Today | Weather | Friday, August 28, 2026
Active Weather Warnings

Weather in Oxnard, California

10:19 PM
Now
Night
70° F
Feels Like 70°
Precipitation 0 %
Wind 5 mph
Humidity 88 %
Today
Cloudy Night
Day 84°
Night 68°
Precipitation 0 %
Wind 5 mph

Oxnard Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (August 28, 2025)
Cloudy Night

Day

79°

Night

61°

Wind

4 mph

Precipitation

0 %

Air Quality in Oxnard

NOW
75 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 23.91 µg/m³
PM10 39.91 µg/m³
O3 0.045 ppm
NO2 0.8 ppb
SO2 0.3 ppb
CO 0.10 ppm
NH3 0.08 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.523.91 µg/m³
PM1039.91 µg/m³
O388.53 µg/m³
NO21.48 µg/m³
SO20.71 µg/m³
CO118.06 µg/m³
NH30.08 µg/m³
NO0 µg/m³

Weather Alerts and Warnings for Oxnard

Moderate Expected Likely

Heat Advisory

Heat Advisory issued August 28 at 11:16AM PDT until August 29 at 8:00PM PDT by NWS Los Angeles/Oxnard CA
Aug 28, 8:00 PM Aug 29, 8:00 PM
WHAT: Hot daytime conditions with high temperatures between 88 and
98 common, hottest Friday. Warm overnight conditions will bring
less relief than usual.

WHERE: Most coastal areas of Los Angeles, Ventura, and southern
Santa Barbara Counties.

WHEN: For the Extreme Heat Warning, until 8 PM PDT this evening.
For the Heat Advisory, from 8 PM this evening to 8 PM PDT Saturday.

IMPACTS: There is a high risk for dangerous heat illness,
especially for sensitive groups like the very young, the very old,
those without air conditioning, and those active outdoors.
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Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Limit strenuous activities to early morning or evening hours. Take action when you see symptoms of heat exhaustion.
Updated: Aug 28, 9:18 PM Source: NWS Alert