Environment Education Center

Monitoring Station · Cupertino, United States
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
23 6pm
22
23
13 9pm
26
26
13 12am
26
26
26 3am
26
26
38 6am
51
51
— 9am
—
—
— 12pm
—
—
— 3pm
—
—
Station readings
23
22
23
CAMS model adj +1
25
12
12
12
25
25
12
25
25
25
25
25
37
50
50

Air Quality Trend (24h)

PM2.55.4 µg/m³ ✓ WHO
Good

Nearby Monitoring Stations

31
JFK Middle School
1.2 km PM2.5: 7.5 µg/m³
28
N Foothhill Blvd
1.2 km PM2.5: 6.6 µg/m³
25
Cupertino City Hall
3.1 km PM2.5: 5.9 µg/m³
23
Acterra!
13.7 km PM2.5: 5.4 µg/m³
34
San Jose - Jackson St, Santa Clara, California
15.4 km
28
San Jose - Jackson St, Santa Clara, California
15.4 km
65
San Jose - Jackson St, Santa Clara, California
15.4 km
42
San Jose - Jackson St, Santa Clara, California
15.4 km

Nearby Cities

25 Cupertino 23 Saratoga 25 Sunnyvale 25 Mountain View 25 Los Altos 25 Campbell 25 Santa Clara 23 Los Gatos 26 San Jose

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-09T21:32 UTC.