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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 | Scattered clouds |
| Temperature | 78.8°F |
| Humidity | 46% |
| Wind | 6.9 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Marana, Arizona | 61 |
| 2 | Kalamazoo, Michigan | 59 |
| 3 | Corpus Christi, Texas | 58 |
| 4 | Detroit, Michigan | 58 |
| 5 | Hammond, Indiana | 57 |
| 6 | The Woodlands, Texas | 55 |
| 7 | Burns Harbor, Indiana | 54 |
| 8 | Dundalk, Maryland | 54 |
| 9 | Harrisburg, Pennsylvania | 54 |
| 10 | Washington, D.C., District of Columbia | 54 |
(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 | 38 |
(local time)
SEE WORLD AQI RANKING
US AQI
37
live AQI index
Good
Overview
What is the current air quality in Portsmouth?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 37 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9µg/m³ | |
| PM10 | 18.7µg/m³ | |
!
PM2.5
x1.8
PM2.5 concentration in Portsmouth is currently 1.8 times 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 |
|---|---|---|---|---|
| Thursday, Apr 25 | Good 27 AQI US | | 73.4° 39.2° |  6.7 mp/h |
| Friday, Apr 26 | Moderate 51 AQI US  |  | 78.8° 57.2° | 13.4 mp/h |
| Saturday, Apr 27 | Moderate 53 AQI US | | 80.6° 57.2° | 8.9 mp/h |
| Today | Good 37 AQI US | | 80.6° 57.2° | 8.9 mp/h |
| Monday, Apr 29 | Good 38 AQI US | | 80.6° 59° | 8.9 mp/h |
| Tuesday, Apr 30 | Good 48 AQI US | 100% | 68° 57.2° | 2.2 mp/h |
| Wednesday, May 1 | Good 39 AQI US | 30% | 80.6° 53.6° | 2.2 mp/h |
| Thursday, May 2 | Moderate 54 AQI US |  | 84.2° 59° | 4.5 mp/h |
| Friday, May 3 | Moderate 67 AQI US | 70% | 69.8° 59° | 11.2 mp/h |
| Saturday, May 4 | Good 50 AQI US | 100% | 77° 57.2° | 13.4 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