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Air quality in Portsmouth
Air quality index (AQI) and PM2.5 air pollution in Portsmouth
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Portsmouth Air Quality Map
Real-time Portsmouth air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Portsmouth today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Portsmouth?
| Weather | Clear sky |
| Temperature | 44.6°F |
| Humidity | 88% |
| Wind | 4.6 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Mecca, California | 84 |
| 2 | Corpus Christi, Texas | 75 |
| 3 | Palm Desert, California | 71 |
| 4 | Middletown, Ohio | 65 |
| 5 | Coachella, California | 61 |
| 6 | Bakersfield, California | 58 |
| 7 | Hammond, Indiana | 57 |
| 8 | Banning, California | 55 |
| 9 | Dover, Delaware | 55 |
| 10 | Indio, California | 55 |
(local time)
SEE WORLD AQI RANKING
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US AQI
25*
live AQI index
Good
Overview
What is the current air quality in Portsmouth?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 25* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 6*µg/m³ | |
!
PM2.5
x1.2
PM2.5 concentration in Portsmouth is currently 1.2 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 |
|---|---|---|---|---|
| Today | Good 25 AQI US |  | 60.8° 44.6° |  11.2 mp/h |
| Friday, May 3 | Good 38 AQI US | | 59° 44.6° | 13.4 mp/h |
| Saturday, May 4 | Good 7 AQI US | | 59° 42.8° | 11.2 mp/h |
| Sunday, May 5 | Good 7 AQI US |  100% | 48.2° 46.4° | 6.7 mp/h |
| Monday, May 6 | Good 25 AQI US | 80% | 66.2° 50° | 6.7 mp/h |
| Tuesday, May 7 | Moderate 66 AQI US  |  | 60.8° 50° | 11.2 mp/h |
| Wednesday, May 8 | Moderate 57 AQI US | 30% | 66.2° 51.8° | 8.9 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Portsmouth?
No locations are available.
AQI US, Metric