Today | Weather | Thursday, November 6, 2025

Weather in Santa Clara, California

07:28 AM
Now
Cloudy Weather
55° F
Feels Like 57°
Precipitation 0 %
Wind 4 mph
UV Index (0 - 11+) 0
Humidity 87 %
Today
Cloudy Weather
Day 70°
Night 55°
Precipitation 5 %
Wind 6 mph
UV Index (0 - 11+) 3

Santa Clara Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (November 6, 2024)
Cloudy Weather

Day

73°

Night

46°

Wind

12 mph

UV Index

3

Precipitation

0 %

Air Quality in Santa Clara

NOW
28 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.95 µg/m³
PM10 8.43 µg/m³
O3 0.031 ppm
NO2 1.3 ppb
SO2 0.4 ppb
CO 0.09 ppm
NH3 0 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.53.95 µg/m³
PM108.43 µg/m³
O360.09 µg/m³
NO22.52 µg/m³
SO20.98 µg/m³
CO103.36 µg/m³
NH30 µg/m³
NO0 µg/m³