Hourly Weather | Today Wednesday, October 1, 2025
Chico, California
12 PM
Rainy Weather
64°
Feels Like 63°
51
Humidity: 74%
Wind: 9 mph
UV Index: 10
1 PM
Cloudy Weather
66°
Feels Like 64°
49
Humidity: 67%
Wind: 9 mph
UV Index: 13
2 PM
Rainy Weather
68°
Feels Like 64°
52
Humidity: 66%
Wind: 9 mph
UV Index: 11
3 PM
Cloudy Weather
70°
Feels Like 68°
48
Humidity: 64%
Wind: 9 mph
UV Index: 11
4 PM
Cloudy Weather
72°
Feels Like 70°
41
Humidity: 61%
Wind: 10 mph
UV Index: 9
5 PM
Cloudy Weather
72°
Feels Like 70°
34
Humidity: 59%
Wind: 9 mph
UV Index: 6
6 PM
Cloudy Weather
70°
Feels Like 66°
34
Humidity: 64%
Wind: 9 mph
UV Index: 3
7 PM
Cloudy Night
66°
Feels Like 64°
23
Humidity: 70%
Wind: 7 mph
UV Index: 0
8 PM
Cloudy Night
66°
Feels Like 63°
2
Humidity: 76%
Wind: 6 mph
UV Index: 0
9 PM
Cloudy Night
63°
Feels Like 63°
2
Humidity: 82%
Wind: 6 mph
UV Index: 0
10 PM
Cloudy Night
63°
Feels Like 61°
2
Humidity: 82%
Wind: 6 mph
UV Index: 0
11 PM
Cloudy Night
63°
Feels Like 61°
2
Humidity: 83%
Wind: 5 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

12 PM
25 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 4.55 µg/m³
  • PM10: 7.19 µg/m³
  • O₃: 34.86 ppb
  • NO₂: 2.83 ppb
  • SO₂: 0.61 ppb
  • CO: 129.62 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

1 PM
27 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 4.35 µg/m³
  • PM10: 5.93 µg/m³
  • O₃: 39.43 ppb
  • NO₂: 1.64 ppb
  • SO₂: 0.53 ppb
  • CO: 128.15 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

2 PM
29 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 3.89 µg/m³
  • PM10: 5.17 µg/m³
  • O₃: 41.44 ppb
  • NO₂: 1.20 ppb
  • SO₂: 0.44 ppb
  • CO: 126.63 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

3 PM
31 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 3.47 µg/m³
  • PM10: 4.35 µg/m³
  • O₃: 41.41 ppb
  • NO₂: 1.18 ppb
  • SO₂: 0.40 ppb
  • CO: 126.63 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

4 PM
33 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 3.26 µg/m³
  • PM10: 3.89 µg/m³
  • O₃: 41.38 ppb
  • NO₂: 1.16 ppb
  • SO₂: 0.36 ppb
  • CO: 126.63 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

5 PM
35 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 3.25 µg/m³
  • PM10: 3.83 µg/m³
  • O₃: 41.35 ppb
  • NO₂: 1.15 ppb
  • SO₂: 0.32 ppb
  • CO: 126.63 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

6 PM
35 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 3.24 µg/m³
  • PM10: 3.78 µg/m³
  • O₃: 38.26 ppb
  • NO₂: 1.85 ppb
  • SO₂: 0.32 ppb
  • CO: 131.41 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

7 PM
36 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 3.54 µg/m³
  • PM10: 3.99 µg/m³
  • O₃: 35.16 ppb
  • NO₂: 2.55 ppb
  • SO₂: 0.32 ppb
  • CO: 136.19 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

8 PM
35 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 3.95 µg/m³
  • PM10: 4.41 µg/m³
  • O₃: 32.07 ppb
  • NO₂: 3.25 ppb
  • SO₂: 0.31 ppb
  • CO: 140.97 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

9 PM
34 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 4.04 µg/m³
  • PM10: 4.51 µg/m³
  • O₃: 30.24 ppb
  • NO₂: 3.39 ppb
  • SO₂: 0.32 ppb
  • CO: 141.03 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

10 PM
33 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 4.03 µg/m³
  • PM10: 4.53 µg/m³
  • O₃: 28.40 ppb
  • NO₂: 3.53 ppb
  • SO₂: 0.32 ppb
  • CO: 141.09 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

11 PM
31 AQI
Good air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 4.09 µg/m³
  • PM10: 4.62 µg/m³
  • O₃: 26.57 ppb
  • NO₂: 3.66 ppb
  • SO₂: 0.32 ppb
  • CO: 141.15 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors