Canada/Quebec/Cap- Longueuil

Cap- Longueuil

Local Time: 3:31 PMElevation: 209mStation: MSC Automated Radar
21°C
Partly Cloudy
Feels like 20°C21°11°
Canadian Humidex
22
Comfortable
4
Canada AQHI Index
Moderate Risk
Ideal for outdoor activities
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24-Hour Forecast & Precipitation Timeline
Full 48h Outlook
Now
18°
11%
4 PM
17°
15%
5 PM
16°
11%
6 PM
16°
-
7 PM
17°
-
8 PM
16°
23%
9 PM
16°
52%
10 PM
16°
39%
11 PM
16°
23%
12 AM
16°
21%
1 AM
16°
15%
2 AM
15°
18%
3 AM
14°
-
4 AM
16°
-
5 AM
17°
-
6 AM
17°
-
7 AM
18°
-
8 AM
19°
-
9 AM
18°
-
10 AM
18°
-
11 AM
18°
-
12 PM
17°
-
1 PM
15°
-
2 PM
13°
-
14-Day Extended Trend (HRDPS & GEM Models)
14-Day View
Today
1mm
11°
21°
Fri
9.4mm
7°
19°
Sat
0%
4°
15°
Sun
0%
3°
17°
Mon
0%
4°
15°
Tue
0%
3°
14°
Wed
0%
1°
16°
Official Canadian Ensemble ForecastUpdated 15 mins ago
Wind & Gust Velocity
7km/h
Peak Gusts: 15 km/h
NSWE
Wind blowing from 180°. 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: 5 µg/m³
Ozone: 73 ppb
Solar Cycle & Golden Hour
Sunrise
2:14 AM
Sunset
2:40 PM
Timezone: America/Toronto
Atmospheric Diagnostics
Humidity
52%
Dew Point: 10°C
Max UV
0
Moderate Exposure
Pressure
1020 hPa
Stable Trend
Visibility
16+ km
Clear Horizon
Cloud Cover: 57%

Cap- Longueuil Live Precipitation Radar

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Cap- Longueuil Live Doppler RadarMSC Dual-Pol

Cap- Longueuil, QC • Lat: 45.81° N, Lon: 68.30° W • Sweep 10m

100%
Doppler Beam: 250 km Radius
Cap- 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

Cap- 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

Cap- 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 Cap- Longueuil, QC

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

As of today, the temperature in Cap- Longueuil is 20.8°C with partly cloudy. The apparent temperature (feels like) is 20°C with relative humidity at 52%.

How does Wind Chill and Humidex affect Cap- Longueuil?

During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 22 (Comfortable).

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

The current AQHI for Cap- 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 Cap- 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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