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 contributor(s)
Station(s) operated by
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3
Weather
What is the current weather in Portland?
| Weather | Clear sky |
| Temperature | 64.4°F |
| Humidity | 86% |
| Wind | 0 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Chantilly, Virginia | 160 |
| 2 | Charlotte Hall, Maryland | 157 |
| 3 | Annapolis, Maryland | 154 |
| 4 | Landover, Maryland | 153 |
| 5 | Oxon Hill, Maryland | 152 |
| 6 | Socorro, New Mexico | 152 |
| 7 | Capitol Heights, Maryland | 146 |
| 8 | Hillsmere Shores, Maryland | 143 |
| 9 | Sterling, Virginia | 142 |
| 10 | Bowie, Maryland | 141 |
(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 | Ridge Rd | 71 |
| 2 | Portland Deering Oaks | 67 |
(local time)
SEE WORLD AQI RANKING
US AQI
71
live AQI index
Moderate
Overview
What is the current air quality in Portland?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 71 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 21.9µg/m³ | |
!
PM2.5
x4.4
PM2.5 concentration in Portland is currently 4.4 times the WHO annual air quality guideline value
Health Recommendations
How to protect from air pollution in Portland?
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should reduce outdoor exercise |
Forecast
Portland air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, May 29 | Good 20 US AQI  |  | 64.4°46.4° |  11.2 mp/h |
| Tuesday, May 30 | Good 32 US AQI |  | 73.4°50° | 11.2 mp/h |
| Wednesday, May 31 | Moderate 67 US AQI |  | 80.6°57.2° | 8.9 mp/h |
| Thursday, Jun 1 | Moderate 66 US AQI | 100% | 78.8°53.6° | 11.2 mp/h |
| Today | Moderate 71 US AQI | 100% | 60.8°48.2° | 15.7 mp/h |
| Saturday, Jun 3 | Good 8 US AQI |  | 60.8°44.6° | 15.7 mp/h |
| Sunday, Jun 4 | Good 14 US AQI | 20% | 62.6°44.6° | 11.2 mp/h |
| Monday, Jun 5 | Good 25 US AQI | 90% | 66.2°50° | 8.9 mp/h |
| Tuesday, Jun 6 | Good 26 US AQI | 100% | 60.8°48.2° | 8.9 mp/h |
| Wednesday, Jun 7 | Moderate 55 US AQI | 100% | 62.6°48.2° | 8.9 mp/h |
Interested in hourly forecast? Get the app
Historical
Historic air quality graph for Portland
How to best protect from air pollution?
Portland air quality data attribution
3Contributors
Unidentified Contributor
1 station
Government
- 1 Anonymous contributor
1 station
Anonymous
3 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Portland?
