What is the air quality in King of Prussia today?

The current Air Quality Index (AQI) in King of Prussia is 23 (Good). PM2.5 concentration is 5.4 µg/m³.

What is the temperature in King of Prussia right now?

The current temperature in King of Prussia is 15.7°C (feels like 15.7°C). Humidity is 39.8% and wind speed is 23.2 km/h.

Is it safe to go outside in King of Prussia?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in King of Prussia, United States

Clear

15.7°C · 39.8% humidity

15.7°

Feels 15.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

44 stations

Nearby Monitoring Stations

AQI Forecast

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Station readings

Air Quality Index Trend

48h · 1 stn

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King 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.

39.8%

Humidity

23.2 km/h

Wind WNW

1022.1 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.4 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for King of Prussia?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station

PM2.55.4 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (44 stations within 25 km)

5.4

Median

4.97

Average

3.6

Low

8.9

High

PM2.5 µg/m³ · Model: 6.0 · Bias: +0.6

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

10-20

15.7° 6.2°

4.44 mm

10-21

20.8° 6.8°

0.25 mm

10-22

19.6° 11.4°

2.12 mm

10-23

15.8° 5.8°

10-24

16.5° 8.6°

10-25

19.5° 6.5°

1.06 mm

10-26

14.2° 9.6°

3.25 mm

Both models agree Avg diff: 3.7°C

Where are air quality stations near King of Prussia?

Norristown, Pennsylvania, USA

7.8 km PM2.5: 8.9 µg/m³

C077 ( 945 Manatawna Ave)

13.9 km PM2.5: 4.7 µg/m³

AMS ROX Station

14.0 km PM2.5: 4.5 µg/m³

8701 Germantown Ave

16.0 km PM2.5: 4.8 µg/m³

723 Wolcott Dr (2)

16.2 km PM2.5: 4.6 µg/m³

6237 Ridge Ave

16.3 km PM2.5: 4.4 µg/m³

6906 City Ave

16.4 km PM2.5: 4.9 µg/m³

C029 (5400 Lincoln Hwy)

17.0 km PM2.5: 4.8 µg/m³

5029 Ridge ave

17.6 km PM2.5: 4.7 µg/m³

629 E Allen Ln

18.3 km PM2.5: 4.8 µg/m³

What cities are near King of Prussia?

21 Radnor 28 Norristown 28 Phoenixville 21 Havertown 20 Overbrook 20 East Mount Airy 20 Drexel Hill 37 Limerick 20 Haddington 23 Lansdale

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-20T20:59 UTC.