World

San Juan

Add

Air quality in San Juan

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

US AQI⁺

Good

Main pollutant:

O₃

106 µg/m³

13°

9 km/h

28 %

Hourly forecast

San Juan air quality index (AQI⁺) forecast

Now

13°

km/h

28%

01:00

12°

km/h

32%

02:00

11°

km/h

33%

03:00

11°

km/h

37%

04:00

11°

km/h

37%

05:00

11°

km/h

37%

06:00

10°

km/h

39%

07:00

11°

km/h

39%

08:00

13°

km/h

37%

09:00

15°

km/h

34%

10:00

17°

km/h

29%

11:00

18°

km/h

26%

12:00

20°

km/h

23%

13:00

21°

km/h

21%

14:00

21°

km/h

22%

15:00

22°

km/h

19%

16:00

23°

km/h

15%

17:00

22°

km/h

13%

18:00

22°

km/h

15%

19:00

21°

km/h

18%

20:00

19°

km/h

24%

21:00

17°

km/h

26%

22:00

16°

km/h

21%

23:00

15°

km/h

28%

Mon

00:00

14°

km/h

30%

01:00

15°

km/h

26%

02:00

14°

km/h

26%

03:00

14°

km/h

28%

04:00

14°

km/h

29%

05:00

14°

km/h

29%

06:00

14°

km/h

25%

07:00

13°

km/h

29%

08:00

16°

km/h

26%

09:00

18°

km/h

19%

10:00

20°

km/h

17%

11:00

21°

km/h

17%

12:00

23°

km/h

16%

13:00

24°

km/h

15%

14:00

24°

km/h

14%

15:00

24°

km/h

13%

16:00

25°

km/h

12%

17:00

25°

km/h

14%

18:00

24°

km/h

11%

19:00

24°

km/h

10%

20:00

22°

km/h

16%

21:00

19°

km/h

16%

22:00

18°

km/h

16%

23:00

18°

km/h

16%

Tue

00:00

17°

km/h

17%

01:00

17°

km/h

17%

02:00

16°

km/h

16%

03:00

16°

km/h

17%

04:00

15°

km/h

22%

05:00

14°

km/h

22%

06:00

14°

km/h

20%

07:00

16°

km/h

22%

08:00

19°

km/h

16%

09:00

20°

km/h

15%

10:00

22°

km/h

15%

11:00

23°

km/h

14%

12:00

24°

km/h

14%

13:00

25°

km/h

12%

14:00

26°

km/h

11%

15:00

26°

km/h

11%

16:00

26°

km/h

12%

17:00

26°

km/h

11%

18:00

26°

km/h

11%

19:00

25°

km/h

12%

20:00

23°

km/h

14%

21:00

20°

km/h

15%

22:00

19°

km/h

15%

23:00

19°

km/h

16%

Daily forecast

San Juan air quality index (AQI⁺) forecast

Today

23°

10°

km/h

25%

Mon

25°

13°

km/h

17%

Tue

26°

14°

km/h

14%

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

Moderate

Tree

Low

25%

Grass

Moderate

50%

Weed

Low

25%

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

Moderate

Tree

Low

25%

Grass

Moderate

50%

Weed

Low

25%

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	42
2	Canyonlands NP	41
3	Natural Bridges National Monument - Visitor Center	25
4	ISKY Air Quality Station, CANY	24
5	San Juan County	23

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Jackson, Mississippi	81
2	Evansville, Indiana	65
3	Niagara Falls, New York	63
4	St. Louis, Missouri	62
5	Bristol, Tennessee	60
6	Belmont, North Carolina	59
7	Greenville, South Carolina	59
8	Parkersburg, West Virginia	58
9	Charlotte, North Carolina	57
10	Shreveport, Louisiana	57

History

Historic air quality graph for San Juan

43 AQI⁺ US

Good

23:00–00:00 May 30 Local time

AQI⁺ US

History

Historic air quality graph for San Juan

43 AQI⁺ US

Good

23:00–00:00 May 30 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	42
2	Canyonlands NP	41
3	Natural Bridges National Monument - Visitor Center	25
4	ISKY Air Quality Station, CANY	24
5	San Juan County	23

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Jackson, Mississippi	81
2	Evansville, Indiana	65
3	Niagara Falls, New York	63
4	St. Louis, Missouri	62
5	Bristol, Tennessee	60
6	Belmont, North Carolina	59
7	Greenville, South Carolina	59
8	Parkersburg, West Virginia	58
9	Charlotte, North Carolina	57
10	Shreveport, Louisiana	57