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
786 people follow this city
Port Arthur Air Quality Map
Real-time Port Arthur air pollution map
AIR QUALITY DATA CONTRIBUTORS
Texas Commission on Environmental Quality (TCEQ)
See all
Pollen
What is the pollen count in Port Arthur today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Port Arthur?
| Weather | Clear sky |
| Temperature | 73.4°F |
| Humidity | 91% |
| Wind | 3.4 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Palm Desert, California | 97 |
| 2 | Maricopa, Arizona | 91 |
| 3 | Canton, Ohio | 87 |
| 4 | Mecca, California | 81 |
| 5 | Townsend, Tennessee | 80 |
| 6 | Casa Grande, Arizona | 77 |
| 7 | Pahrump, Nevada | 73 |
| 8 | Detroit, Michigan | 70 |
| 9 | New Braunfels, Texas | 70 |
| 10 | San Antonio, Texas | 70 |
(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 | Thomas Jefferson School C303 | 56 |
| 2 | Jefferson County Airport | 25 |
| 3 | Port Arthur West C28/C128/C228 | 25 |
(local time)
SEE WORLD AQI RANKING
US AQI
56
live AQI index
Moderate
Overview
What is the current air quality in Port Arthur?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 56 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12µg/m³ | |
| O3 | 62µg/m³ | |
!
PM2.5
x2.4
PM2.5 concentration in Port Arthur is currently 2.4 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, May 17 | Moderate 59 AQI US |  | 87.8° 68° |  6.7 mp/h |
| Saturday, May 18 | Moderate 53 AQI US |  | 89.6° 73.4° | 8.9 mp/h |
| Sunday, May 19 | Moderate 62 AQI US | | 86° 73.4° | 8.9 mp/h |
| Today | Moderate 56 AQI US | | 86° 73.4° | 8.9 mp/h |
| Tuesday, May 21 | Moderate 59 AQI US |  40% | 84.2° 73.4° | 13.4 mp/h |
| Wednesday, May 22 | Moderate 57 AQI US |  | 84.2° 75.2° | 13.4 mp/h |
| Thursday, May 23 | Moderate 57 AQI US | | 86° 75.2° | 13.4 mp/h |
| Friday, May 24 | Moderate 61 AQI US | | 86° 75.2° | 13.4 mp/h |
| Saturday, May 25 | Moderate 66 AQI US | 30% | 87.8° 77° | 13.4 mp/h |
| Sunday, May 26 | Moderate 76 AQI US | | 87.8° 77° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Port Arthur air quality data attribution
1Contributor
Government Contributor
2 Data sources
Where is the cleanest air quality in Port Arthur?
AQI US, Metric