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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 | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Portland?
| Weather | Clear sky |
| Temperature | 51.8°F |
| Humidity | 74% |
| Wind | 0 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Canton, Ohio | 85 |
| 2 | Glendora, California | 82 |
| 3 | Claremont, California | 79 |
| 4 | Pahrump, Nevada | 79 |
| 5 | La Verne, California | 76 |
| 6 | San Fernando, California | 74 |
| 7 | Marina del Rey, California | 71 |
| 8 | Akron, Ohio | 70 |
| 9 | Alhambra, California | 70 |
| 10 | Monterey Park, California | 70 |
(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 | 3.2*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 |  | 80.6° 51.8° |  6.7 mp/h |
| Sunday, Jun 2 | Moderate 52 AQI US  |  | 80.6° 55.4° | 6.7 mp/h |
| Monday, Jun 3 | Moderate 67 AQI US |  50% | 80.6° 55.4° | 8.9 mp/h |
| Tuesday, Jun 4 | Moderate 60 AQI US | | 71.6° 51.8° | 6.7 mp/h |
| Wednesday, Jun 5 | Good 29 AQI US | | 69.8° 48.2° | 8.9 mp/h |
| Thursday, Jun 6 | Good 24 AQI US | 90% | 68° 51.8° | 8.9 mp/h |
| Friday, Jun 7 | Good 49 AQI US | 100% | 69.8° 60.8° | 8.9 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Portland?
No locations are available.
AQI US, Metric