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February 8th, 2026 :: 2:19 am EST   

Local Weather Report for
Newcastle
Ontario, Canada

 Newcastle Weather Forecast Summary  
 
Today
Feb 8th 		Monday
Feb 9th 		Tuesday
Feb 10th 		Wednesday
Feb 11th 		Thursday
Feb 12th
Mostly Sunny Cloudy Cloudy Cloudy Mostly Sunny
-15°C
 -9°C
-24°C		 0°C
-7°C		 -1°C
-7°C		 -4°C
-11°C
 
 Newcastle Detailed Weather Forecast  
 
Sunday, February 8th, 2026
Overnight Temperature: -25°C
Clear. Windy at times.
Morning Temperature: -19°C
Sunny. Windy at times.
Afternoon Temperature: -17°C
Sunny. Windy at times.
Evening Temperature: -22°C
Mostly clear.
Monday, February 9th, 2026
Overnight Temperature: -24°C
Clear with cloudy periods.
Morning Temperature: -12°C
Cloudy.
Afternoon Temperature: -12°C
Cloudy.
Evening Temperature: -12°C
Cloudy.
Tuesday, February 10th, 2026
Overnight Temperature: -6°C
Cloudy. Windy at times.
Morning Temperature: -2°C
Cloudy with a chance of flurries or showers. Windy at times.
Afternoon Temperature: 0°C
Cloudy.
Evening Temperature: -2°C
Clear with cloudy periods with a chance of flurries or showers. Windy.
Wednesday, February 11th, 2026
Overnight Temperature: -5°C
Cloudy with clear periods. Windy at times.
Morning Temperature: -2°C
Cloudy. Windy at times.
Afternoon Temperature: -3°C
Cloudy. Windy at times.
Evening Temperature: -7°C
Cloudy. Windy at times.
Thursday, February 12th, 2026
Overnight Temperature: -9°C
Clear with cloudy periods. Windy at times.
Morning Temperature: -6°C
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: -6°C
Sunny with cloudy periods. Windy at times.
Evening Temperature: -10°C
Clear with cloudy periods. Windy at times.
Friday, February 13th, 2026
Overnight Temperature: -13°C
Clear.
Morning Temperature: -6°C
Sunny with cloudy periods.
Afternoon Temperature: -8°C
Sunny with cloudy periods.
Evening Temperature: -13°C
Clear with cloudy periods.
Saturday, February 14th, 2026
Overnight Temperature: -14°C
Clear with cloudy periods.
Morning Temperature: -4°C
A mix of cloud and sun. Windy at times.
Afternoon Temperature: -3°C
Cloudy. Windy at times.
Evening Temperature: -1°C
Cloudy with a slight chance of flurries. Windy.
Sunday, February 15th, 2026
Overnight Temperature: -1°C
Cloudy with flurries. Windy.
Morning Temperature: 0°C
Cloudy with a few flurries or showers. Windy at times.
Afternoon Temperature: 0°C
Cloudy with a chance of flurries or showers. Windy at times.
Evening Temperature: -2°C
Clear with cloudy periods. Windy at times.
Monday, February 16th, 2026
Overnight Temperature: -3°C
Cloudy with clear periods. Windy.
Morning Temperature: -1°C
Cloudy with sunny periods. Windy.
Afternoon Temperature: -2°C
Sunny with cloudy periods. Windy.
Evening Temperature: -8°C
Clear.



 

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This WeatherCity Weather Forecast for Newcastle, Ontario, 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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