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Air quality in San Marcos

Air quality index (AQI⁺) and PM2.5 air pollution in San Marcos • 3.8K Followers • 02:00, May 11 Local time

8

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

1.5 µg/m³

weather condition icon

16°

wind direction icon

4 km/h

weather humid icon

97 %

Hourly forecast

San Marcos air quality index (AQI⁺) forecast

Now

8

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 319 degree

4

km/h

Humidity icon

97%

03:00

12

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 330 degree

2

km/h

Humidity icon

97%

04:00

16

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 342 degree

3

km/h

Humidity icon

97%

05:00

20

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 355 degree

4

km/h

Humidity icon

96%

06:00

24

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 2 degree

3

km/h

Humidity icon

94%

07:00

28

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 341 degree

3

km/h

Humidity icon

88%

08:00

32

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 245 degree

4

km/h

Humidity icon

82%

09:00

34

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 222 degree

5

km/h

Humidity icon

75%

10:00

35

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

7

km/h

Humidity icon

70%

11:00

37

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 248 degree

8

km/h

Humidity icon

67%

12:00

40

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 248 degree

8

km/h

Humidity icon

61%

13:00

43

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

10

km/h

Humidity icon

57%

14:00

47

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 272 degree

12

km/h

Humidity icon

56%

15:00

49

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

13

km/h

Humidity icon

57%

16:00

51

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 271 degree

12

km/h

Humidity icon

60%

17:00

53

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 271 degree

8

km/h

Humidity icon

62%

18:00

53

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 277 degree

7

km/h

Humidity icon

64%

19:00

54

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 285 degree

8

km/h

Humidity icon

72%

20:00

55

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 289 degree

7

km/h

Humidity icon

82%

21:00

55

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 292 degree

6

km/h

Humidity icon

86%

22:00

55

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 284 degree

6

km/h

Humidity icon

90%

23:00

56

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 246 degree

5

km/h

Humidity icon

92%

Tue

00:00

56

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 224 degree

4

km/h

Humidity icon

96%

01:00

57

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 214 degree

4

km/h

Humidity icon

96%

02:00

58

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 186 degree

3

km/h

Humidity icon

97%

03:00

58

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

1

km/h

Humidity icon

97%

04:00

58

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 281 degree

3

km/h

Humidity icon

97%

05:00

59

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 232 degree

4

km/h

Humidity icon

97%

06:00

58

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 199 degree

6

km/h

Humidity icon

97%

07:00

57

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

4

km/h

Humidity icon

97%

08:00

56

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 187 degree

4

km/h

Humidity icon

96%

09:00

55

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 196 degree

6

km/h

Humidity icon

95%

10:00

55

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 213 degree

8

km/h

Humidity icon

89%

11:00

55

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 221 degree

10

km/h

Humidity icon

82%

12:00

50

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

14

km/h

Humidity icon

67%

13:00

46

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

13

km/h

Humidity icon

65%

14:00

42

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 210 degree

14

km/h

Humidity icon

59%

15:00

42

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

13

km/h

Humidity icon

62%

16:00

42

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 228 degree

11

km/h

Humidity icon

65%

17:00

43

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 243 degree

8

km/h

Humidity icon

69%

18:00

42

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 248 degree

9

km/h

Humidity icon

74%

19:00

42

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 250 degree

9

km/h

Humidity icon

79%

20:00

42

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 246 degree

6

km/h

Humidity icon

86%

21:00

40

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

5

km/h

Humidity icon

90%

22:00

39

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

3

km/h

Humidity icon

93%

23:00

38

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 238 degree

4

km/h

Humidity icon

96%

Wed

00:00

38

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

3

km/h

Humidity icon

97%

01:00

38

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 251 degree

1

km/h

Humidity icon

97%

02:00

38

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 240 degree

3

km/h

Humidity icon

97%

03:00

40

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 221 degree

1

km/h

Humidity icon

97%

04:00

42

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 121 degree

1

km/h

Humidity icon

97%

05:00

45

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 13 degree

1

km/h

Humidity icon

97%

06:00

43

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 204 degree

1

km/h

Humidity icon

97%

07:00

42

