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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 | 57.2°F |
| Humidity | 80% |
| Wind | 0 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Campo, California | 92 |
| 2 | Mecca, California | 86 |
| 3 | Georgetown, Texas | 85 |
| 4 | Leander, Texas | 82 |
| 5 | Round Rock, Texas | 80 |
| 6 | Cedar Park, Texas | 73 |
| 7 | Palm Desert, California | 72 |
| 8 | Austin, Texas | 71 |
| 9 | Coraopolis, Pennsylvania | 68 |
| 10 | Saint Clair, Pennsylvania | 67 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
43*
live AQI index
Good
Overview
What is the current air quality in Portsmouth?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 43* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.9*µg/m³ | |
!
PM2.5
x1.6
PM2.5 concentration in Portsmouth is currently 1.6 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 43 AQI US |  | 69.8° 53.6° |  8.9 mp/h |
| Monday, Jun 3 | Moderate 62 AQI US  |  | 75.2° 55.4° | 8.9 mp/h |
| Tuesday, Jun 4 | Good 21 AQI US |  20% | 68° 55.4° | 8.9 mp/h |
| Wednesday, Jun 5 | Good 14 AQI US | 40% | 71.6° 57.2° | 13.4 mp/h |
| Thursday, Jun 6 | Good 22 AQI US | 100% | 66.2° 62.6° | 8.9 mp/h |
| Friday, Jun 7 | Moderate 60 AQI US | 40% | 77° 59° | 15.7 mp/h |
| Saturday, Jun 8 | Moderate 56 AQI US | 100% | 69.8° 57.2° | 13.4 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