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Air quality in San Francisco

Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 50 Followers • 15:00, Apr 23 Local time

32

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

5.8 µg/m³

weather condition icon

38°

wind direction icon

6 km/h

weather humid icon

26 %

Hourly forecast

San Francisco air quality index (AQI⁺) forecast

Now

32

Weather icon

38°

IQAir AirVisual Air Quality Map Wind rotating 71 degree

6

km/h

Humidity icon

26%

16:00

34

Weather icon

37°

IQAir AirVisual Air Quality Map Wind rotating 163 degree

5

km/h

Humidity icon

23%

17:00

36

Weather icon

36°

IQAir AirVisual Air Quality Map Wind rotating 211 degree

5

km/h

Humidity icon

24%

18:00

38

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 133 degree

14

km/h

Humidity icon

39%

19:00

39

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

14

km/h

Humidity icon

52%

20:00

41

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 118 degree

13

km/h

Humidity icon

58%

21:00

44

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 127 degree

9

km/h

Humidity icon

64%

22:00

45

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 148 degree

8

km/h

Humidity icon

69%

23:00

47

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 166 degree

9

km/h

Humidity icon

73%

Fri

00:00

50

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 141 degree

6

km/h

Humidity icon

76%

01:00

52

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 167 degree

5

km/h

Humidity icon

79%

02:00

54

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 154 degree

4

km/h

Humidity icon

81%

03:00

56

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 133 degree

3

km/h

Humidity icon

82%

04:00

56

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 137 degree

2

km/h

Humidity icon

84%

05:00

56

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 136 degree

3

km/h

Humidity icon

85%

06:00

54

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

5

km/h

Humidity icon

83%

07:00

54

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 125 degree

7

km/h

Humidity icon

71%

08:00

54

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 127 degree

9

km/h

Humidity icon

61%

09:00

52

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 136 degree

9

km/h

Humidity icon

50%

10:00

52

Weather icon

34°

IQAir AirVisual Air Quality Map Wind rotating 146 degree

9

km/h

Humidity icon

42%

11:00

52

Weather icon

37°

IQAir AirVisual Air Quality Map Wind rotating 143 degree

8

km/h

Humidity icon

34%

12:00

54

Weather icon

38°

IQAir AirVisual Air Quality Map Wind rotating 141 degree

7

km/h

Humidity icon

29%

13:00

54

Weather icon

40°

IQAir AirVisual Air Quality Map Wind rotating 132 degree

4

km/h

Humidity icon

25%

14:00

54

Weather icon

41°

IQAir AirVisual Air Quality Map Wind rotating 67 degree

3

km/h

Humidity icon

22%

15:00

55

Weather icon

40°

IQAir AirVisual Air Quality Map Wind rotating 44 degree

6

km/h

Humidity icon

20%

16:00

55

Weather icon

40°

IQAir AirVisual Air Quality Map Wind rotating 56 degree

6

km/h

Humidity icon

19%

17:00

55

Weather icon

39°

IQAir AirVisual Air Quality Map Wind rotating 88 degree

4

km/h

Humidity icon

19%

18:00

58

Weather icon

34°

IQAir AirVisual Air Quality Map Wind rotating 134 degree

6

km/h

Humidity icon

27%

19:00

58

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 93 degree

16

km/h

Humidity icon

44%

20:00

58

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 88 degree

14

km/h

Humidity icon

54%

21:00

63

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

10

km/h

Humidity icon

61%

22:00

63

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 125 degree

8

km/h

Humidity icon

68%

23:00

63

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 151 degree

6

km/h

Humidity icon

68%

Sat

00:00

56

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 131 degree

9

km/h

Humidity icon

65%

01:00

56

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 139 degree

2

km/h

Humidity icon

63%

02:00

56

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 213 degree

2

km/h

Humidity icon

69%

03:00

54

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 68 degree

2

km/h

Humidity icon

72%

04:00

54

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 53 degree

5

km/h

Humidity icon

76%

05:00

54

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 70 degree

4

km/h

Humidity icon

78%

06:00

54

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 81 degree

5

km/h

Humidity icon

79%

07:00

54

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 97 degree

7

km/h

Humidity icon

68%

08:00

54

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

8

km/h

Humidity icon

58%

09:00

56

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 149 degree

10

km/h

Humidity icon

49%

10:00

56

Weather icon

35°

