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Air quality in San Antonio

Air quality index (AQI⁺) and PM2.5 air pollution in San Antonio • 10 Followers • 12:00, Sep 03 Local time

52*

US AQI⁺

Moderate

face expression based on aqi value

Main pollutant:

PM2.5

9.6 µg/m³

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32°

wind direction icon

18 km/h

weather humid icon

9 %

Hourly forecast

San Antonio air quality index (AQI⁺) forecast

Now

52

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 100 degree

18

km/h

Humidity icon

9%

15:00

53

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 99 degree

18

km/h

Humidity icon

8%

16:00

53

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32°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

17

km/h

Humidity icon

8%

17:00

54

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31°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

15

km/h

Humidity icon

9%

18:00

54

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30°

IQAir AirVisual Air Quality Map Wind rotating 139 degree

21

km/h

Humidity icon

12%

19:00

50

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24°

IQAir AirVisual Air Quality Map Wind rotating 188 degree

16

km/h

Humidity icon

20%

20:00

45

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 223 degree

16

km/h

Humidity icon

29%

21:00

40

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 221 degree

11

km/h

Humidity icon

36%

22:00

36

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 211 degree

6

km/h

Humidity icon

40%

23:00

33

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

6

km/h

Humidity icon

43%

Fri

00:00

29

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 211 degree

10

km/h

Humidity icon

46%

01:00

36

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15°

IQAir AirVisual Air Quality Map Wind rotating 200 degree

9

km/h

Humidity icon

53%

02:00

43

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 206 degree

7

km/h

Humidity icon

56%

03:00

50

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 213 degree

5

km/h

Humidity icon

57%

04:00

50

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 221 degree

3

km/h

Humidity icon

60%

05:00

50

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12°

IQAir AirVisual Air Quality Map Wind rotating 266 degree

3

km/h

Humidity icon

61%

06:00

50

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 316 degree

3

km/h

Humidity icon

63%

07:00

47

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 339 degree

2

km/h

Humidity icon

66%

08:00

44

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

1

km/h

Humidity icon

65%

09:00

41

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

7

km/h

Humidity icon

55%

10:00

36

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 121 degree

9

km/h

Humidity icon

47%

11:00

32

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 115 degree

11

km/h

Humidity icon

42%

12:00

28

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

14

km/h

Humidity icon

38%

13:00

25

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 101 degree

14

km/h

Humidity icon

35%

14:00

22

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

14

km/h

Humidity icon

33%

15:00

19

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 115 degree

14

km/h

Humidity icon

31%

16:00

18

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

14

km/h

Humidity icon

30%

17:00

17

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

14

km/h

Humidity icon

30%

18:00

17

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

14

km/h

Humidity icon

32%

19:00

17

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 123 degree

9

km/h

Humidity icon

41%

20:00

17

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 199 degree

12

km/h

Humidity icon

49%

21:00

17

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 222 degree

9

km/h

Humidity icon

51%

22:00

25

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

7

km/h

Humidity icon

52%

23:00

34

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 248 degree

7

km/h

Humidity icon

55%

Sat

00:00

43

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12°

IQAir AirVisual Air Quality Map Wind rotating 264 degree

8

km/h

Humidity icon

59%

01:00

46

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11°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

9

km/h

Humidity icon

60%

02:00

49

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 252 degree

8

km/h

Humidity icon

58%

03:00

52

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 244 degree

8

km/h

Humidity icon

58%

04:00

47

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 234 degree

7

km/h

Humidity icon

59%

05:00

42

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 235 degree

6

km/h

Humidity icon

61%

06:00

38

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 240 degree

7

km/h

Humidity icon

62%

07:00

37

Weather icon

8°

IQAir AirVisual Air Quality Map Wind rotating 244 degree

6

km/h

Humidity icon

63%

08:00

37

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

7

km/h

Humidity icon

60%

09:00

37

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 187 degree

9

km/h

Humidity icon

45%

10:00

40

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 168 degree

11

km/h

Humidity icon

40%

11:00

44

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 140 degree

12

km/h

Humidity icon

37%

12:00

48

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 125 degree

13

km/h

Humidity icon

35%

13:00

47

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 118 degree

14

km/h

Humidity icon

33%

14:00

46

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 118 degree

15

km/h

Humidity icon

32%

15:00

46

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 127 degree

16

km/h

Humidity icon

32%

16:00

45

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

15

km/h

Humidity icon

32%

17:00

44

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 129 degree

14

km/h

Humidity icon

32%

18:00

43

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 142 degree

12

km/h

Humidity icon

33%

19:00

47

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 176 degree

15

km/h

Humidity icon

36%

20:00

51

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 192 degree

16

km/h

Humidity icon

38%

21:00

55

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 222 degree

13

km/h

Humidity icon

40%

22:00

54

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 228 degree

14

km/h

Humidity icon

40%

23:00

54

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 221 degree

12

km/h

Humidity icon

39%

Sun

00:00

54

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 215 degree

12

km/h

Humidity icon

38%

01:00

55

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

16

km/h

Humidity icon

37%

02:00

56

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 211 degree

15

km/h

Humidity icon

38%

03:00

58

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 210 degree

14

km/h

Humidity icon

39%

04:00

57

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 213 degree

14

km/h

Humidity icon

41%

05:00

57

Weather icon

7°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

10

km/h

Humidity icon

48%

06:00

57

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 236 degree

9

km/h

Humidity icon

52%

07:00

57

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 238 degree

8

km/h

Humidity icon

55%

08:00

57

Weather icon

6°

IQAir AirVisual Air Quality Map Wind rotating 221 degree

8

km/h

Humidity icon

55%

09:00

57

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 191 degree

17

km/h

Humidity icon

50%

10:00

56

Weather icon

9°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

16

km/h

Humidity icon

50%

11:00

55

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 164 degree

13

km/h

Humidity icon

47%

12:00

54

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 158 degree

9

km/h

Humidity icon

48%

13:00

54

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 196 degree

7

km/h

Humidity icon

46%

Daily forecast

|

San Antonio air quality index (AQI⁺) forecast

Air pollutants

What is the current air quality in San Antonio?

IQAir exclamation icon

PM2.5 concentration is currently 1.9 times the World Health Organization annual PM2.5 guideline value.

air quality map

Real-time San Antonio air pollution map

Health recommendations

Protect yourself from air pollution in San Antonio

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Health recommendations

air quality map

Real-time San Antonio air pollution map

Protect yourself from air pollution in San Antonio

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Most polluted locations near San Antonio

Worldwide AQI⁺ rankingArrow icon

History

Historic air quality graph for San Antonio

52 AQI⁺ US
Moderate
12:00–13:00 Sep 03 Local time
AQI⁺ US

History

Historic air quality graph for San Antonio

52 AQI⁺ US
Moderate
12:00–13:00 Sep 03 Local time
AQI⁺ US

Most polluted locations near San Antonio

Worldwide AQI⁺ rankingArrow icon

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

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September 3, 2026: Chengdu among top 10 most polluted cities in the world

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Forest fire.
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Where is the cleanest air quality in San Antonio?

No locations are available.