Washington, DC Air Quality Index from WeatherBug.com

Your Local Air Quality

Today's Air Quality - Washington, DC

Date

Code

AQI Level

Major Pollutant

Air Quality Forecast - Washington, DC

Date

Code

AQI Level

Major Pollutant

3/21/2010

Small Particulate Matter

3/22/2010

N/A

Small Particulate Matter

3/23/2010

N/A

Small Particulate Matter

Air Quality Index (AQI) Scale
AQI Color	AQI Category	AQI Numbers
	Good	0-50
	Moderate	51-100
	Unhealthy for Sensitive Groups	101-150
	Unhealthy	151-200
	Very Unhealthy	201-300
	Hazardous	301-500+

Hi: 73 °F

Lo: 47 °F

Sunny. Highs in the mid 70s. Northwest winds around 5 mph... Becoming southwest in the afternoon. more

Hi: 70 °F

Lo: 51 °F

Partly sunny. Highs in the lower 70s. South winds 5 to 10 mph. more