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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 | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Portsmouth?
| Weather | Clear sky |
| Temperature | 53.6°F |
| Humidity | 72% |
| Wind | 3.4 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 94 |
| 2 | Muskegon, Michigan | 81 |
| 3 | Glendora, California | 76 |
| 4 | Michigan City, Indiana | 76 |
| 5 | Pahrump, Nevada | 68 |
| 6 | Palm Desert, California | 66 |
| 7 | Akron, Ohio | 65 |
| 8 | McKeesport, Pennsylvania | 65 |
| 9 | Claremont, California | 64 |
| 10 | Monterey Park, California | 64 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
27*
live AQI index
Good
Overview
What is the current air quality in Portsmouth?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 27* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 4.8*µg/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 |
|---|---|---|---|---|
| Today | Good 27 AQI US |  | 75.2° 51.8° |  8.9 mp/h |
| Sunday, Jun 2 | Moderate 51 AQI US  |  | 69.8° 51.8° | 8.9 mp/h |
| Monday, Jun 3 | Moderate 61 AQI US | | 71.6° 53.6° | 6.7 mp/h |
| Tuesday, Jun 4 | Good 44 AQI US | | 66.2° 51.8° | 8.9 mp/h |
| Wednesday, Jun 5 | Good 21 AQI US |  | 66.2° 50° | 8.9 mp/h |
| Thursday, Jun 6 | Good 17 AQI US | | 64.4° 53.6° | 11.2 mp/h |
| Friday, Jun 7 | Good 40 AQI US |  100% | 62.6° 60.8° | 17.9 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