Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Port Arthur
Air quality index (AQI) and PM2.5 air pollution in Port Arthur
776 people follow this city
Port Arthur Air Quality Map
Real-time Port Arthur air pollution map
Pollen
What is the pollen count in Port Arthur today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Weather
What is the current weather in Port Arthur?
| Weather | Broken clouds |
| Temperature | 75.2°F |
| Humidity | 86% |
| Wind | 11.5 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Sequoia National Park, California | 80 |
| 2 | Anchorage, Alaska | 77 |
| 3 | Three Rivers, California | 77 |
| 4 | Fairbanks, Alaska | 75 |
| 5 | Pahrump, Nevada | 74 |
| 6 | Springville, California | 72 |
| 7 | Casa Grande, Arizona | 66 |
| 8 | Porterville, California | 65 |
| 9 | Boerne, Texas | 63 |
| 10 | Middletown, Ohio | 61 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Port Arthur aqi ranking
Real-time Port Arthur air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Jefferson County Airport | 18 |
| 2 | Port Arthur West C28/C128/C228 | 18 |
(local time)
SEE WORLD AQI RANKING
US AQI
52*
live AQI index
Moderate
Overview
What is the current air quality in Port Arthur?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 52* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12.8*µg/m³ | |
| O3 | 46*µg/m³ | |
!
PM2.5
x2.6
PM2.5 concentration in Port Arthur is currently 2.6 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Port Arthur?
 | 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 Arthur air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Friday, Apr 19 | Good 48 AQI US  | | 82.4° 69.8° |  6.7 mp/h |
| Saturday, Apr 20 | Good 31 AQI US | | 80.6° 64.4° | 11.2 mp/h |
| Sunday, Apr 21 | Good 38 AQI US |  90% | 69.8° 57.2° | 11.2 mp/h |
| Monday, Apr 22 | Good 26 AQI US | | 69.8° 50° | 8.9 mp/h |
| Tuesday, Apr 23 | Good 46 AQI US | 20% | 77° 59° | 8.9 mp/h |
| Wednesday, Apr 24 | Moderate 69 AQI US | 50% | 82.4° 68° | 6.7 mp/h |
| Thursday, Apr 25 | Moderate 74 AQI US | | 80.6° 62.6° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Where is the cleanest air quality in Port Arthur?
AQI US, Metric