Today | Weather | Wednesday, November 19, 2025

Weather in Lancaster, California

12:32 PM
Now
Cloudy Weather
57° F
Feels Like 54°
Precipitation 25 %
Wind 13 mph
UV Index (0 - 11+) 2
Humidity 41 %
Today
Cloudy Weather
Day 57°
Night 41°
Precipitation 49 %
Wind 9 mph
UV Index (0 - 11+) 3

Lancaster Weather Forecast Updated

27 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (November 19, 2024)
Cloudy Night

Day

59°

Night

27°

Wind

4 mph

Precipitation

0 %

Air Quality in Lancaster

NOW
46 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.76 µg/m³
PM10 5.08 µg/m³
O3 0.050 ppm
NO2 0.3 ppb
SO2 0.4 ppb
CO 0.11 ppm
NH3 0.06 µg/m³
NO 0.09 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)
PM2.53.76 µg/m³
PM105.08 µg/m³
O398.35 µg/m³
NO20.56 µg/m³
SO20.94 µg/m³
CO127.19 µg/m³
NH30.06 µg/m³
NO0.09 µg/m³