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Air quality in Hillsborough
Air quality index (AQI) and PM2.5 air pollution in Hillsborough
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Hillsborough Air Quality Map
Real-time Hillsborough air pollution map
Pollen
What is the pollen count in Hillsborough today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Hillsborough?
| Weather | Broken clouds |
| Temperature | 46.4°F |
| Humidity | 94% |
| Wind | 2.2 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 93 |
| 2 | Corpus Christi, Texas | 91 |
| 3 | Pahrump, Nevada | 86 |
| 4 | Glendora, California | 76 |
| 5 | Palm Desert, California | 76 |
| 6 | Yucaipa, California | 74 |
| 7 | Fontana, California | 69 |
| 8 | Claremont, California | 68 |
| 9 | Rancho Cucamonga, California | 68 |
| 10 | Redlands, California | 68 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Hillsborough aqi ranking
Real-time Hillsborough air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Hillsboro, NH, USA | 54 |
(local time)
SEE WORLD AQI RANKING
US AQI
52
live AQI index
Moderate
Overview
What is the current air quality in Hillsborough?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 52 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9.9µg/m³ | |
| PM10 | 10.2µg/m³ | |
!
PM2.5
x2
PM2.5 concentration in Hillsborough is currently 2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Hillsborough?
 | 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
Hillsborough air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, May 30 | Good 25 AQI US  |  | 71.6° 44.6° |  11.2 mp/h |
| Friday, May 31 | Good 29 AQI US |  | 77° 50° | 8.9 mp/h |
| Saturday, Jun 1 | Moderate 54 AQI US | | 82.4° 46.4° | 4.5 mp/h |
| Today | Moderate 52 AQI US | | 82.4° 46.4° | 4.5 mp/h |
| Monday, Jun 3 | Moderate 54 AQI US | | 80.6° 57.2° | 4.5 mp/h |
| Tuesday, Jun 4 | Moderate 51 AQI US | | 75.2° 50° | 6.7 mp/h |
| Wednesday, Jun 5 | Good 43 AQI US | | 69.8° 51.8° | 6.7 mp/h |
| Thursday, Jun 6 | Moderate 70 AQI US |  100% | 62.6° 57.2° | 4.5 mp/h |
| Friday, Jun 7 | Moderate 67 AQI US | 100% | 59° 57.2° | 6.7 mp/h |
| Saturday, Jun 8 | Good 23 AQI US | 60% | 75.2° 55.4° | 8.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Hillsborough air quality data attribution
1Contributor
AirGradient1 station
Corporate Contributor
1 Data source
Where is the cleanest air quality in Hillsborough?
AQI US, Metric