Hourly Weather | Today › Monday, October 12, 2026
Tacoma, Washington
9 PM
Cloudy Night
50°
Feels Like 48°
0
Humidity: 67%
UV Index: 0
Wind: 5 mph
10 PM
Cloudy Night
46°
Feels Like 46°
0
Humidity: 75%
UV Index: 0
Wind: 5 mph
11 PM
Cloudy Night
45°
Feels Like 43°
0
Humidity: 84%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 3.3 µg/m³
  • PM10: 4.23 µg/m³
  • O3: 0.020 ppm
  • NO2: 4.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.41 µg/m³
  • PM10: 4.45 µg/m³
  • O3: 0.019 ppm
  • NO2: 4.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.51 µg/m³
  • PM10: 4.62 µg/m³
  • O3: 0.018 ppm
  • NO2: 4.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

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