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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 | High | |
 | Tree pollen | High | |
 | Grass pollen | High | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Portland?
| Weather | Clear sky |
| Temperature | 57.2°F |
| Humidity | 47% |
| Wind | 6.9 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Marina del Rey, California | 90 |
| 2 | Boerne, Texas | 77 |
| 3 | Corpus Christi, Texas | 77 |
| 4 | San Antonio, Texas | 77 |
| 5 | New Braunfels, Texas | 70 |
| 6 | Three Rivers, California | 69 |
| 7 | Yucaipa, California | 67 |
| 8 | Rancho Cucamonga, California | 66 |
| 9 | Hollywood, California | 65 |
| 10 | South Gate, California | 65 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
14*
live AQI index
Good
Overview
What is the current air quality in Portland?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 14* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2.6*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 14 AQI US |  | 69.8° 44.6° |  6.7 mp/h |
| Friday, May 31 | Good 40 AQI US |  100% | 66.2° 50° | 8.9 mp/h |
| Saturday, Jun 1 | Moderate 62 AQI US  | 90% | 66.2° 55.4° | 6.7 mp/h |
| Sunday, Jun 2 | Moderate 66 AQI US |  | 77° 55.4° | 8.9 mp/h |
| Monday, Jun 3 | Moderate 74 AQI US | 100% | 80.6° 62.6° | 8.9 mp/h |
| Tuesday, Jun 4 | Moderate 76 AQI US | 100% | 75.2° 60.8° | 13.4 mp/h |
| Wednesday, Jun 5 | Good 50 AQI US | | 66.2° 53.6° | 20.1 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