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Air quality in San Juan

Air quality index (AQI⁺) and PM2.5 air pollution in San Juan • 11 Followers • 13:00, Aug 31 Local time

US AQI⁺

Good

Main pollutant:

O₃

78 µg/m³

20°

19 km/h

59 %

Hourly forecast

San Juan air quality index (AQI⁺) forecast

Now

20°

km/h

59%

14:00

19°

km/h

65%

15:00

19°

km/h

68%

16:00

16°

km/h

78%

17:00

16°

km/h

75%

18:00

16°

km/h

68%

19:00

15°

km/h

74%

20:00

15°

km/h

73%

21:00

13°

km/h

79%

22:00

13°

km/h

87%

23:00

13°

km/h

80%

Tue

00:00

13°

km/h

82%

01:00

12°

km/h

88%

02:00

12°

km/h

86%

03:00

13°

km/h

79%

04:00

13°

km/h

78%

05:00

13°

km/h

79%

06:00

12°

km/h

81%

07:00

12°

km/h

86%

08:00

13°

km/h

84%

09:00

15°

km/h

79%

10:00

17°

km/h

72%

11:00

19°

km/h

65%

12:00

20°

km/h

57%

13:00

22°

km/h

51%

14:00

23°

km/h

39%

15:00

24°

km/h

28%

16:00

24°

km/h

30%

17:00

24°

km/h

35%

18:00

23°

km/h

38%

19:00

22°

km/h

44%

20:00

19°

km/h

50%

21:00

18°

km/h

53%

22:00

17°

km/h

55%

23:00

17°

km/h

57%

Wed

00:00

16°

km/h

61%

01:00

15°

km/h

63%

02:00

15°

km/h

67%

03:00

14°

km/h

63%

04:00

14°

km/h

68%

05:00

13°

km/h

72%

06:00

13°

km/h

77%

07:00

15°

km/h

57%

08:00

17°

km/h

50%

09:00

19°

km/h

44%

10:00

21°

km/h

38%

11:00

22°

km/h

35%

12:00

23°

km/h

32%

13:00

24°

km/h

27%

14:00

25°

km/h

25%

15:00

25°

km/h

24%

16:00

25°

km/h

22%

17:00

25°

km/h

22%

18:00

24°

km/h

22%

19:00

23°

km/h

24%

20:00

21°

km/h

27%

21:00

20°

km/h

27%

22:00

19°

km/h

28%

23:00

19°

km/h

28%

Thu

00:00

18°

km/h

29%

01:00

17°

km/h

30%

02:00

16°

km/h

33%

03:00

15°

km/h

38%

04:00

15°

km/h

40%

05:00

14°

km/h

42%

06:00

14°

km/h

45%

07:00

13°

km/h

47%

08:00

15°

km/h

39%

09:00

18°

km/h

33%

10:00

20°

km/h

34%

11:00

21°

km/h

34%

12:00

22°

km/h

29%

Daily forecast

San Juan air quality index (AQI⁺) forecast

Today

20°

13°

km/h

75%

Tue

24°

12°

km/h

56%

Wed

25°

13°

km/h

34%

Air pollutants

What is the current air quality in San Juan?

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

Real-time San Juan air pollution map

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Protect yourself from air pollution in San Juan

SHOP IQAIR PRODUCTS

Monitor the air you breathe

Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.

AirVisual Series

Medical grade air purifiers

Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.

HealthPro Series

Powerful, stylish air purifiers

Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.

Atem Series

Pollen

What is the pollen count in San Juan today?

Index

High

Tree

None

Grass

None

Weed

High

75%

Source:

wetter.com

Pollen forecast in San Juan

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time San Juan air pollution map

Pollen

What is the pollen count in San Juan today?

Index

High

Tree

None

Grass

None

Weed

High

75%

Source:

wetter.com

Pollen forecast in San Juan

Protect yourself from air pollution in San Juan

SHOP IQAIR PRODUCTS

Monitor the air you breathe

Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.

AirVisual Series

Medical grade air purifiers

Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.

HealthPro Series

Powerful, stylish air purifiers

Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.

Atem Series

Most polluted locations near San Juan

Worldwide AQI⁺ ranking

Station ranking

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

#	Stations	AQI⁺ US
1	Canyonlands National Park - Island in the Sky	30
2	Canyonlands NP	29
3	San Juan County	21
4	Natural Bridges National Monument - Visitor Center	20
5	ISKY Air Quality Station, CANY	16
6	Grand Gulch Wilderness Study Area	13

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Chelan County, Washington	262
2	Marion County, Oregon	233
3	Kittitas County, Washington	163
4	East Wenatchee, Washington	158
5	Black Butte Ranch, Oregon	154
6	Crooked River Ranch, Oregon	154
7	Jefferson County, Oregon	153
8	Madras, Oregon	153
9	Douglas, Washington	148
10	Redmond, Oregon	143

History

Historic air quality graph for San Juan

36 AQI⁺ US

Good

12:00–13:00 Aug 31 Local time

AQI⁺ US

History

Historic air quality graph for San Juan

36 AQI⁺ US

Good

12:00–13:00 Aug 31 Local time

AQI⁺ US

Most polluted locations near San Juan

Worldwide AQI⁺ ranking

Station ranking

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

#	Stations	AQI⁺ US
1	Canyonlands National Park - Island in the Sky	30
2	Canyonlands NP	29
3	San Juan County	21
4	Natural Bridges National Monument - Visitor Center	20
5	ISKY Air Quality Station, CANY	16
6	Grand Gulch Wilderness Study Area	13

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Chelan County, Washington	262
2	Marion County, Oregon	233
3	Kittitas County, Washington	163
4	East Wenatchee, Washington	158
5	Black Butte Ranch, Oregon	154
6	Crooked River Ranch, Oregon	154
7	Jefferson County, Oregon	153
8	Madras, Oregon	153
9	Douglas, Washington	148
10	Redmond, Oregon	143