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Air quality in Hornsby
Air quality index (AQI) and PM2.5 air pollution in Hornsby
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Hornsby Air Quality Map
Real-time Hornsby air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Hornsby today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Hornsby?
| Weather | Rain |
| Temperature | 51.8°F |
| Humidity | 79% |
| Wind | 12.1 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time Australia city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Singleton, New South Wales | 75 |
| 2 | Branxton, New South Wales | 74 |
| 3 | Bathurst, New South Wales | 65 |
| 4 | Armidale, New South Wales | 64 |
| 5 | Spencer Gulf, South Australia | 63 |
| 6 | Millthorpe, New South Wales | 47 |
| 7 | Orange, New South Wales | 42 |
| 8 | Merriwa, New South Wales | 38 |
| 9 | Townsville, Queensland | 26 |
| 10 | Canberra, ACT | 22 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
30*
live AQI index
Good
Overview
What is the current air quality in Hornsby?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 30* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.5*µg/m³ | |
!
PM2.5
x1.1
PM2.5 concentration in Hornsby is currently 1.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Hornsby?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Hornsby air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 30 AQI US |  | 69.8° 53.6° |  4.5 mp/h |
| Sunday, May 19 | Good 6 AQI US |  70% | 55.4° 50° | 15.7 mp/h |
| Monday, May 20 | Good 13 AQI US | 40% | 59° 44.6° | 11.2 mp/h |
| Tuesday, May 21 | Good 7 AQI US | | 60.8° 42.8° | 11.2 mp/h |
| Wednesday, May 22 | Good 9 AQI US | 40% | 60.8° 48.2° | 8.9 mp/h |
| Thursday, May 23 | Good 35 AQI US |  | 62.6° 44.6° | 4.5 mp/h |
| Friday, May 24 | Good 49 AQI US | | 62.6° 46.4° | 6.7 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 Hornsby?
No locations are available.
AQI US, Metric