Today | Weather | Friday, October 30, 2026

Weather in Chino Hills, California

03:25 AM
Now
Cloudy Weather
61° F
Feels Like 61°
Precipitation 44 %
Wind 5 mph
Humidity 89 %
Today
Rainy Weather
Day 70°
Night 55°
Precipitation 55 %
Wind 6 mph
UV Index (0 - 11+) 2

Chino Hills Weather Forecast Updated

14 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 30, 2025)
Night

Day

90°

Night

54°

Wind

5 mph

Precipitation

0 %

Air Quality in Chino Hills

NOW
49 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.34 µg/m³
PM10 8.06 µg/m³
O3 0.053 ppm
NO2 0.1 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 0 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)
PM2.5 – 3.34 µg/m³
PM10 – 8.06 µg/m³
O3 – 103.57 µg/m³
NO2 – 0.24 µg/m³
SO2 – 0.28 µg/m³
CO – 130.84 µg/m³
NH3 – 0 µg/m³
NO – 0 µg/m³