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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
Weather
What is the current weather in Portsmouth?
| Weather | Broken clouds |
| Temperature | 82.4°F |
| Humidity | 71% |
| Wind | 4 mp/h |
| Pressure | 29.9 Hg |
3D animated air pollution map
US AQI
61*
live AQI index
Moderate
Overview
What is the current air quality in Portsmouth?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 61* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 17*µg/m³ | |
!
PM2.5
x3.4
PM2.5 concentration in Portsmouth is currently 3.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Portsmouth?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Portsmouth air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 61 AQI US |  100% | 82.4° 78.8° |  6.7 mp/h |
| Saturday, Apr 20 | Moderate 59 AQI US | 100% | 82.4° 78.8° | 8.9 mp/h |
| Sunday, Apr 21 | Good 46 AQI US  | 40% | 80.6° 77° | 11.2 mp/h |
| Monday, Apr 22 | Moderate 69 AQI US | 30% | 82.4° 78.8° | 11.2 mp/h |
| Tuesday, Apr 23 | Moderate 67 AQI US | 30% | 82.4° 78.8° | 11.2 mp/h |
| Wednesday, Apr 24 | Moderate 54 AQI US | 90% | 80.6° 78.8° | 13.4 mp/h |
| Thursday, Apr 25 | Good 10 AQI US | 40% | 80.6° 77° | 11.2 mp/h |
| Friday, Apr 26 | Good 8 AQI US | 40% | 80.6° 78.8° | 11.2 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Portsmouth?
No locations are available.
AQI US, Metric