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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 | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Norristown?
| Weather | Scattered clouds |
| Temperature | 69.8°F |
| Humidity | 73% |
| Wind | 5.7 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Tulsa, Oklahoma | 122 |
| 2 | Kansas City, Kansas | 121 |
| 3 | Kansas City, Missouri | 112 |
| 4 | Cedar Rapids, Iowa | 101 |
| 5 | Des Moines, Iowa | 100 |
| 6 | Wichita, Kansas | 99 |
| 7 | Edmond, Oklahoma | 93 |
| 8 | Lawrence, Kansas | 93 |
| 9 | Omaha, Nebraska | 90 |
| 10 | Carter Lake, Iowa | 88 |
(local time)
SEE WORLD AQI RANKING
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US AQI
42*
live AQI index
Good
Overview
What is the current air quality in Norristown?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 42* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.6*µg/m³ | |
!
PM2.5
x1.5
PM2.5 concentration in Norristown is currently 1.5 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 42 AQI US |  90% | 69.8° 51.8° |  8.9 mp/h |
| Wednesday, May 15 | Good 35 AQI US | 100% | 59° 57.2° | 13.4 mp/h |
| Thursday, May 16 | Good 30 AQI US | 90% | 59° 55.4° | 13.4 mp/h |
| Friday, May 17 | Good 43 AQI US | | 71.6° 51.8° | 6.7 mp/h |
| Saturday, May 18 | Good 43 AQI US | | 68° 53.6° | 6.7 mp/h |
| Sunday, May 19 | Moderate 54 AQI US  | 100% | 55.4° 53.6° | 6.7 mp/h |
| Monday, May 20 | Moderate 59 AQI US | | 66.2° 51.8° | 8.9 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Norristown?
No locations are available.
AQI US, Metric