Hourly Weather | Today Monday, June 29, 2026
Pasadena, California
7 PM
Cloudy Weather
70°
Feels Like 68°
0
Humidity: 60%
UV Index: 1
Wind: 8 mph
8 PM
Cloudy Weather
66°
Feels Like 64°
0
Humidity: 62%
UV Index: 0
Wind: 8 mph
9 PM
Cloudy Night
64°
Feels Like 63°
0
Humidity: 71%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
64°
Feels Like 63°
0
Humidity: 74%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
63°
Feels Like 63°
0
Humidity: 77%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

7 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.98 µg/m³
  • PM10: 18.9 µg/m³
  • O3: 0.043 ppm
  • NO2: 0.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.46 µg/m³
  • PM10: 18.02 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.72 µg/m³
  • PM10: 17.08 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.1 µg/m³
  • PM10: 16.79 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.75 µg/m³
  • PM10: 17.27 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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