IQAir AirVisual Air Quality Map Wind rotating 166 degree

10

km/h

Humidity icon

41%

11:00

56

Weather icon

37°

IQAir AirVisual Air Quality Map Wind rotating 185 degree

10

km/h

Humidity icon

34%

12:00

61

Weather icon

39°

IQAir AirVisual Air Quality Map Wind rotating 202 degree

11

km/h

Humidity icon

30%

13:00

61

Weather icon

40°

IQAir AirVisual Air Quality Map Wind rotating 216 degree

13

km/h

Humidity icon

26%

14:00

61

Weather icon

40°

IQAir AirVisual Air Quality Map Wind rotating 228 degree

13

km/h

Humidity icon

23%

15:00

59

Weather icon

39°

IQAir AirVisual Air Quality Map Wind rotating 244 degree

9

km/h

Humidity icon

23%

16:00

59

Weather icon

38°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

10

km/h

Humidity icon

26%

17:00

59

Weather icon

37°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

11

km/h

Humidity icon

26%

18:00

59

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 115 degree

10

km/h

Humidity icon

39%

19:00

59

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

8

km/h

Humidity icon

46%

20:00

59

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 86 degree

11

km/h

Humidity icon

52%

21:00

60

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 77 degree

12

km/h

Humidity icon

61%

22:00

60

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 97 degree

9

km/h

Humidity icon

66%

23:00

60

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 142 degree

7

km/h

Humidity icon

68%

Sun

00:00

60

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

7

km/h

Humidity icon

70%

01:00

60

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 134 degree

5

km/h

Humidity icon

75%

02:00

60

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 64 degree

2

km/h

Humidity icon

80%

03:00

57

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 51 degree

3

km/h

Humidity icon

84%

04:00

57

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 47 degree

6

km/h

Humidity icon

87%

05:00

57

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 51 degree

7

km/h

Humidity icon

91%

06:00

56

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 72 degree

7

km/h

Humidity icon

90%

07:00

56

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 93 degree

9

km/h

Humidity icon

75%

08:00

56

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

8

km/h

Humidity icon

61%

09:00

57

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 130 degree

9

km/h

Humidity icon

47%

10:00

57

Weather icon

34°

IQAir AirVisual Air Quality Map Wind rotating 139 degree

9

km/h

Humidity icon

36%

11:00

57

Weather icon

37°

IQAir AirVisual Air Quality Map Wind rotating 142 degree

9

km/h

Humidity icon

29%

12:00

57

Weather icon

39°

IQAir AirVisual Air Quality Map Wind rotating 143 degree

8

km/h

Humidity icon

24%

13:00

57

Weather icon

41°

IQAir AirVisual Air Quality Map Wind rotating 125 degree

7

km/h

Humidity icon

21%

14:00

57

Weather icon

41°

IQAir AirVisual Air Quality Map Wind rotating 98 degree

8

km/h

Humidity icon

18%

Daily forecast

|

San Francisco air quality index (AQI⁺) forecast

Today

34

Weather icon

38°

21°

IQAir AirVisual Air Quality Map Wind rotating 90 degree

14

km/h

Humidity icon

47%

Fri

55

Weather icon

41°

22°

IQAir AirVisual Air Quality Map Wind rotating 135 degree

16

km/h

Humidity icon

43%

Sat

58

Weather icon

40°

23°

IQAir AirVisual Air Quality Map Wind rotating 90 degree

13

km/h

Humidity icon

44%

Air pollutants

What is the current air quality in San Francisco?

IQAir exclamation icon

PM2.5 concentration is currently 1.2 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

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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

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Most polluted locations near San Francisco

Worldwide AQI⁺ rankingArrow icon

Station ranking

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

#StationsAQI⁺ US
1
The national flag of Guatemala

Municipalidad de San Francisco

32

City ranking

Real-time Guatemala AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of Guatemala

Guatemala City, Guatemala

76

2
The national flag of Guatemala

Santa Catarina Pinula, Guatemala

71

History

Historic air quality graph for San Francisco

32 AQI⁺ US
Good
14:00–15:00 Apr 23 Local time
AQI⁺ US

History

Historic air quality graph for San Francisco

32 AQI⁺ US
Good
14:00–15:00 Apr 23 Local time
AQI⁺ US

Most polluted locations near San Francisco

Worldwide AQI⁺ rankingArrow icon

Station ranking

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

#StationsAQI⁺ US
1
The national flag of Guatemala

Municipalidad de San Francisco

32

City ranking

Real-time Guatemala AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of Guatemala

Guatemala City, Guatemala

76

2
The national flag of Guatemala

Santa Catarina Pinula, Guatemala

71

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