Today | Weather | Monday, July 20, 2026

Weather in Chino, California

02:20 PM
Now
Rainy Weather
93° F
Feels Like 91°
Precipitation 42 %
Wind 9 mph
UV Index (0 - 11+) 4
Humidity 29 %
Today
Partly Sunny with Showers
Day 95°
Night 66°
Precipitation 49 %
Wind 7 mph
UV Index (0 - 11+) 8

Warning: High UV Index Today: 8

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.

Chino Weather Forecast Updated

Last updated on

Air Quality in Chino

NOW
34 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 5.08 µg/m³
PM10 13.99 µg/m³
O3 0.037 ppm
NO2 0.1 ppb
SO2 0.3 ppb
CO 0.07 ppm
NH3 0 µg/m³
NO 0.05 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)
PM2.55.08 µg/m³
PM1013.99 µg/m³
O372.53 µg/m³
NO20.23 µg/m³
SO20.76 µg/m³
CO85.8 µg/m³
NH30 µg/m³
NO0.05 µg/m³