Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Purifiers
For Business
News
Support
Air quality in Hillsborough
Air quality index (AQI) and PM2.5 air pollution in Hillsborough
625 people follow this city
Hillsborough Air Quality Map
Real-time Hillsborough air pollution map
AIR QUALITY DATA CONTRIBUTORS
Anonymous contributor
See all
Pollen
What is the pollen count in Hillsborough today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Hillsborough?
| Weather | Scattered clouds |
| Temperature | 59°F |
| Humidity | 90% |
| Wind | 6.8 mp/h |
| Pressure | 30.3 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | San Antonio, Texas | 65 |
| 2 | Braddock, Pennsylvania | 64 |
| 3 | Marana, Arizona | 63 |
| 4 | Champaign, Illinois | 58 |
| 5 | Urbana, Illinois | 58 |
| 6 | Beaver, Pennsylvania | 57 |
| 7 | Charleston, West Virginia | 57 |
| 8 | Corpus Christi, Texas | 57 |
| 9 | Terre Haute, Indiana | 57 |
| 10 | Marietta, Ohio | 55 |
(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 | Fiori Hill Drive South | 22 |
(local time)
SEE WORLD AQI RANKING
US AQI
22
live AQI index
Good
Overview
What is the current air quality in Hillsborough?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 22 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.3µg/m³ | |
!
PM2.5
x1.1
PM2.5 concentration in Hillsborough is currently 1.1 times the WHO annual air quality guideline value
Forecast
Hillsborough air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, Apr 25 | Good 26 AQI US | | 68° 44.6° |  8.9 mp/h |
| Friday, Apr 26 | Good 23 AQI US | | 73.4° 51.8° | 6.7 mp/h |
| Saturday, Apr 27 | Good 34 AQI US |  | 78.8° 57.2° | 8.9 mp/h |
| Today | Good 22 AQI US | | 78.8° 57.2° | 8.9 mp/h |
| Monday, Apr 29 | Moderate 52 AQI US  |  | 78.8° 55.4° | 8.9 mp/h |
| Tuesday, Apr 30 | Good 50 AQI US |  100% | 80.6° 55.4° | 11.2 mp/h |
| Wednesday, May 1 | Moderate 53 AQI US | 100% | 75.2° 57.2° | 6.7 mp/h |
| Thursday, May 2 | Moderate 53 AQI US | | 78.8° 55.4° | 6.7 mp/h |
| Friday, May 3 | Moderate 70 AQI US | | 77° 53.6° | 4.5 mp/h |
| Saturday, May 4 | Moderate 78 AQI US | 40% | 82.4° 59° | 11.2 mp/h |
Interested in hourly forecast? Get the app
Hillsborough air quality data attribution
1Contributor
- 1 Anonymous contributor
1 station
Anonymous Contributor
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Hillsborough?
Connect With IQAir
Sign up for our newsletter
AQI US, Metric