Air Quality in Bellingham, United States

Windy
15.7°C · 71.1% humidity
15.7°
Feels 15.7°
40
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
42 1pm
53
38
40 4pm
41
34
34 7pm
34
34
34 10pm
34
34
34 1am
34
34
34 4am
34
61
41 7am
34
34
34 10am
34
34
Station readings
42
53
38
34
CAMS model adj +7
34
34
34
34
34
27
27
27
27
27
27
27
27
27
27
27
27
54
34
27
27
27
27
27
AD 728×90

Air Quality Index Trend

44h · 2 stn

Bellingham's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

71.1%
Humidity
54.7 km/h
Wind SSW
1016.3 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
40
9.46 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Bellingham?

Temperature & Precipitation

PM2.5 Trend

44h · 2 stations
PM2.59.46 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (4 stations within 25 km)
9.46
Median
7.7
Average
5.3
Low
10.1
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -2.4

What is the 7-day forecast for Bellingham?

08-03
21.0° 11.5°
0.06 mm
08-04
18.8° 12.6°
0.38 mm
08-05
20.9° 12.1°
08-06
18.4° 14.0°
08-07
20.0° 13.5°
08-08
18.1° 10.8°
08-09
17.7° 10.5°
Both models agree Avg diff: 3.0°C

Where are air quality stations near Bellingham?

38
Pacific St, Bellingham, Washington, USA
2.3 km PM2.5: 9.1 µg/m³
53
Pacific St, Bellingham, Washington, USA
2.3 km PM2.5: 13.1 µg/m³
34
Pacific St, Bellingham, Washington, USA
2.3 km PM2.5: 8.2 µg/m³
42
Pacific St, Bellingham, Washington, USA
2.3 km PM2.5: 10.1 µg/m³
32
Loomis, Custer, Washington, USA
21.8 km PM2.5: 7.7 µg/m³
38
Loomis, Custer, Washington, USA
21.8 km PM2.5: 9.1 µg/m³

What cities are near Bellingham?

37 Anacortes 25 Townline 25 White Rock 25 Abbotsford 25 South Surrey 25 Langley 29 Cloverdale 29 Willoughby 45 Mission 39 Surrey
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-07T23:56 UTC.