⁺ US

History

Historic air quality graph for San Francisco

10 AQI⁺ US
Good
15:00–16:00 Oct 12 Local time
AQI⁺ US

Most polluted locations near San Francisco

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time Honduras AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of Honduras

Tegucigalpa, Francisco Morazan

17

Be the first to measure and contribute air quality data to your community

Begin your journey for cleaner air #IQAir

Where is the cleanest air quality in San Francisco?

No locations are available.