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Air quality in Port Jefferson
Air quality index (AQI) and PM2.5 air pollution in Port Jefferson
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Port Jefferson Air Quality Map
Real-time Port Jefferson air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Port Jefferson today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Port Jefferson?
| Weather | Broken clouds |
| Temperature | 71.6°F |
| Humidity | 58% |
| Wind | 4.6 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Corpus Christi, Texas | 95 |
| 2 | Mecca, California | 91 |
| 3 | Lubbock, Texas | 86 |
| 4 | Yucaipa, California | 79 |
| 5 | Stamford, Connecticut | 76 |
| 6 | Pahrump, Nevada | 75 |
| 7 | Redlands, California | 75 |
| 8 | San Bernardino, California | 70 |
| 9 | Coachella, California | 66 |
| 10 | Reseda, California | 66 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
60*
live AQI index
Moderate
Overview
What is the current air quality in Port Jefferson?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 60* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 13.8*µg/m³ | |
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PM2.5
x2.8
PM2.5 concentration in Port Jefferson is currently 2.8 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Port Jefferson?
 | 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 |
Forecast
Port Jefferson air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 60 AQI US | | 71.6° 64.4° |  8.9 mp/h |
| Monday, Jun 3 | Moderate 61 AQI US | | 73.4° 60.8° | 11.2 mp/h |
| Tuesday, Jun 4 | Good 32 AQI US  |  | 66.2° 57.2° | 11.2 mp/h |
| Wednesday, Jun 5 | Good 15 AQI US | | 69.8° 59° | 13.4 mp/h |
| Thursday, Jun 6 | Good 19 AQI US |  100% | 68° 62.6° | 15.7 mp/h |
| Friday, Jun 7 | Moderate 62 AQI US | 70% | 68° 62.6° | 11.2 mp/h |
| Saturday, Jun 8 | Good 40 AQI US | 40% | 62.6° 59° | 11.2 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 Port Jefferson?
No locations are available.
AQI US, Metric