Air Quality in West Chester, United States

Overcast
3.0°C · 91.2% humidity
3.0°
Feels -1.3°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
30 12am
28
27
21 3am
29
42
42 6am
42
42
42 9am
42
42
67 12pm
67
67
67 3pm
42
42
42 6pm
42
29
29 9pm
29
42
Station readings
30
28
27
21
CAMS model adj -8
37
37
37
37
37
50
50
50
50
50
50
50
75
75
75
75
50
50
50
50
37
37
37
50
AD 728×90

PM2.5 Trend (24h)

27h · 1 station
91.2%
Humidity
18.5 km/h
Wind S
1030.6 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for West Chester?

Temperature & Precipitation

PM2.55.85 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (5 stations within 25 km)
5.85
Median
5.7
Average
4.44
Low
6.66
High
PM2.5 µg/m³ · Model: 16.15 · Bias: +10.3

What is the 7-day forecast for West Chester?

04-10
17.4° 3.0°
04-11
20.1° 7.7°
04-12
19.0° 10.1°
04-13
21.4° 9.8°
04-14
25.7° 15.8°
04-15
21.7° 18.7°
0.44 mm
04-16
16.4° 9.2°
0.19 mm
Both models agree Avg diff: 3.5°C

Where are air quality stations near West Chester?

31
New Garden - Airport, Pennsylvania, USA
19.6 km
28
Marcus Hook, Pennsylvania, USA
22.9 km
35
Marcus Hook, Pennsylvania, USA
22.9 km
27
L
23.1 km PM2.5: 6.5 µg/m³
24
I
23.9 km PM2.5: 5.7 µg/m³
28
Chester, Pennsylvania, USA
24.5 km
25
J
24.5 km PM2.5: 6.0 µg/m³
18
H
24.6 km PM2.5: 4.4 µg/m³
30
Mlk, Delaware, USA
25.0 km
31
Mlk, Delaware, USA
25.0 km

What cities are near West Chester?

27 Phoenixville 29 King of Prussia 28 Radnor 23 Wilmington 28 Chester 28 Havertown 28 Drexel Hill 29 Norristown 15 Limerick 28 Overbrook

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-10T03:35 UTC.