Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in South Portland
Air quality index (AQI) and PM2.5 air pollution in South Portland
157 people follow this city
South Portland Air Quality Map
Real-time South Portland air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in South Portland today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in South Portland?
| Weather | Broken clouds |
| Temperature | 53.6°F |
| Humidity | 62% |
| Wind | 6.9 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Claremont, California | 84 |
| 2 | Downey, California | 84 |
| 3 | La Habra, California | 82 |
| 4 | San Bernardino, California | 81 |
| 5 | Pomona, California | 77 |
| 6 | San Gabriel, California | 77 |
| 7 | Riverside, California | 76 |
| 8 | La Verne, California | 75 |
| 9 | Monterey Park, California | 75 |
| 10 | La Mirada, California | 74 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
12*
live AQI index
Good
Overview
What is the current air quality in South Portland?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 12* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2.2*µg/m³ | |
✓
PM2.5 concentration in South Portland air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in South Portland?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
South Portland air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 12 AQI US | | 53.6° 41° |  8.9 mp/h |
| Sunday, May 12 | Good 12 AQI US | | 53.6° 41° | 6.7 mp/h |
| Monday, May 13 | Good 18 AQI US |  70% | 55.4° 44.6° | 8.9 mp/h |
| Tuesday, May 14 | Good 26 AQI US | 100% | 57.2° 48.2° | 11.2 mp/h |
| Wednesday, May 15 | Good 17 AQI US | 100% | 55.4° 51.8° | 8.9 mp/h |
| Thursday, May 16 | Good 31 AQI US | 100% | 64.4° 51.8° | 15.7 mp/h |
| Friday, May 17 | Good 9 AQI US |  | 66.2° 50° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in South Portland?
No locations are available.
AQI US, Metric