Live Weather & Forecast
Weather in Sainte-Justine
Québec, Canada · Real-time conditions & 3-day outlook
4°C
Feels like 3°C
40°F / Feels 37°F
Clear
Sainte-Justine, Québec
🌙 Nighttime
Updated: 2026-04-24 22:00
Humidity
56%
Wind
6.8 km/h NNE
Wind Gust
14.4 km/h
Pressure
1017 mb
Visibility
10 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
-2.2°C
Wind Degree
20°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
138.8 μg/m³
NO₂
2.5 μg/m³
O₃
62 μg/m³
SO₂
1.2 μg/m³
PM 2.5
1.9 μg/m³
PM 10
2.2 μg/m³
Today's Hourly Forecast
24-hour breakdown for Sainte-Justine, Québec
12 AM
0°
Clear
1 AM
0°
Clear
2 AM
0°
Clear
3 AM
0°
Cloudy
4 AM
-0°
Clear
5 AM
-0°
Overcast
6 AM
-1°
Overcast
7 AM
-0°
Sunny
8 AM
1°
Sunny
9 AM
2°
Partly Cloudy
10 AM
2°
Overcast
11 AM
2°
Overcast
12 PM
2°
Overcast
1 PM
3°
Overcast
2 PM
3°
Overcast
3 PM
3°
Overcast
4 PM
3°
Overcast
5 PM
3°
Cloudy
6 PM
2°
Overcast
7 PM
2°
Overcast
8 PM
1°
Cloudy
9 PM
1°
Cloudy
10 PM
4°
Clear
11 PM
1°
Clear
3-Day Forecast
Daily overview for Sainte-Justine, Québec
Today
Overcast
3°
/
-1°
🌧️ 0% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 19.1 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 3.9
🌅 Sunrise: 05:40 AM
🌇 Sunset: 07:43 PM
🌙 First Quarter
🌑 Moon: 49% lit
Sat, Apr 25
Cloudy
9°
/
-2°
🌧️ 0% chance of rain
💧 Avg. humidity: 76%
💨 Max wind: 13.3 km/h
🌧️ Total precip: 0.04 mm
☀️ UV Index: 5.2
🌅 Sunrise: 05:38 AM
🌇 Sunset: 07:44 PM
🌙 Waxing Gibbous
🌑 Moon: 60% lit
Sun, Apr 26
Overcast
11°
/
-2°
🌧️ 0% chance of rain
💧 Avg. humidity: 82%
💨 Max wind: 9 km/h
🌧️ Total precip: 0.04 mm
☀️ UV Index: 4.7
🌅 Sunrise: 05:36 AM
🌇 Sunset: 07:45 PM
🌙 Waxing Gibbous
🌑 Moon: 70% lit
Best Time to Visit Sainte-Justine
Plan your trip to Sainte-Justine, Canada around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Sainte-Justine?
Current conditions in Sainte-Justine: Clear, temperature 4°C, humidity 56%.
What is the best time to visit Sainte-Justine?
The best time to visit Sainte-Justine is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Sainte-Justine?
Sainte-Justine is located at approximately 46.4° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Sainte-Justine?
The wettest period in Sainte-Justine is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Sainte-Justine?
For visits to Sainte-Justine during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Sainte-Justine in 2026?
View the 2026 public holidays for Sainte-Justine on our Holidays page.
What are the GPS coordinates used for the weather forecast in Sainte-Justine?
The weather forecast for Sainte-Justine uses coordinates 46.4104, -70.3482.
What is the current temperature outside in Sainte-Justine?
The current outdoor temperature in Sainte-Justine is 4°C (39°F) with clear.
What is the hourly weather forecast for Sainte-Justine today?
Today's hour-by-hour weather breakdown for Sainte-Justine is shown in the Hourly Forecast section above, including temperature, rain chance, and conditions for each hour of the day.
What is the weather in Sainte-Justine tomorrow hour by hour?
Tomorrow's forecast for Sainte-Justine shows a high of 9°C and a low of -2°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Sainte-Justine?
Rain is not expected in Sainte-Justine today. Current forecast shows no significant rain probability.
Is it going to rain today in Sainte-Justine?
No, rain is not forecast for Sainte-Justine today. Current conditions show clear to partly cloudy skies.