Canada/Quebec/Petit- Longueuil

Petit- Longueuil

Local Time: 2:32 PMElevation: 59mStation: MSC Automated Radar
11°C
Partly Cloudy
Feels like 8°C11°2°
Canadian Humidex
11
Comfortable
4
Canada AQHI Index
Moderate Risk
Ideal for outdoor activities
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24-Hour Forecast & Precipitation Timeline
Full 48h Outlook
Now
10°
-
3 PM
8°
-
4 PM
7°
-
5 PM
6°
-
6 PM
6°
-
7 PM
6°
-
8 PM
6°
18%
9 PM
6°
34%
10 PM
7°
50%
11 PM
7°
16%
12 AM
6°
19%
1 AM
7°
18%
2 AM
7°
11%
3 AM
5°
-
4 AM
5°
-
5 AM
5°
-
6 AM
6°
-
7 AM
6°
-
8 AM
6°
-
9 AM
7°
-
10 AM
7°
-
11 AM
6°
-
12 PM
6°
-
1 PM
6°
-
14-Day Extended Trend (HRDPS & GEM Models)
14-Day View
Today
0%
2°
11°
Fri
4.2mm
3°
7°
Sat
0%
-1°
10°
Sun
2.7mm
4°
8°
Mon
0.2mm
0°
7°
Tue
0%
-2°
11°
Wed
0%
-1°
15°
Official Canadian Ensemble ForecastUpdated 15 mins ago
Wind & Gust Velocity
7km/h
Peak Gusts: 15 km/h
NSWE
Wind blowing from 242°. Calm to moderate breeze for Canadian standards.
Canada AQHI (Air Quality)
Scale 1 - 10+
4Moderate Risk

No need to modify usual outdoor activities unless you experience symptoms such as coughing or throat irritation.

PM2.5: 1.7 µg/m³
Ozone: 70 ppb
Solar Cycle & Golden Hour
Sunrise
2:22 AM
Sunset
2:51 PM
Timezone: America/Toronto
Atmospheric Diagnostics
Humidity
73%
Dew Point: 3°C
Max UV
0
Moderate Exposure
Pressure
1023 hPa
Stable Trend
Visibility
16+ km
Clear Horizon
Cloud Cover: 60%

Petit- Longueuil Live Precipitation Radar

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Petit- Longueuil Live Doppler RadarMSC Dual-Pol

Petit- Longueuil, QC • Lat: 49.64° N, Lon: 70.78° W • Sweep 10m

100%
Doppler Beam: 250 km Radius
Petit- Longueuil, QC
N 0°
S 180°
W 270°
E 90°
Precipitation Reflectivity (dBZ)MSC 5.6 GHz
Flurries / DrizzleHeavy Snow / Hail
LiveLIVE
Frame 5 of 6
Climate Normals

Petit- Longueuil 30-Year Weather History & Monthly Averages

Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.

View Jan - Dec Climate Table
Health & Environment

Petit- Longueuil Air Quality & Wildfire Smoke Report

Detailed Canadian AQHI breakdown, fine particulate matter (PM2.5), ground-level ozone, and health guidance.

View AQHI Health Index

Frequently Asked Questions About Weather in Petit- Longueuil, QC

What is the current temperature and conditions in Petit- Longueuil?

As of today, the temperature in Petit- Longueuil is 10.5°C with partly cloudy. The apparent temperature (feels like) is 8.4°C with relative humidity at 73%.

How does Wind Chill and Humidex affect Petit- Longueuil?

During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 11 (Comfortable).

What is the Air Quality Health Index (AQHI) for Petit- Longueuil?

The current AQHI for Petit- Longueuil is 4 (Moderate Risk). It is calculated based on ground-level ozone, fine particulate matter (PM2.5), and nitrogen dioxide levels according to Health Canada standards.

Where does the meteorological data for Petit- Longueuil come from?

Forecasts are generated using high-resolution Canadian Deterministic Prediction System (HRDPS 2.5km) and Global Environmental Multiscale (GEM) models alongside official Environment and Climate Change Canada Doppler radar feeds.

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