Be the first to measure and contribute air quality data to your community
Air quality in Ancaster
Air quality index (AQI) and PM2.5 air pollution in Ancaster
13.3K people follow this city
Ancaster Air Quality Map
Real-time Ancaster air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Ancaster today?
 | Index | High | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | High |
Weather
What is the current weather in Ancaster?
| Weather | Few clouds |
| Temperature | 59°F |
| Humidity | 90% |
| Wind | 2.3 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Yellowknife, Northwest Territories | 103 |
| 2 | Hull (Ile), Quebec | 67 |
| 3 | Gatineau, Quebec | 59 |
| 4 | Hamilton, Ontario | 56 |
| 5 | Sault Ste Marie, Ontario | 55 |
| 6 | Courtenay, British Columbia | 54 |
| 7 | Halifax, Nova Scotia | 53 |
| 8 | Oakville, Ontario | 53 |
| 9 | Mississauga, Ontario | 52 |
| 10 | Sudbury, Ontario | 52 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Ancaster webcam
9:43, Oct 2
Is there air pollution in Ancaster?
US AQI
58*
live AQI index
Moderate
Overview
What is the current air quality in Ancaster?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 58* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 15.3*µg/m³ | |
!
PM2.5
x3.1
PM2.5 concentration in Ancaster is currently 3.1 times the WHO annual air quality guideline value
Health Recommendations
How to protect from air pollution in Ancaster?
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should reduce outdoor exercise |
News
The latest air quality news and resources.
Forecast
Ancaster air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 58 AQI US |  | 82.4° 59° |  6.7 mp/h |
| Tuesday, Oct 3 | Moderate 64 AQI US | | 87.8° 60.8° | 6.7 mp/h |
| Wednesday, Oct 4 | Moderate 61 AQI US | | 84.2° 62.6° | 11.2 mp/h |
| Thursday, Oct 5 | Moderate 57 AQI US |  | 78.8° 64.4° | 13.4 mp/h |
| Friday, Oct 6 | Good 44 AQI US  |  100% | 62.6° 57.2° | 13.4 mp/h |
| Saturday, Oct 7 | Good 9 AQI US | 100% | 57.2° 46.4° | 15.7 mp/h |
| Sunday, Oct 8 | Good 5 AQI US | 70% | 50° 44.6° | 15.7 mp/h |
Interested in hourly forecast? Get the app
Historical
Historic air quality graph for Ancaster
How to best protect from air pollution?
Where is the cleanest air quality in Ancaster?
AQI US, Metric