Hourly Weather | Today Thursday, June 25, 2026
San Jose, California
8 PM
Cloudy Weather
66°
Feels Like 63°
0
Humidity: 63%
UV Index: 0
Wind: 9 mph
9 PM
Cloudy Night
63°
Feels Like 61°
0
Humidity: 68%
UV Index: 0
Wind: 8 mph
10 PM
Cloudy Night
61°
Feels Like 59°
0
Humidity: 72%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
59°
Feels Like 57°
0
Humidity: 74%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 7.05 µg/m³
  • PM10: 19.73 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.55 µg/m³
  • PM10: 19.29 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.11 µg/m³
  • PM10: 18.92 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.7 µg/m³
  • PM10: 18.38 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.07 ppm

Health Recommendations:

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