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
AD 728×90

Air Quality Index Trend

46h · 82 stn

West 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▲
42
10.0 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for West Chester?

Temperature & Precipitation

PM2.5 Trend

46h · 82 stations
PM2.510.0 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250

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
19.6 km PM2.5: 6.7 µg/m³
35
Marcus Hook, Pennsylvania, USA
22.9 km PM2.5: 8.4 µg/m³
26
L
23.1 km PM2.5: 6.2 µg/m³
32
Chester, Pennsylvania, USA
24.5 km PM2.5: 7.7 µg/m³
22
J
24.5 km PM2.5: 5.3 µg/m³
45
Mlk, Delaware, USA
25.0 km PM2.5: 10.8 µg/m³
45
K
25.0 km PM2.5: 10.8 µg/m³

What cities are near West Chester?

42 Phoenixville 42 King of Prussia 45 Radnor 24 Wilmington 45 Chester 46 Havertown 47 Drexel Hill 42 Norristown 41 Limerick 47 Overbrook
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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.