Air Quality in Bellevue, United States
Windy
23.8°C · 85.0% humidity
23.8°
Feels 23.8°
5
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Bellevue's air quality — share it
AQI Forecast
27
7pm
27
27
5
10pm
11
23
26
1am
28
23
24
4am
25
23
24
7am
26
26
27
10am
27
27
27
1pm
27
27
27
4pm
27
27
Air Quality Index Trend
22h · 1 stnBellevue's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
85.0%
Humidity
84.3 km/h
Wind ENE
1009.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
1.2 µg/m³
PM10▲
13.7 µg/m³
050100150200300500
What is the weather forecast for Bellevue?
Temperature & Precipitation
PM2.5 Trend
22h · 1 stationPM2.51.2 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
1.2
Median
1.2
Average
1.2
Low
1.2
High
PM2.5 µg/m³ · Model: 6.5 · Bias: +5.3
What is the 7-day forecast for Bellevue?
05-30
23.8° 16.8°
50.25 mm
05-31
29.1° 10.7°
0.06 mm
06-01
29.0° 15.2°
17.31 mm
06-02
27.9° 16.7°
0.75 mm
06-03
32.2° 22.2°
1.56 mm
06-04
24.6° 17.1°
4.5 mm
06-05
25.9° 18.7°
0.13 mm
Both models agree
Avg diff: 4.5°C
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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 2026-05-30T03:00 UTC.