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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 | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Portland?
| Weather | Broken clouds |
| Temperature | 86°F |
| Humidity | 81% |
| Wind | 19.4 mp/h |
| Pressure | 29.7 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Corpus Christi, Texas | 112 |
| 2 | Duluth, Minnesota | 95 |
| 3 | San Bernardino, California | 94 |
| 4 | Claremont, California | 90 |
| 5 | Fontana, California | 90 |
| 6 | Hot Springs, South Dakota | 87 |
| 7 | La Verne, California | 84 |
| 8 | San Gabriel, California | 83 |
| 9 | Riverside, California | 81 |
| 10 | North Hollywood, California | 80 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
63*
live AQI index
Moderate
Overview
What is the current air quality in Portland?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 63* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 15.4*µg/m³ | |
!
PM2.5
x3.1
PM2.5 concentration in Portland is currently 3.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Portland?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Portland air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 63 AQI US |  80% | 86° 77° |  17.9 mp/h |
| Monday, May 13 | Moderate 60 AQI US | 50% | 87.8° 73.4° | 20.1 mp/h |
| Tuesday, May 14 | Moderate 67 AQI US |  | 86° 73.4° | 22.4 mp/h |
| Wednesday, May 15 | Moderate 56 AQI US | | 84.2° 73.4° | 17.9 mp/h |
| Thursday, May 16 | Moderate 65 AQI US | | 86° 77° | 17.9 mp/h |
| Friday, May 17 | Moderate 78 AQI US | 50% | 86° 77° | 13.4 mp/h |
| Saturday, May 18 | Moderate 77 AQI US | 80% | 87.8° 73.4° | 22.4 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