Saint John Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Saint John
Last Updated: 2026-09-25 18:31 (Local Time)
16 °C
Overcast
Presently, Saint John ranks for having the good air quality among cities worldwide.
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Saint John
AQI (US) Trends - Annual Air Quality Changes
Saint John, New Brunswick, Canada
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Saint John
Health Advice For People Living In
Saint John
0Cigarettes per day
Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.
Source:
Berkeley Earth
Solutions for Current AQI (US)
Prevent Health Problems: Understand Your Risks
Saint John
Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)
Most Polluted Cities 2026
Canada
Analyze the real-time most air polluted cities in the country.
Standard Value
1.
Trail, British Columbia
Moderate
2xabove Standard
2.
Castlegar, British Columbia
Moderate
2xabove Standard
3.
Quesnel, British Columbia
Moderate
1xabove Standard
4.
Calgary, Alberta
Moderate
1xabove Standard
5.
Creston, British Columbia
Moderate
1xabove Standard
6.
Fort St John, British Columbia
Moderate
1xequal Standard
7.
Airdrie, Alberta
Moderate
1xequal Standard
8.
Campbell River, British Columbia
Moderate
1xequal Standard
9.
Grande Prairie, Alberta
Moderate
1xbelow Standard
10.
Courtenay, British Columbia
Moderate
1xbelow Standard
Last Updated: 25 Sept 2026, 09:41 PM
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at Saint John
Frequently Asked Questions About Air Quality
1. What is the current AQI (US) level in Saint John?
1. What is the current AQI (US) level in Saint John?
The current real-time AQI (US) level in Saint John is 52 (Moderate). This was last updated 2026-09-25 18:31 (Local Time).
2. When was the best AQI (US) level in Saint John in the last 24 hours?
2. When was the best AQI (US) level in Saint John in the last 24 hours?
The best AQI (US) level was 19 (Good) at 3:01 AM (Local Time) during the last 24 hours.
3. When was the worst AQI (US) level in Saint John in the last 24 hours?
3. When was the worst AQI (US) level in Saint John in the last 24 hours?
The worst AQI (US) level was 60 (Moderate) at 6:01 PM (Local Time) during the last 24 hours.
4. What is the current trend of AQI (US) levels in Saint John during last 24 hours?
4. What is the current trend of AQI (US) levels in Saint John during last 24 hours?
The AQI (US) levels in Saint John have been fluctuating throughout the last 24 hours. The levels have increased by highest 60 at 6:01 PM (Local Time), lowest 19 at 3:01 AM (Local Time).
5. What actions are recommended as per the current AQI (US) level in Saint John?
5. What actions are recommended as per the current AQI (US) level in Saint John?
Current AQI (US) levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.
Recent AQI Blogs
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