Air Quality in West Chester, United States
Partly Cloudy
23.6°C · 58.5% humidity
23.6°
Feels 23.6°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
AQI Forecast
27
7pm
27
27
42
10pm
38
35
33
1am
31
30
29
4am
28
28
28
7am
28
25
27
10am
27
27
25
1pm
25
27
27
4pm
27
27
Air Quality Index Trend
46h · 82 stnWest Chester's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
58.5%
Humidity
25.6 km/h
Wind WNW
1012.3 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
10.0 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for West Chester?
Temperature & Precipitation
PM2.5 Trend
46h · 82 stationsPM2.510.0 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.2
Moderate
What is the 7-day forecast for West Chester?
08-03
24.7° 19.7°
6.88 mm
08-04
34.1° 19.5°
08-05
32.2° 19.7°
0.44 mm
08-06
29.7° 19.0°
08-07
31.0° 20.3°
3.69 mm
08-08
35.1° 19.5°
0.56 mm
08-09
33.1° 21.8°
0.06 mm
Both models agree
Avg diff: 3.3°C
Where are air quality stations near West Chester?
28
New Garden - Airport, Pennsylvania, USA
35
Marcus Hook, Pennsylvania, USA
26
L
32
Chester, Pennsylvania, USA
22
J
45
Mlk, Delaware, USA
45
K
What cities are near West Chester?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T02:40 UTC.