WorldArrow icon
Arrow iconSan Luis

Air quality in San Luis

Air quality index (AQI⁺) and PM2.5 air pollution in San Luis • 29 Followers • 18:00, May 09 Local time

80

US AQI⁺

Moderate

face expression based on aqi value

Main pollutant:

PM2.5

24.7 µg/m³

weather condition icon

29°

wind direction icon

14 km/h

weather humid icon

67 %

Hourly forecast

San Luis air quality index (AQI⁺) forecast

Now

80

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 91 degree

14

km/h

Humidity icon

67%

19:00

78

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 100 degree

13

km/h

Humidity icon

74%

20:00

77

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 107 degree

15

km/h

Humidity icon

81%

21:00

75

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 107 degree

15

km/h

Humidity icon

90%

22:00

73

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 105 degree

15

km/h

Humidity icon

92%

23:00

71

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

15

km/h

Humidity icon

92%

Sun

00:00

69

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

14

km/h

Humidity icon

92%

01:00

67

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 110 degree

12

km/h

Humidity icon

92%

02:00

65

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

13

km/h

Humidity icon

94%

03:00

63

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

11

km/h

Humidity icon

95%

04:00

61

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 103 degree

8

km/h

Humidity icon

96%

05:00

59

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 91 degree

6

km/h

Humidity icon

98%

06:00

57

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 73 degree

4

km/h

Humidity icon

97%

07:00

57

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 94 degree

7

km/h

Humidity icon

85%

08:00

58

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

8

km/h

Humidity icon

73%

09:00

59

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 117 degree

8

km/h

Humidity icon

64%

10:00

58

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

8

km/h

Humidity icon

54%

11:00

57

Weather icon

33°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

8

km/h

Humidity icon

48%

12:00

56

Weather icon

34°

IQAir AirVisual Air Quality Map Wind rotating 131 degree

7

km/h

Humidity icon

43%

13:00

56

Weather icon

35°

IQAir AirVisual Air Quality Map Wind rotating 145 degree

8

km/h

Humidity icon

39%

14:00

56

Weather icon

36°

IQAir AirVisual Air Quality Map Wind rotating 151 degree

10

km/h

Humidity icon

35%

15:00

56

Weather icon

36°

IQAir AirVisual Air Quality Map Wind rotating 132 degree

11

km/h

Humidity icon

33%

16:00

55

Weather icon

35°

IQAir AirVisual Air Quality Map Wind rotating 97 degree

11

km/h

Humidity icon

35%

17:00

55

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 65 degree

10

km/h

Humidity icon

49%

18:00

55

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 85 degree

8

km/h

Humidity icon

65%

19:00

54

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 117 degree

9

km/h

Humidity icon

78%

20:00

53

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 118 degree

14

km/h

Humidity icon

85%

21:00

52

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 120 degree

17

km/h

Humidity icon

92%

22:00

52

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 111 degree

17

km/h

Humidity icon

91%

23:00

52

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 101 degree

14

km/h

Humidity icon

91%

Mon

00:00

52

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 102 degree

12

km/h

Humidity icon

94%

01:00

53

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 101 degree

11

km/h

Humidity icon

95%

02:00

54

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 99 degree

9

km/h

Humidity icon

95%

03:00

56

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 101 degree

8

km/h

Humidity icon

96%

04:00

55

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 103 degree

8

km/h

Humidity icon

94%

05:00

55

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 100 degree

7

km/h

Humidity icon

94%

06:00

55

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

6

km/h

Humidity icon

93%

07:00

54

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 97 degree

10

km/h

Humidity icon

81%

08:00

54

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 104 degree

11

km/h

Humidity icon

69%

09:00

54

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 111 degree

10

km/h

Humidity icon

60%

10:00

53

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 120 degree

9

km/h

Humidity icon

52%

11:00

52

Weather icon

33°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

10

km/h

Humidity icon

45%

12:00

52

Weather icon

34°

IQAir AirVisual Air Quality Map Wind rotating 126 degree

9

km/h

Humidity icon

40%

13:00

52

Weather icon

35°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

10

km/h

Humidity icon

36%

14:00

52

Weather icon

36°

IQAir AirVisual Air Quality Map Wind rotating 132 degree

11

km/h

Humidity icon

33%

15:00

53

Weather icon

36°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

12

km/h

Humidity icon

31%

16:00

52

Weather icon

35°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

12

km/h

Humidity icon

33%

17:00

52

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 104 degree

15

km/h

Humidity icon

49%

18:00

52

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

12

km/h

Humidity icon

67%

19:00

50

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 107 degree

11

km/h

Humidity icon

78%

20:00

49

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 109 degree

