Today | Weather | Friday, September 18, 2026

Weather in Oxnard, California

02:37 AM
Now
Cloudy Night
63° F
Feels Like 63°
Precipitation 0 %
Wind 4 mph
Humidity 81 %
Today
Cloudy Weather
Day 75°
Night 59°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 7

Oxnard Weather Forecast Updated

17 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 18, 2025)
Rainy Night

Day

72°

Night

66°

Wind

4 mph

Precipitation

60 %

Air Quality in Oxnard

NOW
42 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.25 µg/m³
PM10 10.61 µg/m³
O3 0.046 ppm
NO2 0.2 ppb
SO2 0.2 ppb
CO 0.12 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)
PM2.53.25 µg/m³
PM1010.61 µg/m³
O389.51 µg/m³
NO20.42 µg/m³
SO20.59 µg/m³
CO136.57 µg/m³
NH30 µg/m³
NO0 µg/m³