Hourly Weather | Today Friday, September 18, 2026
Fairfield, California
7 PM
Sunny Weather
75°
Feels Like 73°
0
Humidity: 49%
UV Index: 0
Wind: 10 mph
8 PM
Night
73°
Feels Like 70°
0
Humidity: 55%
UV Index: 0
Wind: 9 mph
9 PM
Night
70°
Feels Like 66°
0
Humidity: 63%
UV Index: 0
Wind: 9 mph
10 PM
Night
66°
Feels Like 63°
0
Humidity: 71%
UV Index: 0
Wind: 9 mph
11 PM
Night
64°
Feels Like 61°
0
Humidity: 77%
UV Index: 0
Wind: 9 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 6.61 µg/m³
  • PM10: 15.39 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.46 µg/m³
  • PM10: 15.33 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.34 µg/m³
  • PM10: 15.37 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.28 µg/m³
  • PM10: 15.58 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.23 µg/m³
  • PM10: 15.87 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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