Air Quality in Santa Clara, United States

Cloudy
12.7°C · 78.9% humidity
12.7°
Feels 12.7°
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
9 stations

Nearby Monitoring Stations

AQI Forecast
34 4am
34
34
19 7am
23
19
21 10am
23
24
25 1pm
26
26
26 4pm
26
27
27 7pm
27
27
27 10pm
27
27
27 1am
27
27
AD 728×90

Air Quality Index Trend

48h · 1 stn

Santa Clara's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

78.9%
Humidity
4.5 km/h
Wind WSW
1016.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
19
4.61 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Santa Clara?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.54.61 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (9 stations within 25 km)
4.61
Median
4.04
Average
2.55
Low
6.0
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +2.7

What is the 7-day forecast for Santa Clara?

05-29
22.7° 12.7°
05-30
22.0° 15.0°
05-31
28.4° 18.6°
06-01
28.1° 14.0°
06-02
23.5° 13.9°
06-03
28.3° 10.5°
06-04
28.6° 11.7°
Both models agree Avg diff: 3.5°C

Where are air quality stations near Santa Clara?

25
San Jose - Jackson St, Santa Clara, California
5.4 km PM2.5: 6.0 µg/m³
13
Cupertino City Hall
7.6 km PM2.5: 3.2 µg/m³
23
Cristo Rey Jesuit High School
8.1 km PM2.5: 5.4 µg/m³
25
San Jose-Knox Avenue, Santa Clara, California
9.5 km PM2.5: 6.0 µg/m³
57
San Jose-Knox Avenue, Santa Clara, California
9.5 km PM2.5: 15.0 µg/m³
18
JFK Middle School
9.7 km PM2.5: 4.2 µg/m³
12
Environment Education Center
10.6 km PM2.5: 2.9 µg/m³
13
N Foothhill Blvd
10.6 km PM2.5: 3.1 µg/m³
16
Acterra!
15.7 km PM2.5: 3.9 µg/m³
10
Berkeley-Palo Alto
20.3 km PM2.5: 2.5 µg/m³

What cities are near Santa Clara?

24 San Jose 15 Sunnyvale 18 Campbell 14 Cupertino 20 Milpitas 22 Alum Rock 15 Saratoga 15 Mountain View 17 Los Gatos 15 Los Altos
Get AQI alerts for Santa Clara

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T14:28 UTC.