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San Jose, CA Air Quality Index



Realtime Air Quality Data
Realtime Location: San Jose, CA
Issue Date: 04/20/26 9:00 AM PDT

Current Air Quality Index

Good 44



Realtime AQI - Pollutant Details
Type: Ozone
Index: Good
AQI Value: 44		 Good

Type: Particle Pollution (2.5 microns)
Index: Good
AQI Value: 37
Good

Last Update:Mon, 20 Apr 2026 08:30:02 PST
Realtime Air Quality Data
Realtime Location:Saratoga-Weather.org - PurpleAir sensor More...
Issue Date: Mon, 20-Apr-2026 9:29am PDT

Current Air Quality Index

Good 3

0-50 Good
51-100 Moderate
101-150 Unhealthy for Sensitive Groups
151-200 Unhealthy
201-300 Very Unhealthy
301-500 Hazardous


Air Quality Forecast
Forecast Location: San Jose, CA
Forecast Agency: Bay Area Air District
Two Day Forecast
Day One Forecast Day Two Forecast
Date: 04/20/2026
Type: Ozone
Index: Good
AQI Value: 39

Good
Date: 04/21/2026
Type: Ozone
Index: Good
AQI Value: 42

Good
Last Update:Mon, 20 Apr 2026 08:30:03 PST
Script courtesy of  Michael Holden of Relay Weather. Data courtesy of Airnow.gov





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