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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 | Clear sky |
| Temperature | 37.4°F |
| Humidity | 82% |
| Wind | 1 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Palm Desert, California | 170 |
| 2 | North Charleston, South Carolina | 87 |
| 3 | Pahrump, Nevada | 84 |
| 4 | Casa Grande, Arizona | 74 |
| 5 | Lewisville, Texas | 73 |
| 6 | Savannah, Georgia | 72 |
| 7 | Charleston, South Carolina | 66 |
| 8 | Dallas, Texas | 66 |
| 9 | Fort Worth, Texas | 62 |
| 10 | Denton, Texas | 61 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
17*
live AQI index
Good
Overview
What is the current air quality in Port Jefferson?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 17* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 4*µg/m³ | |
✓
PM2.5 concentration in Port Jefferson air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Port Jefferson?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Port Jefferson air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 17 AQI US |  | 51.8° 37.4° |  8.9 mp/h |
| Saturday, Apr 27 | Good 12 AQI US |  | 51.8° 44.6° | 11.2 mp/h |
| Sunday, Apr 28 | Good 19 AQI US |  100% | 55.4° 46.4° | 11.2 mp/h |
| Monday, Apr 29 | Moderate 54 AQI US  | 30% | 60.8° 53.6° | 8.9 mp/h |
| Tuesday, Apr 30 | Moderate 52 AQI US | 100% | 53.6° 50° | 6.7 mp/h |
| Wednesday, May 1 | Moderate 59 AQI US | 100% | 60.8° 51.8° | 11.2 mp/h |
| Thursday, May 2 | Moderate 58 AQI US | | 62.6° 53.6° | 6.7 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Port Jefferson?
No locations are available.
AQI US, Metric