Today | Weather | Wednesday, August 12, 2026

Weather in Bellingham, Washington

04:15 AM
Now
Cloudy Night
57° F
Feels Like 57°
Precipitation 6 %
Wind 4 mph
Humidity 90 %
Today
Cloudy Weather
Day 73°
Night 55°
Precipitation 25 %
Wind 7 mph
UV Index (0 - 11+) 6

Bellingham Weather Forecast Updated

1 minute ago
Last updated on

Air Quality in Bellingham

NOW
7 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 1.76 µg/m³
PM10 2.45 µg/m³
O3 0.006 ppm
NO2 1 ppb
SO2 0.1 ppb
CO 0.06 ppm
NH3 0.05 µg/m³
NO 0.01 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

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

Show raw pollutant concentrations (µg/m³)
PM2.51.76 µg/m³
PM102.45 µg/m³
O311.28 µg/m³
NO21.9 µg/m³
SO20.24 µg/m³
CO66.42 µg/m³
NH30.05 µg/m³
NO0.01 µg/m³