Hourly Weather | Today Monday, June 29, 2026
Bellingham, Washington
9 PM
Cloudy Weather
63°
Feels Like 59°
17
Humidity: 74%
UV Index: 0
Wind: 8 mph
10 PM
Cloudy Weather
61°
Feels Like 57°
22
Humidity: 76%
UV Index: 0
Wind: 7 mph
11 PM
Rainy Weather
61°
Feels Like 55°
47
Humidity: 78%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 1.87 µg/m³
  • PM10: 4.61 µg/m³
  • O3: 0.023 ppm
  • NO2: 0.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.98 µg/m³
  • PM10: 4.84 µg/m³
  • O3: 0.019 ppm
  • NO2: 0.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.09 µg/m³
  • PM10: 5.18 µg/m³
  • O3: 0.017 ppm
  • NO2: 0.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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