Live Weather & Forecast
Weather in Castor
Alberta, Canada · Real-time conditions & 3-day outlook
-6°C
Feels like -15°C
22°F / Feels 6°F
Blizzard
Castor, Alberta
🌙 Nighttime
Updated: 2026-04-24 22:45
Humidity
81%
Wind
34.9 km/h NNW
Wind Gust
51.3 km/h
Pressure
1019 mb
Visibility
0 km
UV Index
0
(Low)
Precipitation
0.1 mm
Cloud Cover
0%
Dew Point
-6.9°C
Wind Degree
338°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
153.9 μg/m³
NO₂
1.8 μg/m³
O₃
93 μg/m³
SO₂
1.6 μg/m³
PM 2.5
2.1 μg/m³
PM 10
2.4 μg/m³
Today's Hourly Forecast
24-hour breakdown for Castor, Alberta
12 AM
-3°
Blizzard
1 AM
-4°
Blizzard
2 AM
-5°
Blizzard
3 AM
-6°
Blizzard
4 AM
-6°
Blizzard
5 AM
-6°
Blizzard
6 AM
-6°
Blizzard
7 AM
-6°
Blizzard
8 AM
-6°
Blizzard
9 AM
-6°
Blizzard
10 AM
-6°
Blizzard
11 AM
-6°
Blizzard
12 PM
-5°
Blizzard
1 PM
-5°
Blizzard
2 PM
-5°
Blizzard
3 PM
-5°
Blizzard
4 PM
-5°
Blizzard
5 PM
-5°
Blizzard
6 PM
-5°
Blizzard
7 PM
-5°
Blizzard
8 PM
-5°
Blizzard
9 PM
-5°
Blizzard
10 PM
-6°
Blizzard
11 PM
-6°
Blowing snow
3-Day Forecast
Daily overview for Castor, Alberta
Today
Blizzard
-4°
/
-7°
🌧️ 73% chance of rain
❄️ 95% chance of snow
💧 Avg. humidity: 92%
💨 Max wind: 40.7 km/h
🌧️ Total precip: 11.23 mm
☀️ UV Index: 5.3
🌅 Sunrise: 06:11 AM
🌇 Sunset: 08:42 PM
🌙 First Quarter
🌑 Moon: 49% lit
Sat, Apr 25
Moderate or heavy snow showers
-4°
/
-8°
🌧️ 66% chance of rain
❄️ 78% chance of snow
💧 Avg. humidity: 92%
💨 Max wind: 32.4 km/h
🌧️ Total precip: 3.97 mm
☀️ UV Index: 4.9
🌅 Sunrise: 06:09 AM
🌇 Sunset: 08:43 PM
🌙 Waxing Gibbous
🌑 Moon: 60% lit
Sun, Apr 26
Light snow
-2°
/
-11°
🌧️ 71% chance of rain
❄️ 59% chance of snow
💧 Avg. humidity: 91%
💨 Max wind: 16.9 km/h
🌧️ Total precip: 0.48 mm
☀️ UV Index: 6.1
🌅 Sunrise: 06:06 AM
🌇 Sunset: 08:45 PM
🌙 Waxing Gibbous
🌑 Moon: 70% lit
Best Time to Visit Castor
Plan your trip to Castor, 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 Castor?
Current conditions in Castor: Blizzard, temperature -6°C, humidity 81%.
What is the best time to visit Castor?
The best time to visit Castor is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Castor?
Castor is located at approximately 52.2° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Castor?
The wettest period in Castor is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Castor?
For visits to Castor during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Castor in 2026?
View the 2026 public holidays for Castor on our Holidays page.
What are the GPS coordinates used for the weather forecast in Castor?
The weather forecast for Castor uses coordinates 52.2167, -111.9.
What is the current temperature outside in Castor?
The current outdoor temperature in Castor is -6°C (21°F) with blizzard.
What is the hourly weather forecast for Castor today?
Today's hour-by-hour weather breakdown for Castor 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 Castor tomorrow hour by hour?
Tomorrow's forecast for Castor shows a high of -4°C and a low of -8°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Castor?
There is a 73% chance of rain in Castor today. Check the hourly forecast above for a time-by-time breakdown of when rain is most likely.
Is it going to rain today in Castor?
Yes, there is a 73% chance of rain in Castor today — consider carrying an umbrella. Check the hourly forecast above for the most likely rain windows.