Hourly Weather | Today Monday, September 8, 2025
San Jose, California
10 PM
Foggy Weather
72°
Feels Like 70°
7
Humidity: 69%
Wind: 7 mph
UV Index: 0
11 PM
Foggy Weather
72°
Feels Like 68°
7
Humidity: 73%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

10 PM
52 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 8.69 µg/m³
  • PM10: 14.01 µg/m³
  • O₃: 23.47 ppb
  • NO₂: 12.15 ppb
  • SO₂: 0.73 ppb
  • CO: 126.14 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

11 PM
52 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 8.16 µg/m³
  • PM10: 12.56 µg/m³
  • O₃: 20.93 ppb
  • NO₂: 11.56 ppb
  • SO₂: 0.77 ppb
  • CO: 133.47 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.