Hourly Weather | Today Tuesday, June 9, 2026
Washington, District of Columbia
9 PM
Cloudy Night
77°
Feels Like 75°
5
Humidity: 59%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
75°
Feels Like 73°
6
Humidity: 63%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
73°
Feels Like 72°
7
Humidity: 69%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 5.16 µg/m³
  • PM10: 8.76 µg/m³
  • O3: 0.044 ppm
  • NO2: 2.8 ppb
  • SO2: 0.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.07 µg/m³
  • PM10: 8.75 µg/m³
  • O3: 0.042 ppm
  • NO2: 2.7 ppb
  • SO2: 0.7 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.92 µg/m³
  • PM10: 8.76 µg/m³
  • O3: 0.039 ppm
  • NO2: 2.5 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

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