Hourly Weather | Today Thursday, February 5, 2026
Concord, California
7 PM
Cloudy Night
61°
Feels Like 61°
0
Humidity: 59%
UV Index: 0
Wind: 5 mph
8 PM
Cloudy Night
57°
Feels Like 57°
0
Humidity: 71%
UV Index: 0
Wind: 5 mph
9 PM
Cloudy Night
54°
Feels Like 54°
0
Humidity: 81%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Night
54°
Feels Like 54°
0
Humidity: 81%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Night
52°
Feels Like 52°
0
Humidity: 84%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

7 PM
137 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 50.18 µg/m³
  • PM10: 55.19 µg/m³
  • O3: 0.049 ppm
  • NO2: 5.4 ppb
  • SO2: 0.7 ppb
  • CO: 0.32 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

8 PM
133 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 48.74 µg/m³
  • PM10: 53.72 µg/m³
  • O3: 0.047 ppm
  • NO2: 5.2 ppb
  • SO2: 0.6 ppb
  • CO: 0.32 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

9 PM
130 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 47.58 µg/m³
  • PM10: 52.8 µg/m³
  • O3: 0.046 ppm
  • NO2: 4.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.32 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

10 PM
129 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 47.01 µg/m³
  • PM10: 52.78 µg/m³
  • O3: 0.046 ppm
  • NO2: 4.5 ppb
  • SO2: 0.5 ppb
  • CO: 0.32 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

11 PM
124 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 44.92 µg/m³
  • PM10: 51.07 µg/m³
  • O3: 0.048 ppm
  • NO2: 3.9 ppb
  • SO2: 0.6 ppb
  • CO: 0.31 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.