Air Quality in Mount Vernon, United States
Windy
18.1°C · 66.8% humidity
18.1°
Feels 18.1°
40
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Mount Vernon's air quality — share it
AQI Forecast
27
4pm
27
27
40
7pm
34
32
30
10pm
28
27
27
1am
26
25
25
4am
24
24
24
7am
24
24
25
10am
25
25
25
1pm
25
25
Air Quality Index Trend
33h · 1 stnMount Vernon's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
66.8%
Humidity
48.8 km/h
Wind NE
1022.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.64 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Mount Vernon?
Temperature & Precipitation
PM2.5 Trend
33h · 1 stationPM2.59.64 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Mount Vernon?
05-31
31.0° 12.2°
06-01
28.6° 17.6°
0.06 mm
06-02
25.8° 13.6°
3.0 mm
06-03
27.7° 23.2°
1.37 mm
06-04
29.1° 21.5°
1.06 mm
06-05
25.3° 11.4°
06-06
28.0° 15.4°
6.75 mm
Both models agree
Avg diff: 4.7°C
What cities are near Mount Vernon?
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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 2026-05-31T00:31 UTC.