Today | Weather | Saturday, August 29, 2026

Weather in Chico, California

03:14 AM
Now
Night
72° F
Feels Like 70°
Precipitation 0 %
Wind 5 mph
Humidity 36 %
Today
Sunny Weather
Day 91°
Night 61°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 7

Chico Weather Forecast Updated

19 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (August 29, 2025)
Night

Day

95°

Night

68°

Wind

5 mph

Precipitation

0 %

Air Quality in Chico

NOW
12 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.43 µg/m³
PM10 4.64 µg/m³
O3 0.013 ppm
NO2 2.2 ppb
SO2 0.1 ppb
CO 0.09 ppm
NH3 0.91 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)
PM2.52.43 µg/m³
PM104.64 µg/m³
O325.88 µg/m³
NO24.13 µg/m³
SO20.24 µg/m³
CO101.56 µg/m³
NH30.91 µg/m³
NO0 µg/m³