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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 | Broken clouds |
| Temperature | 53.6°F |
| Humidity | 81% |
| Wind | 4.6 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Marina del Rey, California | 90 |
| 2 | Boerne, Texas | 77 |
| 3 | Corpus Christi, Texas | 77 |
| 4 | San Antonio, Texas | 77 |
| 5 | New Braunfels, Texas | 70 |
| 6 | Three Rivers, California | 69 |
| 7 | Yucaipa, California | 67 |
| 8 | Rancho Cucamonga, California | 66 |
| 9 | Hollywood, California | 65 |
| 10 | South Gate, California | 65 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
47*
live AQI index
Good
Overview
What is the current air quality in Portsmouth?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 47* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.6*µg/m³ | |
!
PM2.5
x1.7
PM2.5 concentration in Portsmouth is currently 1.7 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 47 AQI US |  | 69.8° 50° |  6.7 mp/h |
| Friday, May 31 | Good 32 AQI US | | 75.2° 51.8° | 6.7 mp/h |
| Saturday, Jun 1 | Moderate 55 AQI US  | | 64.4° 51.8° | 8.9 mp/h |
| Sunday, Jun 2 | Moderate 62 AQI US | | 71.6° 53.6° | 11.2 mp/h |
| Monday, Jun 3 | Good 24 AQI US | | 64.4° 51.8° | 8.9 mp/h |
| Tuesday, Jun 4 | Good 27 AQI US | | 66.2° 50° | 8.9 mp/h |
| Wednesday, Jun 5 | Good 35 AQI US | | 64.4° 51.8° | 11.2 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