Today | Weather | Tuesday, November 11, 2025

Weather in Chico, California

02:08 AM
Now
Cloudy Night
55° F
Feels Like 54°
Precipitation 0 %
Wind 5 mph
Humidity 83 %
Today
Cloudy Weather
Day 72°
Night 54°
Precipitation 1 %
Wind 5 mph
UV Index (0 - 11+) 2

Chico Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (November 11, 2024)
Cloudy Night

Day

57°

Night

41°

Wind

4 mph

Precipitation

25 %

Air Quality in Chico

NOW
40 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 9.61 µg/m³
PM10 13.13 µg/m³
O3 0.020 ppm
NO2 4.7 ppb
SO2 0.1 ppb
CO 0.17 ppm
NH3 2.29 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)
PM2.59.61 µg/m³
PM1013.13 µg/m³
O339.48 µg/m³
NO28.87 µg/m³
SO20.26 µg/m³
CO199.9 µg/m³
NH32.29 µg/m³
NO0 µg/m³