Today | Weather | Friday, October 23, 2026

Weather in Stockton, California

09:51 AM
Now
Cloudy Weather
61° F
Feels Like 61°
Precipitation 40 %
Wind 6 mph
UV Index (0 - 11+) 1
Humidity 82 %
Today
Cloudy Weather
Day 70°
Night 45°
Precipitation 49 %
Wind 7 mph
UV Index (0 - 11+) 3

Stockton Weather Forecast Updated

36 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 23, 2025)
Cloudy Night

Day

73°

Night

48°

Wind

4 mph

Precipitation

0 %

Air Quality in Stockton

NOW
23 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 4 µg/m³
PM10 10.89 µg/m³
O3 0.025 ppm
NO2 5.7 ppb
SO2 0.3 ppb
CO 0.17 ppm
NH3 0.14 µg/m³
NO 2.56 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)
PM2.5 – 4 µg/m³
PM10 – 10.89 µg/m³
O3 – 48.32 µg/m³
NO2 – 10.68 µg/m³
SO2 – 0.81 µg/m³
CO – 198.79 µg/m³
NH3 – 0.14 µg/m³
NO – 2.56 µg/m³