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Air quality in Norristown
Air quality index (AQI) and PM2.5 air pollution in Norristown
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Norristown Air Quality Map
Real-time Norristown air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Norristown today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Weather
What is the current weather in Norristown?
| Weather | Broken clouds |
| Temperature | 48.2°F |
| Humidity | 91% |
| Wind | 9.2 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Visalia, California | 108 |
| 2 | Porterville, California | 83 |
| 3 | Corpus Christi, Texas | 73 |
| 4 | Bakersfield, California | 70 |
| 5 | Lothian, Maryland | 70 |
| 6 | Three Rivers, California | 69 |
| 7 | Wichita, Kansas | 69 |
| 8 | Charlottesville, Virginia | 65 |
| 9 | South Gate, California | 65 |
| 10 | Knoxville, Tennessee | 63 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
34*
live AQI index
Good
Overview
What is the current air quality in Norristown?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 34* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.2*µg/m³ | |
!
PM2.5
x1.6
PM2.5 concentration in Norristown is currently 1.6 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Norristown?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Norristown air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 34 AQI US |  100% | 53.6° 46.4° |  8.9 mp/h |
| Friday, Apr 19 | Good 30 AQI US | 40% | 64.4° 42.8° | 8.9 mp/h |
| Saturday, Apr 20 | Good 26 AQI US | | 60.8° 44.6° | 13.4 mp/h |
| Sunday, Apr 21 | Good 14 AQI US | | 55.4° 39.2° | 11.2 mp/h |
| Monday, Apr 22 | Good 13 AQI US |  | 60.8° 42.8° | 4.5 mp/h |
| Tuesday, Apr 23 | Good 17 AQI US | | 66.2° 46.4° | 6.7 mp/h |
| Wednesday, Apr 24 | Good 17 AQI US | 80% | 53.6° 46.4° | 6.7 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Norristown?
No locations are available.
AQI US, Metric