Hourly Weather | Today Sunday, May 10, 2026
Chico, California
4 AM
Cloudy Night
64°
Feels Like 64°
0
Humidity: 76%
UV Index: 0
Wind: 5 mph
5 AM
Cloudy Night
64°
Feels Like 64°
0
Humidity: 78%
UV Index: 0
Wind: 5 mph
6 AM
Cloudy Weather
63°
Feels Like 63°
0
Humidity: 81%
UV Index: 0
Wind: 4 mph
7 AM
Cloudy Weather
64°
Feels Like 66°
0
Humidity: 77%
UV Index: 1
Wind: 5 mph
8 AM
Cloudy Weather
66°
Feels Like 68°
0
Humidity: 71%
UV Index: 2
Wind: 5 mph
9 AM
Cloudy Weather
70°
Feels Like 73°
0
Humidity: 67%
UV Index: 3
Wind: 5 mph
10 AM
Cloudy Weather
73°
Feels Like 79°
0
Humidity: 61%
UV Index: 4
Wind: 5 mph
11 AM
Cloudy Weather
75°
Feels Like 84°
0
Humidity: 56%
UV Index: 7
Wind: 6 mph
12 PM
Cloudy Weather
81°
Feels Like 90°
0
Humidity: 50%
UV Index: 9
Wind: 6 mph
1 PM
Cloudy Weather
82°
Feels Like 91°
0
Humidity: 47%
UV Index: 10
Wind: 6 mph
2 PM
Cloudy Weather
84°
Feels Like 91°
0
Humidity: 44%
UV Index: 9
Wind: 6 mph
3 PM
Cloudy Weather
86°
Feels Like 91°
0
Humidity: 41%
UV Index: 7
Wind: 6 mph
4 PM
Cloudy Weather
88°
Feels Like 91°
0
Humidity: 38%
UV Index: 4
Wind: 7 mph
5 PM
Cloudy Weather
88°
Feels Like 90°
0
Humidity: 36%
UV Index: 3
Wind: 7 mph
6 PM
Cloudy Weather
88°
Feels Like 88°
0
Humidity: 38%
UV Index: 2
Wind: 6 mph
7 PM
Cloudy Weather
84°
Feels Like 84°
0
Humidity: 44%
UV Index: 1
Wind: 6 mph
8 PM
Cloudy Weather
81°
Feels Like 81°
0
Humidity: 51%
UV Index: 0
Wind: 5 mph
9 PM
Night
79°
Feels Like 77°
0
Humidity: 56%
UV Index: 0
Wind: 5 mph
10 PM
Night
75°
Feels Like 73°
0
Humidity: 61%
UV Index: 0
Wind: 6 mph
11 PM
Night
73°
Feels Like 72°
0
Humidity: 65%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

4 AM
18 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.68 µg/m³
  • PM10: 4.68 µg/m³
  • O3: 0.019 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 AM
18 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.68 µg/m³
  • PM10: 4.64 µg/m³
  • O3: 0.019 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 AM
17 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.69 µg/m³
  • PM10: 4.64 µg/m³
  • O3: 0.018 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 AM
16 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.71 µg/m³
  • PM10: 4.76 µg/m³
  • O3: 0.017 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 AM
16 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.72 µg/m³
  • PM10: 4.9 µg/m³
  • O3: 0.017 ppm
  • NO2: 1.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 AM
20 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.73 µg/m³
  • PM10: 5.09 µg/m³
  • O3: 0.021 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 AM
21 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.81 µg/m³
  • PM10: 5.24 µg/m³
  • O3: 0.023 ppm
  • NO2: 0.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 AM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.23 µg/m³
  • PM10: 5.7 µg/m³
  • O3: 0.026 ppm
  • NO2: 0.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

12 PM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.88 µg/m³
  • PM10: 6.57 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

1 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.08 µg/m³
  • PM10: 6.76 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 PM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.09 µg/m³
  • PM10: 6.7 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 PM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.91 µg/m³
  • PM10: 6.44 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.5 µg/m³
  • PM10: 5.9 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.18 µg/m³
  • PM10: 5.51 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM
36 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.05 µg/m³
  • PM10: 5.37 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM
31 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.99 µg/m³
  • PM10: 5.38 µg/m³
  • O3: 0.034 ppm
  • NO2: 1.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.88 µg/m³
  • PM10: 5.39 µg/m³
  • O3: 0.030 ppm
  • NO2: 2.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.8 µg/m³
  • PM10: 5.4 µg/m³
  • O3: 0.027 ppm
  • NO2: 2.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.81 µg/m³
  • PM10: 5.51 µg/m³
  • O3: 0.024 ppm
  • NO2: 2.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
20 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.82 µg/m³
  • PM10: 5.58 µg/m³
  • O3: 0.022 ppm
  • NO2: 2.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.