What is the air quality in Chico today?

The current Air Quality Index (AQI) in Chico is 24 (Good). PM2.5 concentration is 5.81 µg/m³.

What is the temperature in Chico right now?

The current temperature in Chico is 37.8°C (feels like 37.8°C). Humidity is 9.7% and wind speed is 14.2 km/h.

Is it safe to go outside in Chico?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 7.9 (Very High).

Air Quality in Chico, United States

Clear

37.8°C · 9.7% humidity

37.8°

Feels 37.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

2 stations

Nearby Monitoring Stations

AQI Forecast

34 7am

24 10am

23 1pm

23 4pm

26 7pm

26 10pm

27 1am

54 4am

Air Quality Index Trend

46h · 2 stn

View full history →

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.

9.7%

Humidity

14.2 km/h

Wind NW

1006.6 hPa

Pressure

7.9

UV Very High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.81 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Chico?

Temperature & Precipitation

PM2.5 Trend

46h · 2 stations

PM2.55.81 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX7.9

Very High

Station readings (2 stations within 25 km)

5.81

Median

5.81

Average

5.67

Low

5.94

High

PM2.5 µg/m³ · Model: 7.35 · Bias: +1.5

What is the 7-day forecast for Chico?

07-21

41.0° 16.2°

07-22

45.7° 16.5°

07-23

47.7° 24.2°

0.38 mm

07-24

49.2° 17.4°

07-25

40.9° 21.9°

07-26

50.0° 14.9°

07-27

44.8° 22.5°

Both models agree Avg diff: 6.1°C

Where are air quality stations near Chico?

Chico - East Avenue Collocation 1

3.7 km PM2.5: 5.7 µg/m³

Chico - East Avenue, Butte, California

3.7 km PM2.5: 11.0 µg/m³

Chico - East Avenue Collocation 2

3.7 km PM2.5: 5.9 µg/m³

What cities are near Chico?

24 Paradise 48 Oroville 50 Yuba City 42 South Yuba City 30 Linda 30 Redding 19 Clearlake 21 Rocklin 28 Woodland 28 Rio Linda

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T17:11 UTC.