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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 | Clear sky |
| Temperature | 37.4°F |
| Humidity | 58% |
| Wind | 6.4 mp/h |
| Pressure | 30.3 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Sunriver, Oregon | 168 |
| 2 | Deschutes River Woods, Oregon | 137 |
| 3 | Palm Desert, California | 110 |
| 4 | Bend, Oregon | 100 |
| 5 | Maricopa, Arizona | 89 |
| 6 | Hamilton, Montana | 79 |
| 7 | Casa Grande, Arizona | 76 |
| 8 | Baton Rouge, Louisiana | 75 |
| 9 | Tallahassee, Florida | 70 |
| 10 | Marana, Arizona | 68 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
18*
live AQI index
Good
Overview
What is the current air quality in Portland?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 18* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 4.3*µg/m³ | |
✓
PM2.5 concentration in Portland air currently meets 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 18 AQI US | | 51.8° 30.2° |  8.9 mp/h |
| Thursday, Apr 25 | Good 21 AQI US | | 55.4° 32° | 11.2 mp/h |
| Friday, Apr 26 | Good 29 AQI US |  100% | 51.8° 41° | 20.1 mp/h |
| Saturday, Apr 27 | Moderate 55 AQI US  | 90% | 69.8° 55.4° | 17.9 mp/h |
| Sunday, Apr 28 | Good 41 AQI US | 100% | 66.2° 57.2° | 13.4 mp/h |
| Monday, Apr 29 | Moderate 61 AQI US | 100% | 59° 44.6° | 15.7 mp/h |
| Tuesday, Apr 30 | Good 18 AQI US | | 66.2° 42.8° | 11.2 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