Today | Weather | Tuesday, April 28, 2026

Weather in Stockton, California

05:09 AM
Now
Cloudy Night
48° F
Feels Like 48°
Precipitation 0 %
Wind 4 mph
Humidity 92 %
Today
Cloudy Weather
Day 75°
Night 50°
Precipitation 4 %
Wind 7 mph
UV Index (0 - 11+) 9

Warning: High UV Index Today: 9

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Stockton Weather Forecast Updated

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

Day

75°

Night

48°

Wind

7 mph

UV Index

8

Precipitation

5 %

Air Quality in Stockton

NOW
33 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.09 µg/m³
PM10 7.49 µg/m³
O3 0.036 ppm
NO2 2.3 ppb
SO2 0.3 ppb
CO 0.13 ppm
NH3 0.72 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)
PM2.53.09 µg/m³
PM107.49 µg/m³
O371 µg/m³
NO24.39 µg/m³
SO20.69 µg/m³
CO148.22 µg/m³
NH30.72 µg/m³
NO0 µg/m³