Today | Weather | Tuesday, April 7, 2026

Weather in Antioch, California

08:48 AM
Now
Cloudy Weather
57° F
Feels Like 57°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 2
Humidity 71 %
Today
Cloudy Weather
Day 77°
Night 55°
Precipitation 0 %
Wind 10 mph
UV Index (0 - 11+) 7

Antioch Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 7, 2025)
Cloudy Weather

Day

72°

Night

50°

Wind

9 mph

UV Index

5

Precipitation

25 %

Air Quality in Antioch

NOW
54 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.86 µg/m³
PM10 9.02 µg/m³
O3 0.055 ppm
NO2 0.8 ppb
SO2 0.4 ppb
CO 0.12 ppm
NH3 0.06 µg/m³
NO 0.1 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)
PM2.53.86 µg/m³
PM109.02 µg/m³
O3108.32 µg/m³
NO21.57 µg/m³
SO21.07 µg/m³
CO134.07 µg/m³
NH30.06 µg/m³
NO0.1 µg/m³