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Air quality in Westchester

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

Last update at 17:00, May 25 (local time)

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17:00, May 25 (local time)

US AQI

51*

live AQI index
Moderate

Air pollution level	Air quality index	Main pollutant
Moderate	51* US AQI	PM2.5

Pollutants		Concentration
PM2.5		9.4*µg/m³

PM2.5

x1.9

PM2.5 concentration in Westchester is currently 1.9 times the WHO annual air quality guideline value

	Sensitive groups should reduce outdoor exercise
	Close your windows to avoid dirty outdoor air GET A MONITOR
	Sensitive groups should wear a mask outdoors GET A MASK
	Sensitive groups should run an air purifier GET AN AIR PURIFIER

Day	Pollution level	Weather	Temperature	Wind
Friday, May 24	Moderate 51 AQI US	80%	89.6° 78.8°	15.7 mp/h
Today	Moderate 51 AQI US		89.6° 80.6°	15.7 mp/h
Sunday, May 26	Moderate 59 AQI US		89.6° 80.6°	15.7 mp/h
Monday, May 27	Moderate 57 AQI US	50%	91.4° 80.6°	13.4 mp/h
Tuesday, May 28	Moderate 58 AQI US	90%	89.6° 80.6°	15.7 mp/h
Wednesday, May 29	Moderate 68 AQI US	90%	87.8° 80.6°	13.4 mp/h
Thursday, May 30	Moderate 68 AQI US	100%	89.6° 78.8°	13.4 mp/h
Friday, May 31	Moderate 69 AQI US	100%	82.4° 78.8°	20.1 mp/h