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May 17th, 2026 :: 5:18 pm MDT   

Local Weather Report for
Castle Mountain
Alberta, Canada

 Castle Mountain Weather Forecast Summary  
 
Today
May 17th
Monday
May 18th
Tuesday
May 19th
Wednesday
May 20th
Thursday
May 21st
Mostly Cloudy Mostly Sunny Mix of rain and snow Mix of Cloud and Sun Mix of rain and snow
0°C
4°C
-8°C
7°C
-2°C
8°C
-3°C
10°C
2°C
 
 Castle Mountain Detailed Weather Forecast  
 
Sunday, May 17th, 2026
Evening Temperature: -1°C
A mix of cloudy and clear skies with a chance of flurries or showers.
Monday, May 18th, 2026
Overnight Temperature: -7°C
Clear with a chance of flurries.
Morning Temperature: -4°C
Sunny.
Afternoon Temperature: 2°C
A mix of sun and cloud with a chance of showers. Showers possibly mixed with wet flurries.
Evening Temperature: 2°C
A mix of cloudy and clear skies with a chance of showers. Showers possibly mixed with wet flurries.
Tuesday, May 19th, 2026
Overnight Temperature: -1°C
A mix of cloudy and clear skies.
Morning Temperature: 0°C
A mix of cloud and sun.
Afternoon Temperature: 6°C
Cloudy with sunny periods with a chance of showers. Slight chance of a thunderstorm.
Evening Temperature: 3°C
Cloudy with showers likely. Showers possibly mixed with wet flurries.
Wednesday, May 20th, 2026
Overnight Temperature: -3°C
A mix of cloudy and clear skies with a chance of flurries.
Morning Temperature: -1°C
Sunny.
Afternoon Temperature: 6°C
Cloudy with sunny periods with a slight chance of showers.
Evening Temperature: 6°C
A mix of cloudy and clear skies with a slight chance of showers.
Thursday, May 21st, 2026
Overnight Temperature: 3°C
A mix of cloudy and clear skies.
Morning Temperature: 4°C
Sunny with cloudy periods.
Afternoon Temperature: 9°C
A mix of cloud and sun with a slight chance of showers.
Evening Temperature: 5°C
Mostly cloudy with showers likely. Showers possibly mixed with wet flurries. Slight chance of a thunderstorm.
Friday, May 22nd, 2026
Overnight Temperature: 0°C
Cloudy with a few flurries.
Morning Temperature: -1°C
A mix of cloud and sun with a chance of flurries or showers.
Afternoon Temperature: 4°C
Mostly sunny with a chance of showers. Showers possibly mixed with wet flurries.
Evening Temperature: 6°C
Mostly cloudy with a chance of showers.
Saturday, May 23rd, 2026
Overnight Temperature: 1°C
Clear with cloudy periods.
Morning Temperature: 3°C
Sunny. Windy at times.
Afternoon Temperature: 9°C
Sunny. Wind 30 to 50 km/h.
Evening Temperature: 6°C
Mostly clear with a chance of showers. Showers possibly mixed with wet flurries. Slight chance of a thunderstorm. Windy.
Sunday, May 24th, 2026
Overnight Temperature: 0°C
A mix of clear and cloudy skies with a chance of flurries.
Morning Temperature: 1°C
A mix of sun and cloud.
Afternoon Temperature: 9°C
A mix of cloud and sun. Windy at times.
Evening Temperature: 7°C
Clear with cloudy periods. Windy at times.
Monday, May 25th, 2026
Overnight Temperature: 1°C
Mostly clear.
Morning Temperature: 3°C
Mostly sunny.
Afternoon Temperature: 8°C
Mostly sunny.
Evening Temperature: 4°C
A mix of clear and cloudy skies.





 

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This WeatherCity Weather Forecast for Castle Mountain, Alberta, Canada is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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