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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 CONTRIBUTORS
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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 | 32°F |
| Humidity | 78% |
| Wind | 1 mp/h |
| Pressure | 30.6 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Boerne, Texas | 137 |
| 2 | San Antonio, Texas | 94 |
| 3 | Georgetown, Texas | 93 |
| 4 | Leander, Texas | 90 |
| 5 | Austin, Texas | 88 |
| 6 | Round Rock, Texas | 85 |
| 7 | Chandler, Arizona | 76 |
| 8 | New Braunfels, Texas | 76 |
| 9 | Yosemite Np Turtleback Dome, California | 76 |
| 10 | Dallas, Texas | 74 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Portland aqi ranking
Real-time Portland air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Portland Tukey's Bridge | 50 |
| 2 | Cassidy Point Dr | 45 |
| 3 | Portland Deering Oaks | 38 |
| 4 | 24 Osprey Terrace | 29 |
(local time)
SEE WORLD AQI RANKING
US AQI
42
live AQI index
Good
Overview
What is the current air quality in Portland?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 42 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.2µg/m³ | |
| PM10 | 21µg/m³ | |
| O3 | 12µg/m³ | |
| NO2 | 37.6µg/m³ | |
!
PM2.5
x2
PM2.5 concentration in Portland is currently 2 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 |
|---|---|---|---|---|
| Wednesday, Apr 24 | Good 30 AQI US | | 48.2° 30.2° |  15.7 mp/h |
| Thursday, Apr 25 | Good 25 AQI US | | 51.8° 33.8° | 8.9 mp/h |
| Friday, Apr 26 | Good 27 AQI US | | 53.6° 32° | 8.9 mp/h |
| Today | Good 42 AQI US | | 53.6° 32° | 8.9 mp/h |
| Sunday, Apr 28 | Good 23 AQI US |  60% | 55.4° 44.6° | 8.9 mp/h |
| Monday, Apr 29 | Good 43 AQI US | 70% | 64.4° 50° | 6.7 mp/h |
| Tuesday, Apr 30 | Good 16 AQI US | 50% | 48.2° 42.8° | 8.9 mp/h |
| Wednesday, May 1 | Good 15 AQI US | 50% | 53.6° 42.8° | 8.9 mp/h |
| Thursday, May 2 | Good 42 AQI US |  | 55.4° 44.6° | 6.7 mp/h |
| Friday, May 3 | Moderate 62 AQI US  | 100% | 51.8° 48.2° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Portland air quality data attribution
3 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Portland?
AQI US, Metric