Hourly Weather | Today Thursday, February 5, 2026
Antioch, California
7 PM
Cloudy Night
61°
Feels Like 59°
0
Humidity: 67%
UV Index: 0
Wind: 5 mph
8 PM
Cloudy Night
55°
Feels Like 55°
0
Humidity: 73%
UV Index: 0
Wind: 5 mph
9 PM
Cloudy Night
54°
Feels Like 52°
0
Humidity: 80%
UV Index: 0
Wind: 5 mph
10 PM
Cloudy Night
50°
Feels Like 48°
0
Humidity: 90%
UV Index: 0
Wind: 5 mph
11 PM
Cloudy Night
52°
Feels Like 50°
0
Humidity: 83%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 46.94 µg/m³
  • PM10: 54.02 µg/m³
  • O3: 0.041 ppm
  • NO2: 11.6 ppb
  • SO2: 0.9 ppb
  • CO: 0.35 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 46.38 µg/m³
  • PM10: 53.59 µg/m³
  • O3: 0.039 ppm
  • NO2: 11.3 ppb
  • SO2: 0.8 ppb
  • CO: 0.36 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 45.14 µg/m³
  • PM10: 52.37 µg/m³
  • O3: 0.037 ppm
  • NO2: 10.7 ppb
  • SO2: 0.7 ppb
  • CO: 0.36 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 44.5 µg/m³
  • PM10: 51.65 µg/m³
  • O3: 0.036 ppm
  • NO2: 9.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.36 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 43.09 µg/m³
  • PM10: 50.07 µg/m³
  • O3: 0.037 ppm
  • NO2: 8.7 ppb
  • SO2: 0.6 ppb
  • CO: 0.35 ppm

Health Recommendations:

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