Today | Weather | Saturday, September 19, 2026

Weather in Thousand Oaks, California

01:47 AM
Now
Night
57° F
Feels Like 57°
Precipitation 0 %
Wind 5 mph
Humidity 94 %
Today
Sunny Weather
Day 84°
Night 61°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 7

Thousand Oaks Weather Forecast Updated

36 seconds ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 19, 2025)
Cloudy Night

Day

81°

Night

63°

Wind

5 mph

Precipitation

5 %

Air Quality in Thousand Oaks

NOW
43 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 7.47 µg/m³
PM10 24.82 µg/m³
O3 0.047 ppm
NO2 0.3 ppb
SO2 0.3 ppb
CO 0.13 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)
PM2.57.47 µg/m³
PM1024.82 µg/m³
O391.72 µg/m³
NO20.52 µg/m³
SO20.81 µg/m³
CO152.66 µg/m³
NH30 µg/m³
NO0 µg/m³