Hourly Weather | Today Wednesday, February 25, 2026
Concord, California
11 PM
Cloudy Night
59°
Feels Like 57°
7
Humidity: 85%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 4.29 µg/m³
  • PM10: 7.17 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

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