Hourly Weather | Today Thursday, February 5, 2026
Sammamish, Washington
8 PM
Cloudy Night
50°
Feels Like 46°
0
Humidity: 76%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Night
48°
Feels Like 45°
0
Humidity: 72%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
46°
Feels Like 43°
0
Humidity: 75%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
46°
Feels Like 43°
0
Humidity: 77%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 5.48 µg/m³
  • PM10: 8.16 µg/m³
  • O3: 0.016 ppm
  • NO2: 6.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.28 µg/m³
  • PM10: 7.9 µg/m³
  • O3: 0.016 ppm
  • NO2: 6 ppb
  • SO2: 0.1 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.06 µg/m³
  • PM10: 7.6 µg/m³
  • O3: 0.017 ppm
  • NO2: 5.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.8 µg/m³
  • PM10: 7.24 µg/m³
  • O3: 0.017 ppm
  • NO2: 4.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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