AQHI now · Uptown Saint John
All cities →2.2
Low health risk
Observed Thu 10:00 PM · Saint John
- Thursday night
- 2 Low risk
- Today
- 2 Low risk
- Tonight
- 2 Low risk
Environment and Climate Change Canada · forecast issued Thu 5:00 PM
Health advice now
- People at risk
- Enjoy your usual outdoor activities.
- Everyone else
- Ideal air quality for outdoor activities.
Pollutants now
PM2.57.5 µg/m³WHO guideline 15
PM1012 µg/m³WHO guideline 45
NO₂1 µg/m³WHO guideline 25
O₃77 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Pollen today · Uptown Saint John
TreesNonenone in the air
GrassLow<1 grains/m³
WeedsLow<1 grains/m³ · Ragweed
Fri: weeds low · Sat: weeds low · Sun: 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 |
|---|---|---|
| 2 AM | 7.5 | 12 |
| 3 AM | 7.5 | 12 |
| 4 AM | 7.5 | 12.1 |
| 5 AM | 7.6 | 12.2 |
| 6 AM | 7.7 | 12.3 |
| 7 AM | 7.8 | 12.4 |
| 8 AM | 7.9 | 12.4 |
| 9 AM | 7.9 | 12.3 |
| 10 AM | 7.8 | 12.1 |
| 11 AM | 7.9 | 12.3 |
| 12 PM | 7.3 | 11.5 |
| 1 PM | 7.1 | 11.1 |