AQHI now · Aurora
All cities →2.8
Low health risk
Observed Tue 11:00 PM · Newmarket
- Tuesday night
- 3 Low risk
- Today
- 3 Low risk
- Tonight
- 3 Low risk
Environment and Climate Change Canada · forecast issued Tue 5:00 PM
Health advice now
- People at risk
- Enjoy your usual outdoor activities.
- Everyone else
- Ideal air quality for outdoor activities.
Pollutants now
PM2.59.7 µg/m³WHO guideline 15
PM1010.8 µg/m³WHO guideline 45
NO₂22 µg/m³WHO guideline 25
O₃51 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Pollen today · Aurora
TreesNonenone in the air
GrassLow<1 grains/m³
WeedsLow<1 grains/m³ · Ragweed
Thu: weeds low · Fri: weeds low · Sat: weeds low
Model estimate from WeatherAPI.com — pollen grains per m³ of air; levels on the National Allergy Bureau scale.
Model estimate from WeatherAPI.com — pollen grains per m³ of air; levels on the National Allergy Bureau scale.
Particles · next 12 hours
µg/m³| Time | PM2.5 | PM10 |
|---|---|---|
| 12 AM | 9.7 | 10.8 |
| 1 AM | 8.3 | 9.3 |
| 2 AM | 7.2 | 8.1 |
| 3 AM | 6.6 | 7.5 |
| 4 AM | 6.5 | 7.4 |
| 5 AM | 6.7 | 7.6 |
| 6 AM | 7.2 | 8.1 |
| 7 AM | 8.6 | 9.5 |
| 8 AM | 10.2 | 11.1 |
| 9 AM | 11.2 | 12 |
| 10 AM | 10.9 | 12.2 |
| 11 AM | 10.4 | 11.9 |