Air Quality in King of Prussia, United States
Windy
12.1°C · 69.0% humidity
12.1°
Feels 12.1°
26
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
King of Prussia's air quality — share it
AQI Forecast
Calibrated
40
9pm
42
42
26
12am
31
34
36
3am
38
39
40
6am
40
41
48
9am
48
49
49
12pm
69
69
49
3pm
49
49
49
6pm
42
42
Station readings
7
4
CAMS model
adj +15
25
27
27
27
27
27
27
27
27
27
27
27
34
34
34
34
54
54
34
34
34
34
27
27
Air Quality Index Trend
34h · 1 stnKing of Prussia's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
69.0%
Humidity
49.2 km/h
Wind W
1002.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.25 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for King of Prussia?
Temperature & Precipitation
PM2.5 Trend
34h · 1 stationPM2.56.25 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for King of Prussia?
06-09
32.2° 12.1°
0.19 mm
06-10
28.8° 20.0°
14.25 mm
06-11
24.2° 11.5°
06-12
22.9° 17.4°
10.56 mm
06-13
30.8° 19.3°
06-14
26.9° 17.6°
4.44 mm
06-15
24.3° 15.9°
Both models agree
Avg diff: 6.1°C
Where are air quality stations near King of Prussia?
25
Norristown, Pennsylvania, USA
22
C077 ( 945 Manatawna Ave)
20
AMS ROX Station
22
8701 Germantown Ave
21
723 Wolcott Dr (2)
20
6237 Ridge Ave
27
6906 City Ave
19
C029 (5400 Lincoln Hwy)
19
CAMP - OEEC Installation 9
20
5029 Ridge ave
What cities are near King of Prussia?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T04:12 UTC.