AddAir quality in Norristown
Air quality index (AQI⁺) and PM2.5 air pollution in Norristown • 2.1K Followers • 02:00, May 11
40*
US AQI⁺Good
Main pollutant:
PM2.5
7.3 µg/m³
13°
22 km/h
74 %
Hourly forecast
Norristown air quality index (AQI⁺) forecast
Daily forecast
Norristown air quality index (AQI⁺) forecast
| Today | 30 |  | 17° 10° |  14 km/h | 47% |
| Tue | 21 |  | 18° 6° | 14 km/h | 44% |
| Wed | 35 |  | 21° 11° | 24 km/h | 70% |
Air pollutants
What is the current air quality in Norristown?
PM2.5 concentration is currently 1.5 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Protect yourself from air pollution in Norristown
Air Purifiers
Face Masks
Air Quality Monitors
Pollen
What is the pollen count in Norristown today?
Index
Low
 Tree Low | 25% |
 Grass Low | 25% |
 Weed None | 0% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in Norristown today?
Index
Low
Tree Low | 25% |
Grass Low | 25% |
Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in Norristown
Air Purifiers
Face Masks
Air Quality Monitors
Most polluted locations near Norristown
Worldwide AQI⁺ ranking
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near Norristown
History
Historic air quality graph for Norristown
Historic air quality near Norristown
History
Historic air quality graph for Norristown
Most polluted locations near Norristown
Worldwide AQI⁺ rankingCity ranking