11

km/h

Humidity icon

85%

21:00

48

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

12

km/h

Humidity icon

90%

22:00

47

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

14

km/h

Humidity icon

88%

23:00

47

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 107 degree

14

km/h

Humidity icon

87%

Tue

00:00

47

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 103 degree

14

km/h

Humidity icon

90%

01:00

48

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 101 degree

12

km/h

Humidity icon

91%

02:00

50

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 97 degree

10

km/h

Humidity icon

92%

03:00

52

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 89 degree

9

km/h

Humidity icon

93%

04:00

52

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 77 degree

8

km/h

Humidity icon

93%

05:00

52

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 68 degree

7

km/h

Humidity icon

93%

06:00

52

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 73 degree

7

km/h

Humidity icon

90%

07:00

51

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

9

km/h

Humidity icon

77%

08:00

50

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

9

km/h

Humidity icon

65%

09:00

49

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 112 degree

8

km/h

Humidity icon

55%

10:00

50

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 119 degree

6

km/h

Humidity icon

48%

11:00

51

Weather icon

33°

IQAir AirVisual Air Quality Map Wind rotating 132 degree

6

km/h

Humidity icon

40%

12:00

52

Weather icon

35°

IQAir AirVisual Air Quality Map Wind rotating 134 degree

5

km/h

Humidity icon

33%

13:00

53

Weather icon

37°

IQAir AirVisual Air Quality Map Wind rotating 123 degree

5

km/h

Humidity icon

29%

14:00

54

Weather icon

37°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

6

km/h

Humidity icon

27%

15:00

56

Weather icon

34°

IQAir AirVisual Air Quality Map Wind rotating 98 degree

13

km/h

Humidity icon

34%

16:00

56

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

14

km/h

Humidity icon

52%

17:00

56

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 112 degree

12

km/h

Humidity icon

58%

Daily forecast

|

San Luis air quality index (AQI⁺) forecast

Today

59

Weather icon

36°

22°

IQAir AirVisual Air Quality Map Wind rotating 135 degree

17

km/h

Humidity icon

63%

Sun

54

Weather icon

36°

22°

IQAir AirVisual Air Quality Map Wind rotating 90 degree

15

km/h

Humidity icon

61%

Mon

51

Weather icon

37°

21°

IQAir AirVisual Air Quality Map Wind rotating 90 degree

14

km/h

Humidity icon

59%

Air pollutants

What is the current air quality in San Luis?

IQAir exclamation icon

PM2.5 concentration is currently 4.9 times the World Health Organization annual PM2.5 guideline value.

air quality map

Real-time San Luis air pollution map

Health recommendations

common.healthRecommendationComp.icons.exerciseAlt

Sensitive groups should reduce outdoor exercise

common.healthRecommendationComp.icons.windowAlt

Close your windows to avoid dirty outdoor air

Get a monitor
common.healthRecommendationComp.icons.maskAlt

Sensitive groups should wear a mask outdoors

Get a mask
common.healthRecommendationComp.icons.airPurifierAlt

Sensitive groups should run an air purifier

Get an air purifier

Protect yourself from air pollution in San Luis

SHOP IQAIR PRODUCTS

Atem_X.png

Air Purifiers

FaceMasks.png

Face Masks

Air_Monitors.png

Air Quality Monitors

Health recommendations

common.healthRecommendationComp.icons.exerciseAlt

Sensitive groups should reduce outdoor exercise

common.healthRecommendationComp.icons.windowAlt

Close your windows to avoid dirty outdoor air

Get a monitor
common.healthRecommendationComp.icons.maskAlt

Sensitive groups should wear a mask outdoors

Get a mask
common.healthRecommendationComp.icons.airPurifierAlt

Sensitive groups should run an air purifier

Get an air purifier
air quality map

Real-time San Luis air pollution map

Protect yourself from air pollution in San Luis

SHOP IQAIR PRODUCTS

Atem_X.png

Air Purifiers

FaceMasks.png

Face Masks

Air_Monitors.png

Air Quality Monitors

Most polluted locations near San Luis

Worldwide AQI⁺ rankingArrow icon

Station ranking

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

#StationsAQI⁺ US
1
The national flag of Guatemala

Municipality of San Luis

80

City ranking

Real-time Guatemala AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of Guatemala

Santa Catarina Pinula, Guatemala

122

2
The national flag of Guatemala

Guatemala City, Guatemala

119

History

Historic air quality graph for San Luis

80 AQI⁺ US
Moderate
17:00–18:00 May 09 Local time
AQI⁺ US

History

Historic air quality graph for San Luis

80 AQI⁺ US
Moderate
17:00–18:00 May 09 Local time
AQI⁺ US

Most polluted locations near San Luis

Worldwide AQI⁺ rankingArrow icon

Station ranking

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

#StationsAQI⁺ US
1
The national flag of Guatemala

Municipality of San Luis

80

City ranking

Real-time Guatemala AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of Guatemala

Santa Catarina Pinula, Guatemala

122

2
The national flag of Guatemala

Guatemala City, Guatemala

119

Measure your own air quality

Get a monitor and contribute air quality data in your city.

Get a monitorHow to contribute
external link icon

May 9, 2026: Lahore among top 10 most polluted cities in the world

Lava splashing from an active volcano.
external link icon

Volcanic Eruption Map Spotlight: Mount Dukono, North Maluku, Indonesia

external link icon

Wildfire Map Spotlight: Brantley Highway 82 Fire, Georgia

Where is the cleanest air quality in San Luis?