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Louiseville (Quebec) (CA)

Air Quality Trend (last 7 days)

Good (0-50)
Moderate (51-100)
Unhealthy for Sensitive Groups (101-150)
Unhealthy (151-200)
Very Unhealthy (201-300)
Hazardous (300+)

Weather - 48h MET Norway

Pochmurno
6°C
Pochmurno
Humidity
59.9%
Wind
5 m/s
Pressure
1011.2 hPa
Direction
213°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
-2° / 11°
Precip.
0.1mm
Max wind
6 m/s

Hourly Forecast

30.03
Now
Weather
30.03
17:00
Weather
30.03
18:00
Weather
30.03
19:00
Weather
11°
30.03
20:00
Weather
11°
30.03
21:00
Weather
11°
30.03
22:00
Weather
10°
30.03
23:00
Weather
31.03
00:00
Weather
31.03
01:00
Weather
6
31.03
02:00
Weather
5
31.03
03:00
Weather
31.03
04:00
Weather
31.03
05:00
Weather
31.03
06:00
Weather
31.03
07:00
Weather
31.03
08:00
Weather
-0°
31.03
09:00
Weather
-1°
31.03
10:00
Weather
-2°
31.03
11:00
Weather
-1°
31.03
12:00
Weather
-1°
31.03
13:00
Weather
-1°
5
31.03
14:00
Weather
-0°
0.1
6
31.03
15:00
Weather
-1°
6

Temperature

11°C
-2°C
16:00
6°C
17:00
9°C
18:00
9°C
19:00
11°C
20:00
11°C
21:00
11°C
22:00
10°C
23:00
5°C
00:00
3°C
01:00
4°C
02:00
3°C
03:00
3°C
04:00
2°C
05:00
2°C
06:00
1°C
07:00
1°C
08:00
-0°C
09:00
-1°C
10:00
-2°C
11:00
-1°C
12:00
-1°C
13:00
-1°C
14:00
-0°C
15:00
-1°C
16:00 03:00 15:00

Precipitation

0.1mm
0mm
14:00
0.1mm
16:00 03:00 15:00

Wind

6m/s
0m/s
16:00
4.8 m/s
17:00
4.7 m/s
18:00
4.8 m/s
19:00
4.8 m/s
20:00
4.3 m/s
21:00
4.3 m/s
22:00
3.9 m/s
23:00
3.1 m/s
00:00
3.6 m/s
01:00
5.9 m/s
02:00
5.4 m/s
03:00
4.4 m/s
04:00
3.8 m/s
05:00
3.7 m/s
06:00
3.3 m/s
07:00
2.8 m/s
08:00
3.3 m/s
09:00
4.2 m/s
10:00
4.6 m/s
11:00
4.6 m/s
12:00
4.6 m/s
13:00
5.1 m/s
14:00
6 m/s
15:00
5.9 m/s
16:00 03:00 15:00

Radiation

0.019 uSv
34.5 km
2.3%

Measurement time: 2026-03-30 15:00

source: remap_europe

We display the worst measurements from all stations in the area. This approach provides a more cautious assessment of air quality, accounting for local pollution sources.

AQI
99.1 km
84
28%

Measurement time: 2026-03-30 16:00

Calculated from PM2.5/PM10

PM2.5
99.1 km
28 µg/m3
33.3%

Measurement time: 2026-03-30 16:00

source: Aqicn

O3
99.1 km
23.9884 µg/m3
15%

Measurement time: 2026-03-30 16:00

source: Aqicn

NO2
99.1 km
3 µg/m3
1.5%

Measurement time: 2026-03-30 16:00

source: Aqicn

Info


Country: Canada
Region: Quebec
Latitude: 46.25594
Longitude: -72.94145


Solar Energy

Moderate
317.6 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Louiseville

About Air Quality in Louiseville

Air quality in Louiseville is monitored in real-time by sensors and measurement stations. On this page you'll find current data on major air pollutants including particulate matter PM2.5 and PM10, nitrogen dioxide (NO2), ozone (O3), and radiation levels.

Common Pollutants in Louiseville

  • PM2.5 - fine particulate matter up to 2.5 micrometers, particularly harmful to health
  • PM10 - particulate matter up to 10 micrometers from traffic and industry
  • NO2 - nitrogen dioxide mainly emitted by vehicles
  • O3 - tropospheric ozone formed in photochemical reactions

When is Air Quality Best in Louiseville?

Generally, the best air quality occurs:

  • Early morning (5:00-7:00 AM) before rush hour traffic
  • After rainfall which cleanses the atmosphere
  • During strong winds that disperse pollutants
  • In summer months when heating systems are less used

Tips for Runners in Louiseville

If you're planning outdoor activities in Louiseville, always check the current AQI value. When AQI exceeds 100, consider moving your workout indoors or shortening the distance. People with respiratory issues, children, and seniors should be especially cautious during elevated pollution levels. Choose routes away from busy streets and industrial areas.