Today | Weather | Monday, September 21, 2026

Weather in Torrance, California

10:20 AM
Now
Cloudy Weather
72° F
Feels Like 73°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 2
Humidity 67 %
Today
Cloudy Weather
Day 77°
Night 66°
Precipitation 7 %
Wind 7 mph
UV Index (0 - 11+) 6

Torrance Weather Forecast Updated

43 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 21, 2025)
Rainy Weather

Day

75°

Night

64°

Wind

6 mph

Precipitation

55 %

Air Quality in Torrance

NOW
49 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.76 µg/m³
PM10 6.35 µg/m³
O3 0.053 ppm
NO2 0.2 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 0 µg/m³
NO 0.02 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)
PM2.52.76 µg/m³
PM106.35 µg/m³
O3104.04 µg/m³
NO20.31 µg/m³
SO20.29 µg/m³
CO127.24 µg/m³
NH30 µg/m³
NO0.02 µg/m³