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Air quality in Castle Hill
Air quality index (AQI) and PM2.5 air pollution in Castle Hill
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Castle Hill Air Quality Map
Real-time Castle Hill air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Castle Hill today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Castle Hill?
| Weather | Broken clouds |
| Temperature | 46.4°F |
| Humidity | 86% |
| Wind | 2.3 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time Australia city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Spencer Gulf, South Australia | 74 |
| 2 | Wagga Wagga, New South Wales | 71 |
| 3 | Canberra, ACT | 53 |
| 4 | Perth, Western Australia | 52 |
| 5 | Adelaide, South Australia | 45 |
| 6 | Melbourne, Victoria | 45 |
| 7 | Bathurst, New South Wales | 44 |
| 8 | Armidale, New South Wales | 42 |
| 9 | Sydney, New South Wales | 42 |
| 10 | Branxton, New South Wales | 41 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
61*
live AQI index
Moderate
Overview
What is the current air quality in Castle Hill?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 61* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 14.5*µg/m³ | |
!
PM2.5
x2.9
PM2.5 concentration in Castle Hill is currently 2.9 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Castle Hill?
 | 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
Castle Hill air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 61 AQI US |  | 66.2° 46.4° |  4.5 mp/h |
| Saturday, May 25 | Moderate 63 AQI US | | 64.4° 46.4° | 6.7 mp/h |
| Sunday, May 26 | Moderate 65 AQI US | | 62.6° 51.8° | 2.2 mp/h |
| Monday, May 27 | Moderate 70 AQI US | | 68° 50° | 4.5 mp/h |
| Tuesday, May 28 | Moderate 61 AQI US | | 66.2° 50° | 4.5 mp/h |
| Wednesday, May 29 | Moderate 70 AQI US | | 68° 46.4° | 2.2 mp/h |
| Thursday, May 30 | Moderate 78 AQI US | | 69.8° 46.4° | 4.5 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 Castle Hill?
No locations are available.
AQI US, Metric