Hourly Weather | Today Thursday, February 5, 2026
Hillsboro, Oregon
8 PM
Cloudy Night
46°
Feels Like 46°
0
Humidity: 75%
UV Index: 0
Wind: 4 mph
9 PM
Cloudy Night
43°
Feels Like 45°
0
Humidity: 86%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Night
41°
Feels Like 41°
0
Humidity: 90%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Night
39°
Feels Like 41°
0
Humidity: 91%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

8 PM
23 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.4 µg/m³
  • PM10: 7.48 µg/m³
  • O3: 0.008 ppm
  • NO2: 5.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

9 PM
23 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.51 µg/m³
  • PM10: 7.79 µg/m³
  • O3: 0.008 ppm
  • NO2: 5.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

10 PM
24 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.64 µg/m³
  • PM10: 8.06 µg/m³
  • O3: 0.008 ppm
  • NO2: 5.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

11 PM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.93 µg/m³
  • PM10: 8.38 µg/m³
  • O3: 0.010 ppm
  • NO2: 5.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.21 ppm

Health Recommendations:

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