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Air quality in Portland
Air quality index (AQI) and PM2.5 air pollution in Portland
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Portland Air Quality Map
Real-time Portland air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Portland today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Portland?
| Weather | Broken clouds |
| Temperature | 51.8°F |
| Humidity | 71% |
| Wind | 10.4 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Corpus Christi, Texas | 70 |
| 2 | The Woodlands, Texas | 68 |
| 3 | Alpharetta, Georgia | 64 |
| 4 | Chattanooga, Tennessee | 64 |
| 5 | Gatlinburg, Tennessee | 64 |
| 6 | Waynesville, North Carolina | 64 |
| 7 | Phoenix, Arizona | 63 |
| 8 | Casa Grande, Arizona | 61 |
| 9 | Georgetown, Texas | 61 |
| 10 | Sevierville, Tennessee | 59 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
48*
live AQI index
Good
Overview
What is the current air quality in Portland?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 48* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.6*µg/m³ | |
!
PM2.5
x2.3
PM2.5 concentration in Portland is currently 2.3 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Portland?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Portland air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 48 AQI US |  80% | 71.6° 51.8° |  17.9 mp/h |
| Sunday, Apr 28 | Good 50 AQI US | 100% | 69.8° 55.4° | 15.7 mp/h |
| Monday, Apr 29 | Moderate 53 AQI US  | 100% | 71.6° 55.4° | 15.7 mp/h |
| Tuesday, Apr 30 | Good 28 AQI US |  | 66.2° 50° | 8.9 mp/h |
| Wednesday, May 1 | Good 44 AQI US | 40% | 71.6° 53.6° | 13.4 mp/h |
| Thursday, May 2 | Good 25 AQI US | 100% | 73.4° 57.2° | 6.7 mp/h |
| Friday, May 3 | Good 44 AQI US | 100% | 75.2° 57.2° | 15.7 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Portland?
No locations are available.
AQI US, Metric