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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
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Pollen
What is the pollen count in Portsmouth today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Weather
What is the current weather in Portsmouth?
| Weather | Clear sky |
| Temperature | 32°F |
| Humidity | 85% |
| Wind | 2 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Coachella, California | 172 |
| 2 | Palm Desert, California | 160 |
| 3 | Cottage Grove, Oregon | 84 |
| 4 | Auberry, California | 74 |
| 5 | Pahrump, Nevada | 74 |
| 6 | Campo, California | 69 |
| 7 | Indio, California | 69 |
| 8 | Yucaipa, California | 66 |
| 9 | San Fernando, California | 65 |
| 10 | Coarsegold, California | 64 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Portsmouth aqi ranking
Real-time Portsmouth air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Portsmouth Station | 26 |
| 2 | Lang Rd | 25 |
(local time)
SEE WORLD AQI RANKING
US AQI
32
live AQI index
Good
Overview
What is the current air quality in Portsmouth?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 32 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.8µg/m³ | |
| PM10 | 25µg/m³ | |
| O3 | 24µg/m³ | |
| SO2 | 4.7µg/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 |
|---|---|---|---|---|
| Saturday, Apr 20 | Good 29 AQI US |  | 51.8° 35.6° |  11.2 mp/h |
| Sunday, Apr 21 | Good 32 AQI US | | 50° 35.6° | 13.4 mp/h |
| Monday, Apr 22 | Good 29 AQI US | | 53.6° 32° | 15.7 mp/h |
| Today | Good 32 AQI US | | 53.6° 32° | 15.7 mp/h |
| Wednesday, Apr 24 | Good 9 AQI US |  70% | 51.8° 32° | 20.1 mp/h |
| Thursday, Apr 25 | Good 5 AQI US | | 51.8° 30.2° | 11.2 mp/h |
| Friday, Apr 26 | Good 6 AQI US | | 50° 32° | 11.2 mp/h |
| Saturday, Apr 27 | Good 7 AQI US | | 55.4° 37.4° | 8.9 mp/h |
| Sunday, Apr 28 | Good 26 AQI US | 80% | 57.2° 42.8° | 8.9 mp/h |
| Monday, Apr 29 | Moderate 66 AQI US  | | 51.8° 46.4° | 6.7 mp/h |
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News
The latest air quality news and resources.
Portsmouth air quality data attribution
Data validated and calibrated by IQAirWhere is the cleanest air quality in Portsmouth?
AQI US, Metric