Air Quality in Chico, United States

Clear
34.4°C · 11.6% humidity
34.4°
Feels 34.4°
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast

Nearby Monitoring Stations

AQI Forecast
34 1pm
27
27
31 4pm
29
28
27 7pm
27
26
26 10pm
26
27
27 1am
27
34
34 4am
34
34
34 7am
34
54
54 10am
54
54
AD 728×90

Air Quality Index Trend

46h · 6 stn

Chico's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

11.6%
Humidity
11.4 km/h
Wind WNW
1008.9 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
31
7.35 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Chico?

Temperature & Precipitation

PM2.5 Trend

46h · 6 stations
PM2.57.35 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250

What is the 7-day forecast for Chico?

08-03
46.2° 21.8°
08-04
40.4° 21.8°
08-05
41.4° 15.4°
08-06
41.1° 14.9°
08-07
39.0° 18.8°
08-08
42.3° 13.2°
08-09
40.7° 14.8°
Both models agree Avg diff: 3.2°C

Where are air quality stations near Chico?

53
Chico - East Avenue, Butte, California
3.7 km PM2.5: 13.1 µg/m³
37
Chico - East Avenue Collocation 1
3.7 km PM2.5: 8.9 µg/m³
41
Chico - East Avenue Collocation 2
3.7 km PM2.5: 9.9 µg/m³

What cities are near Chico?

31 Paradise 42 Oroville 52 Yuba City 52 South Yuba City 52 Linda 25 Redding 45 Clearlake 63 Rocklin 52 Woodland 61 Rio Linda
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-07T23:56 UTC.