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Air quality in San Juan

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

Last update at 22:00, Sep 18 (Local time)

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#	station	US AQI
1	Condominio De Diego	13
2	El Yunque/El Portal	7

22:00, Sep 18 (Local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	10 US AQI	PM2.5

Pollutants		Concentration
PM2.5		1.9µg/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
Monday, Sep 16	Good 20 AQI US		87.8° 80.6°	13.4 mp/h
Tuesday, Sep 17	Good 11 AQI US		87.8° 78.8°	13.4 mp/h
Today	Good 10 AQI US
Thursday, Sep 19	Good 12 AQI US	60%	86° 78.8°	8.9 mp/h
Friday, Sep 20	Good 12 AQI US	50%	87.8° 78.8°	11.2 mp/h
Saturday, Sep 21	Good 26 AQI US	50%	86° 77°	8.9 mp/h
Sunday, Sep 22	Moderate 56 AQI US	60%	87.8° 78.8°	6.7 mp/h
Monday, Sep 23	Moderate 76 AQI US	80%	87.8° 78.8°	4.5 mp/h
Tuesday, Sep 24	Moderate 80 AQI US	80%	89.6° 78.8°	6.7 mp/h
Wednesday, Sep 25	Moderate 58 AQI US	70%	86° 78.8°	11.2 mp/h