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Air quality in Castelo do Piaui

Air quality index (AQI) and PM2.5 air pollution in Castelo do Piaui

Last update at 18:00, May 4 (local time)

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18:00, May 4 (local time)

US AQI

13*

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	13* US AQI	PM2.5

Pollutants		Concentration
PM2.5		3*µg/m³

✓

PM2.5 concentration in Castelo do Piaui air currently meets the WHO annual air quality guideline value

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Day	Pollution level	Weather	Temperature	Wind
Today	Good 13 AQI US		89.6° 69.8°	8.9 mp/h
Sunday, May 5	Good 39 AQI US		89.6° 71.6°	8.9 mp/h
Monday, May 6	Good 28 AQI US		87.8° 71.6°	8.9 mp/h
Tuesday, May 7	Good 31 AQI US		86° 71.6°	8.9 mp/h
Wednesday, May 8	Good 35 AQI US	20%	89.6° 71.6°	6.7 mp/h
Thursday, May 9	Good 46 AQI US	50%	87.8° 71.6°	6.7 mp/h
Friday, May 10	Good 47 AQI US		89.6° 69.8°	6.7 mp/h
Saturday, May 11	Moderate 75 AQI US	60%	89.6° 71.6°	2.2 mp/h