AddAir quality in Port Jefferson
Air quality index (AQI⁺) and PM2.5 air pollution in Port Jefferson • 4.3K Followers • 21:00, Jun 05
52
US AQI⁺Moderate
Main pollutant:
PM2.5
9.6 µg/m³
22°
13 km/h
61 %
Hourly forecast
Port Jefferson air quality index (AQI⁺) forecast
Daily forecast
Port Jefferson air quality index (AQI⁺) forecast
| Today | 47 |  | 27° 19° |  26 km/h | 57% |
| Sat | 54 |  | 25° 19° | 30 km/h | 61% |
| Sun | 44 | | 23° 14° | 24 km/h | 51% |
Air pollutants
What is the current air quality in Port Jefferson?
PM2.5 concentration is currently 1.9 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Sensitive groups should reduce outdoor exercise |
 Close your windows to avoid dirty outdoor air Get a monitor |
 Sensitive groups should wear a mask outdoors Get a mask |
 Sensitive groups should run an air purifier Get an air purifier |
Protect yourself from air pollution in Port Jefferson
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
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Pollen
What is the pollen count in Port Jefferson today?
Index
Moderate
 Tree Moderate | 50% |
 Grass Moderate | 50% |
 Weed Low | 25% |
Source:
wetter.comHealth recommendations
Sensitive groups should reduce outdoor exercise |
Close your windows to avoid dirty outdoor air Get a monitor |
Sensitive groups should wear a mask outdoors Get a mask |
Sensitive groups should run an air purifier Get an air purifier |
Pollen
What is the pollen count in Port Jefferson today?
Index
Moderate
Tree Moderate | 50% |
Grass Moderate | 50% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in Port Jefferson
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Most polluted locations near Port Jefferson
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Port Jefferson
Historic air quality near Port Jefferson
History
Historic air quality graph for Port Jefferson
Historic air quality near Port Jefferson
History
Historic air quality graph for Port Jefferson
Most polluted locations near Port Jefferson
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in Port Jefferson
Measure your own air quality
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