Halifax Johnston Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Halifax
Last Updated: 2026-09-28 11:01 (Local Time)
16 °C
Partly Cloudy
Currently, Halifax ranks 720th among the cities with the highest AQI levels in the world.
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Halifax Johnston, Halifax, Nova Scotia, Canada
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Halifax Johnston
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Halifax Johnston
0Cigarettes per day
Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.
Source:
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Halifax Johnston
Asthma
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Sinus
Cold/Flu
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Most Polluted Cities 2026
Canada
Analyze the real-time most air polluted cities in the country.
Standard Value
1.
Trail, British Columbia
Moderate
1xabove Standard
2.
Sooke, British Columbia
Moderate
1xabove Standard
3.
Bathurst, New Brunswick
Moderate
1xequal Standard
4.
New Westminster, British Columbia
Moderate
1xequal Standard
5.
Mont Royal, Quebec
Moderate
1xbelow Standard
6.
Lancienne Lorette, Quebec
Moderate
1xbelow Standard
7.
Saint John, New Brunswick
Moderate
1xbelow Standard
8.
Cornwall, Ontario
Moderate
1xbelow Standard
9.
Longueuil, Quebec
Moderate
1xbelow Standard
10.
Laval, Quebec
Moderate
1xbelow Standard
Last Updated: 28 Sept 2026, 02:03 PM
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Frequently Asked Questions About Air Quality
1. What is the current AQI (US) level in Halifax Johnston?
1. What is the current AQI (US) level in Halifax Johnston?
The current real-time AQI (US) level in Halifax Johnston is 54 (Moderate). This was last updated 2026-09-28 11:01 (Local Time).
2. When was the best AQI (US) level in Halifax Johnston in the last 24 hours?
2. When was the best AQI (US) level in Halifax Johnston in the last 24 hours?
The best AQI (US) level was 14 (Good) at 4:01 PM, Sep 27, 2026 (Local Time) during the last 24 hours.
3. When was the worst AQI (US) level in Halifax Johnston in the last 24 hours?
3. When was the worst AQI (US) level in Halifax Johnston in the last 24 hours?
The worst AQI (US) level was 56 (Moderate) at 12:01 PM, Sep 27, 2026 (Local Time) during the last 24 hours.
4. What is the current trend of AQI (US) levels in Halifax Johnston during last 24 hours?
4. What is the current trend of AQI (US) levels in Halifax Johnston during last 24 hours?
The AQI (US) levels in Halifax Johnston have been fluctuating throughout the last 24 hours. The levels have increased by highest 56 at 12:01 PM, Sep 27, 2026 (Local Time), lowest 14 at 4:01 PM, Sep 27, 2026 (Local Time).
5. What actions are recommended as per the current AQI (US) level in Halifax Johnston?
5. What actions are recommended as per the current AQI (US) level in Halifax Johnston?
Current AQI (US) levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.
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