What is the air quality in Santa Clara today?

The current Air Quality Index (AQI) in Santa Clara is 26 (Good). PM2.5 concentration is 6.34 µg/m³.

What is the temperature in Santa Clara right now?

The current temperature in Santa Clara is 22.6°C (feels like 22.6°C). Humidity is 31.3% and wind speed is 17.8 km/h.

Is it safe to go outside in Santa Clara?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Santa Clara, United States

Clear

22.6°C · 31.3% humidity

22.6°

Feels 22.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

9 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

45h · 92 stn

View full history →

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.

31.3%

Humidity

17.8 km/h

Wind WNW

1018.6 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.34 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Santa Clara?

Temperature & Precipitation

PM2.5 Trend

45h · 92 stations

PM2.56.34 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (9 stations within 25 km)

6.34

Median

5.35

Average

3.02

Low

9.1

High

PM2.5 µg/m³ · Model: 5.8 · Bias: -0.5

What is the 7-day forecast for Santa Clara?

10-20

25.6° 15.7°

10-21

24.9° 16.0°

10-22

26.4° 16.5°

10-23

23.0° 17.1°

10-24

23.1° 15.2°

10-25

23.9° 14.3°

1.13 mm

10-26

22.5° 15.3°

Both models agree Avg diff: 5.6°C

Where are air quality stations near Santa Clara?

San Jose - Jackson St, Santa Clara, California

5.4 km PM2.5: 3.4 µg/m³

Cupertino City Hall

7.6 km PM2.5: 3.5 µg/m³

Cristo Rey Jesuit High School

8.1 km PM2.5: 6.5 µg/m³

San Jose-Knox Avenue, Santa Clara, California

9.5 km PM2.5: 9.1 µg/m³

JFK Middle School

9.7 km PM2.5: 4.9 µg/m³

Environment Education Center

10.6 km PM2.5: 3.1 µg/m³

N Foothhill Blvd

10.6 km PM2.5: 3.8 µg/m³

Acterra!

15.7 km PM2.5: 4.3 µg/m³

Berkeley-Palo Alto

20.3 km PM2.5: 3.6 µg/m³

Redwood City, San Mateo, California

26.2 km PM2.5: 5.8 µg/m³

What cities are near Santa Clara?

37 San Jose 18 Sunnyvale 24 Campbell 15 Cupertino 28 Milpitas 32 Alum Rock 18 Saratoga 18 Mountain View 20 Los Gatos 18 Los Altos

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-20T20:06 UTC.