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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 | N/A |
 | Tree pollen | N/A |
 | Grass pollen | N/A |
 | Weed pollen | N/A |
Weather
What is the current weather in Portland?
| Weather | Broken clouds |
| Temperature | 71.6°F |
| Humidity | 91% |
| Wind | 12.8 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Palm Desert, California | 153 |
| 2 | Casa Grande, Arizona | 61 |
| 3 | Pahrump, Nevada | 61 |
| 4 | Aiken, South Carolina | 58 |
| 5 | Portola, California | 57 |
| 6 | Indio, California | 55 |
| 7 | Nevada County, California | 53 |
| 8 | Durham, North Carolina | 52 |
| 9 | Rapid City, South Dakota | 49 |
| 10 | Thibodaux, Louisiana | 48 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
40*
live AQI index
Good
Overview
What is the current air quality in Portland?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 40* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9.6*µg/m³ | |
!
PM2.5
x1.9
PM2.5 concentration in Portland is currently 1.9 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 40 AQI US | | 78.8° 69.8° |  15.7 mp/h |
| Thursday, Apr 25 | Good 28 AQI US | | 80.6° 71.6° | 20.1 mp/h |
| Friday, Apr 26 | Good 32 AQI US | | 78.8° 73.4° | 22.4 mp/h |
| Saturday, Apr 27 | Good 37 AQI US | | 80.6° 73.4° | 22.4 mp/h |
| Sunday, Apr 28 | Moderate 55 AQI US  |  40% | 78.8° 73.4° | 20.1 mp/h |
| Monday, Apr 29 | Moderate 58 AQI US | | 80.6° 73.4° | 15.7 mp/h |
| Tuesday, Apr 30 | Moderate 57 AQI US | | 80.6° 73.4° | 17.9 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