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Air quality in South Portland
Air quality index (AQI) and PM2.5 air pollution in South Portland
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South Portland Air Quality Map
Real-time South Portland air pollution map
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* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in South Portland today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in South Portland?
| Weather | Clear sky |
| Temperature | 48.2°F |
| Humidity | 71% |
| Wind | 3 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Apple Valley, California | 88 |
| 2 | Hesperia, California | 84 |
| 3 | San Antonio, Texas | 83 |
| 4 | New York City, New York | 77 |
| 5 | Victorville, California | 75 |
| 6 | Boerne, Texas | 73 |
| 7 | Princeton, New Jersey | 70 |
| 8 | Barstow, California | 61 |
| 9 | Georgetown, Texas | 61 |
| 10 | Yosemite Np Turtleback Dome, California | 61 |
(local time)
SEE WORLD AQI RANKING
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US AQI
4*
live AQI index
Good
Overview
What is the current air quality in South Portland?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 4* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 1*µg/m³ | |
✓
PM2.5 concentration in South Portland air currently meets the WHO annual air quality guideline value
Forecast
South Portland air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 4 AQI US |  100% | 48.2° 41° |  6.7 mp/h |
| Wednesday, May 1 | Good 17 AQI US | 100% | 48.2° 41° | 4.5 mp/h |
| Thursday, May 2 | Good 28 AQI US | 70% | 51.8° 44.6° | 8.9 mp/h |
| Friday, May 3 | Good 31 AQI US | 20% | 51.8° 44.6° | 6.7 mp/h |
| Saturday, May 4 | Good 24 AQI US |  | 50° 44.6° | 6.7 mp/h |
| Sunday, May 5 | Good 24 AQI US | 50% | 50° 44.6° | 11.2 mp/h |
| Monday, May 6 | Good 16 AQI US | 80% | 60.8° 46.4° | 6.7 mp/h |
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Where is the cleanest air quality in South Portland?
No locations are available.
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AQI US, Metric