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Air quality in Portsmouth
Air quality index (AQI) and PM2.5 air pollution in Portsmouth
29 people follow this city
Portsmouth Air Quality Map
Real-time Portsmouth air pollution map
AIR QUALITY DATA CONTRIBUTORS
Ohio Environmental Protection Agency (Ohio EPA)
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Pollen
What is the pollen count in Portsmouth today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Portsmouth?
| Weather | Mist |
| Temperature | 59°F |
| Humidity | 87% |
| Wind | 0 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Mecca, California | 68 |
| 2 | Arroyo Grande, California | 60 |
| 3 | Carlsbad, New Mexico | 60 |
| 4 | Coopersburg, Pennsylvania | 60 |
| 5 | Quakertown, Pennsylvania | 59 |
| 6 | Casa Grande, Arizona | 57 |
| 7 | Oklahoma City, Oklahoma | 57 |
| 8 | Tulsa, Oklahoma | 56 |
| 9 | Baton Rouge, Louisiana | 55 |
| 10 | Edmond, Oklahoma | 55 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Portsmouth aqi ranking
Real-time Portsmouth air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Portsmouth Water Treatment Plant | 21 |
(local time)
SEE WORLD AQI RANKING
US AQI
21
live AQI index
Good
Overview
What is the current air quality in Portsmouth?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 21 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.1µg/m³ | |
| PM10 | 13µg/m³ | |
✓
PM2.5 concentration in Portsmouth air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Portsmouth?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Portsmouth air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Sunday, Apr 28 | Good 40 AQI US |  | 80.6° 57.2° |  8.9 mp/h |
| Monday, Apr 29 | Good 30 AQI US |  | 71.6° 59° | 6.7 mp/h |
| Tuesday, Apr 30 | Good 20 AQI US | | 78.8° 51.8° | 6.7 mp/h |
| Today | Good 21 AQI US | | 78.8° 51.8° | 6.7 mp/h |
| Thursday, May 2 | Good 44 AQI US | | 84.2° 59° | 2.2 mp/h |
| Friday, May 3 | Moderate 55 AQI US  | 100% | 71.6° 62.6° | 6.7 mp/h |
| Saturday, May 4 | Moderate 58 AQI US | 100% | 73.4° 60.8° | 6.7 mp/h |
| Sunday, May 5 | Moderate 73 AQI US | 50% | 71.6° 55.4° | 6.7 mp/h |
| Monday, May 6 | Moderate 78 AQI US | 30% | 69.8° 51.8° | 4.5 mp/h |
| Tuesday, May 7 | Moderate 78 AQI US | 30% | 75.2° 57.2° | 4.5 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Portsmouth air quality data attribution
1Contributor
Government Contributor
2 Data sources
Where is the cleanest air quality in Portsmouth?
AQI US, Metric