Air Quality in King of Prussia, United States

Windy
13.3°C · 33.5% humidity
13.3°
Feels 13.3°
40
Good
Air quality is satisfactory. Enjoy outdoor activities.
38 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
35 5pm
37
37
25 8pm
34
34
34 11pm
47
47
47 2am
47
47
47 5am
47
47
47 8am
72
72
72 11am
72
72
72 2pm
72
72
Station readings
35
37
37
25
CAMS model adj -3
37
37
37
37
37
37
37
50
50
50
50
50
50
50
50
50
75
75
75
75
75
75
75
75
AD 728×90

PM2.5 Trend (24h)

27h · 1 station
33.5%
Humidity
42.7 km/h
Wind S
1034.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for King of Prussia?

Temperature & Precipitation

PM2.59.55 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (38 stations within 25 km)
9.55
Median
9.65
Average
8.29
Low
14.15
High
PM2.5 µg/m³ · Model: 17.65 · Bias: +8.1

What is the 7-day forecast for King of Prussia?

04-09
13.3° 2.6°
04-10
17.9° 6.3°
04-11
21.1° 10.1°
04-12
19.8° 10.0°
04-13
22.3° 12.1°
04-14
26.7° 17.5°
04-15
24.0° 19.9°
0.31 mm
Both models agree Avg diff: 2.9°C

Where are air quality stations near King of Prussia?

58
Norristown, Pennsylvania, USA
7.8 km
43
AMS ROX Station
13.9 km PM2.5: 10.4 µg/m³
50
8701 Germantown Ave
16.0 km PM2.5: 12.0 µg/m³
44
723 Wolcott Dr (2)
16.2 km PM2.5: 10.6 µg/m³
39
6237 Ridge Ave
16.3 km PM2.5: 9.3 µg/m³
41
6906 City Ave
16.4 km PM2.5: 9.9 µg/m³
36
C029 (5400 Lincoln Hwy)
17.0 km PM2.5: 8.6 µg/m³
37
CAMP - OEEC Installation 9
17.4 km PM2.5: 8.9 µg/m³
37
5029 Ridge ave
17.6 km PM2.5: 8.8 µg/m³
42
629 E Allen Ln
18.3 km PM2.5: 10.0 µg/m³

What cities are near King of Prussia?

39 Radnor 39 Norristown 39 Phoenixville 38 Havertown 38 Overbrook 38 East Mount Airy 38 Drexel Hill 18 Limerick 38 Haddington 43 Lansdale

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T20:32 UTC.