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Air quality in San Juan

Air quality index (AQI) and PM2.5 air pollution in San Juan

Last update at 01:00, May 4 (local time)

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#	station	US AQI
1	El Yunque/El Portal	2

01:00, May 4 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	2 US AQI	PM2.5

Pollutants		Concentration
PM2.5		0.4µg/m³

✓

PM2.5 concentration in San Juan air currently meets the WHO annual air quality guideline value

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Day	Pollution level	Weather	Temperature	Wind
Wednesday, May 1	Good 3 AQI US		84.2° 75.2°	11.2 mp/h
Thursday, May 2	Good 6 AQI US		84.2° 73.4°	4.5 mp/h
Friday, May 3	Good 3 AQI US		80.6° 73.4°	8.9 mp/h
Today	Good 2 AQI US	100%	80.6° 73.4°	8.9 mp/h
Sunday, May 5	Good 43 AQI US	50%	82.4° 75.2°	11.2 mp/h
Monday, May 6	Good 21 AQI US	80%	80.6° 75.2°	11.2 mp/h
Tuesday, May 7	Good 10 AQI US	100%	78.8° 75.2°	11.2 mp/h
Wednesday, May 8	Good 15 AQI US	90%	80.6° 75.2°	8.9 mp/h
Thursday, May 9	Good 25 AQI US	100%	80.6° 75.2°	11.2 mp/h
Friday, May 10	Moderate 54 AQI US	100%	80.6° 75.2°	11.2 mp/h