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 294 degree

2

km/h

Humidity icon

92%

08:00

41

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

1

km/h

Humidity icon

84%

09:00

39

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 214 degree

5

km/h

Humidity icon

71%

10:00

38

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 227 degree

9

km/h

Humidity icon

61%

11:00

37

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 236 degree

14

km/h

Humidity icon

55%

12:00

36

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 240 degree

17

km/h

Humidity icon

54%

13:00

35

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 250 degree

18

km/h

Humidity icon

55%

14:00

35

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 250 degree

17

km/h

Humidity icon

57%

15:00

34

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 248 degree

17

km/h

Humidity icon

58%

16:00

33

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

16

km/h

Humidity icon

61%

17:00

33

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

14

km/h

Humidity icon

63%

18:00

31

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 267 degree

12

km/h

Humidity icon

66%

19:00

30

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 265 degree

11

km/h

Humidity icon

73%

20:00

29

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 278 degree

9

km/h

Humidity icon

84%

21:00

31

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 283 degree

7

km/h

Humidity icon

87%

22:00

33

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 300 degree

5

km/h

Humidity icon

89%

23:00

35

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 312 degree

5

km/h

Humidity icon

89%

Thu

00:00

38

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 335 degree

3

km/h

Humidity icon

90%

01:00

42

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 312 degree

1

km/h

Humidity icon

91%

Daily forecast

|

San Marcos air quality index (AQI⁺) forecast

Today

34

Weather icon

25°

16°

IQAir AirVisual Air Quality Map Wind rotating 270 degree

13

km/h

Humidity icon

72%

Tue

55

Weather icon

21°

14°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

14

km/h

Humidity icon

80%

Wed

40

Weather icon

23°

13°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

18

km/h

Humidity icon

71%

Air pollutants

What is the current air quality in San Marcos?

IQAir Check icon

PM2.5 concentration currently meets the WHO annual PM2.5 guideline.

air quality map

Real-time San Marcos 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 Marcos

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Air Purifiers

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Face Masks

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Air Quality Monitors

Pollen

What is the pollen count in San Marcos today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

Low

25%
Pollen grass icon

Grass

Moderate

50%
Pollen weed icon

Weed

Moderate

50%

Source:

wetter.com
Pollen forecast in San Marcos

Health recommendations

common.healthRecommendationComp.icons.exerciseAlt

Enjoy outdoor activities

common.healthRecommendationComp.icons.windowAlt

Open your windows to bring clean, fresh air indoors

Get a monitor
air quality map

Real-time San Marcos air pollution map

Pollen

What is the pollen count in San Marcos today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

Low

25%
Pollen grass icon

Grass

Moderate

50%
Pollen weed icon

Weed

Moderate

50%

Source:

wetter.com
Pollen forecast in San Marcos

Protect yourself from air pollution in San Marcos

SHOP IQAIR PRODUCTS

Atem_X.png

Air Purifiers

FaceMasks.png

Face Masks

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Air Quality Monitors

Most polluted locations near San Marcos

Worldwide AQI⁺ rankingArrow icon

Station ranking

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

#StationsAQI⁺ US
1
The national flag of USA

972-920 Tucana Dr

43

2
The national flag of USA

East Barham Drive

8

3
The national flag of USA

CSUSM COMMONS

5

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Inglewood, California

85

2
The national flag of USA

Florence-Graham, California

80

3
The national flag of USA

Huntington Park, California

80

4
The national flag of USA

Manhattan Beach, California

77

5
The national flag of USA

East Los Angeles, California

75

6
The national flag of USA

Gardena, California

75

7
The national flag of USA

Hawthorne, California

74

8
The national flag of USA

Alhambra, California

71

9
The national flag of USA

Burbank, Los Angeles County, California

71

10
The national flag of USA

Pasadena, California

70

History

Historic air quality graph for San Marcos

8 AQI⁺ US
Good
01:00–02:00 May 11 Local time
AQI⁺ US

History

Historic air quality graph for San Marcos

8 AQI⁺ US
Good
01:00–02:00 May 11 Local time
AQI⁺ US

Most polluted locations near San Marcos

Worldwide AQI⁺ rankingArrow icon

Station ranking

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

#StationsAQI⁺ US
1
The national flag of USA

972-920 Tucana Dr

43

2
The national flag of USA

East Barham Drive

8

3
The national flag of USA

CSUSM COMMONS

5

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Inglewood, California

85

2
The national flag of USA

Florence-Graham, California

80

3
The national flag of USA

Huntington Park, California

80

4
The national flag of USA

Manhattan Beach, California

77

5
The national flag of USA

East Los Angeles, California

75

6
The national flag of USA

Gardena, California

75

7
The national flag of USA

Hawthorne, California

74

8
The national flag of USA

Alhambra, California

71

9
The national flag of USA

Burbank, Los Angeles County, California

71

10
The national flag of USA

Pasadena, California

70

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