Air Quality in Bothell, United States

Partly Cloudy
20.7°C · 55.4% humidity
20.7°
Feels 20.7°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
21 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
34 8am
36
31
20 11am
17
16
7 2pm
6
6
5 5pm
3
5
11 8pm
11
11
11 11pm
11
11
11 2am
11
31
31 5am
43
43
Station readings
34
36
31
22
CAMS model adj -23
54
54
54
34
34
34
27
27
27
27
25
27
34
34
34
34
34
34
34
34
54
54
66
66
AD 728×90

Air Quality Index Trend

48h · 15 stn

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

55.4%
Humidity
35.8 km/h
Wind NNW
1019.1 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
20
4.9 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 15 stations
PM2.54.9 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX9.4
Very High
AD 300×250
4.9
Median
4.74
Average
0.1
Low
13.56
High
PM2.5 µg/m³ · Model: 8.2 · Bias: +3.3
09-05
24.3° 9.4°
09-06
23.1° 11.7°
09-07
20.6° 10.4°
1.13 mm
09-08
26.7° 10.1°
0.75 mm
09-09
26.5° 12.3°
0.19 mm
09-10
27.3° 11.6°
09-11
23.4° 8.8°
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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 2026-09-05T18:54 UTC.