Today | Weather | Wednesday, March 18, 2026

Weather in Stockton, California

06:39 PM
Now
Cloudy Weather
84° F
Feels Like 82°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 0
Humidity 51 %
Today
Sunny Weather
Day 90°
Night 59°
Precipitation 0 %
Wind 4 mph
UV Index (0 - 11+) 5

Stockton Weather Forecast Updated

25 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (March 18, 2025)
Cloudy Weather

Day

61°

Night

37°

Wind

7 mph

UV Index

5

Precipitation

4 %

Air Quality in Stockton

NOW
136 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 36.75 µg/m³
PM10 43.3 µg/m³
O3 0.081 ppm
NO2 6.1 ppb
SO2 1.5 ppb
CO 0.24 ppm
NH3 1.44 µg/m³
NO 0.18 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:

Members of sensitive groups may experience health effects. The general public is not likely to be affected.

Show raw pollutant concentrations (µg/m³)
PM2.536.75 µg/m³
PM1043.3 µg/m³
O3158.89 µg/m³
NO211.53 µg/m³
SO23.83 µg/m³
CO272.12 µg/m³
NH31.44 µg/m³
NO0.18 µg/m³