Cupertino City Hall

Monitoring Station · Cupertino, United States
26
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
28 3pm
28
26
26 6pm
13
13
13 9pm
26
26
13 12am
26
26
26 3am
26
26
— 6am
—
—
— 9am
—
—
— 12pm
—
—
Station readings
28
28
26
CAMS model adj +1
25
25
25
25
12
12
12
25
25
12
25
25
25
25
25

Air Quality Trend (24h)

PM2.56.3 µg/m³ ✓ WHO
Good

Nearby Monitoring Stations

38
JFK Middle School
2.1 km PM2.5: 9.2 µg/m³
23
Environment Education Center
3.1 km PM2.5: 5.5 µg/m³
28
N Foothhill Blvd
3.6 km PM2.5: 6.7 µg/m³
28
San Jose - Jackson St, Santa Clara, California
12.3 km
38
San Jose - Jackson St, Santa Clara, California
12.3 km
28
Acterra!
14.2 km PM2.5: 6.8 µg/m³
43
Cristo Rey Jesuit High School
15.0 km PM2.5: 10.4 µg/m³
30
San Jose-Knox Avenue, Santa Clara, California
16.0 km

Nearby Cities

28 Cupertino 28 Sunnyvale 25 Saratoga 28 Santa Clara 28 Campbell 28 Mountain View 28 Los Altos 25 Los Gatos 29 San Jose

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-09T18:44 UTC.