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October 19th, 2025 :: 3:56 am EDT   

Local Weather Report for
Newcastle
Ontario, Canada

 Newcastle Weather Forecast Summary  
 
Today
Oct 19th 		Monday
Oct 20th 		Tuesday
Oct 21st 		Wednesday
Oct 22nd 		Thursday
Oct 23rd
Showers Showers Cloudy Cloudy Cloudy
20°C
 14°C
7°C		 15°C
6°C		 11°C
6°C		 11°C
4°C
 
 Newcastle Detailed Weather Forecast  
 
Sunday, October 19th, 2025
Overnight Temperature: 15°C
Cloudy with a chance of showers. Windy at times.
Morning Temperature: 19°C
Cloudy with showers likely. Windy.
Afternoon Temperature: 17°C
Cloudy with a few showers. Windy.
Evening Temperature: 14°C
Cloudy with a chance of showers. Windy.
Monday, October 20th, 2025
Overnight Temperature: 11°C
Cloudy with a few showers. Windy.
Morning Temperature: 12°C
Cloudy with showers likely. Windy.
Afternoon Temperature: 11°C
Sunny. Windy at times.
Evening Temperature: 7°C
Clear.
Tuesday, October 21st, 2025
Overnight Temperature: 7°C
Clear.
Morning Temperature: 14°C
Cloudy. Windy at times.
Afternoon Temperature: 12°C
Cloudy with a chance of showers. Windy at times.
Evening Temperature: 10°C
Cloudy with a chance of showers. Windy at times.
Wednesday, October 22nd, 2025
Overnight Temperature: 7°C
Cloudy.
Morning Temperature: 10°C
Cloudy. Windy at times.
Afternoon Temperature: 9°C
Cloudy with a slight chance of showers. Windy at times.
Evening Temperature: 7°C
Cloudy with a chance of showers. Windy at times.
Thursday, October 23rd, 2025
Overnight Temperature: 7°C
Cloudy with a chance of showers. Windy at times.
Morning Temperature: 11°C
Cloudy. Windy at times.
Afternoon Temperature: 8°C
Cloudy with a chance of showers. Windy at times.
Evening Temperature: 4°C
Cloudy. Windy at times.
Friday, October 24th, 2025
Overnight Temperature: 4°C
Cloudy.
Morning Temperature: 8°C
Cloudy. Windy at times.
Afternoon Temperature: 8°C
Cloudy. Windy at times.
Evening Temperature: 6°C
Cloudy with a slight chance of showers.
Saturday, October 25th, 2025
Overnight Temperature: 5°C
Clear with cloudy periods.
Morning Temperature: 10°C
Sunny.
Afternoon Temperature: 8°C
Cloudy.
Evening Temperature: 4°C
Cloudy.
Sunday, October 26th, 2025
Overnight Temperature: 4°C
Cloudy.
Morning Temperature: 9°C
Cloudy. Windy at times.
Afternoon Temperature: 8°C
Cloudy. Windy at times.
Evening Temperature: 7°C
A mix of cloudy and clear skies.
Monday, October 27th, 2025
Overnight Temperature: 9°C
Cloudy. Windy at times.
Morning Temperature: 11°C
Cloudy. Windy at times.
Afternoon Temperature: 12°C
Cloudy. Windy at times.
Evening Temperature: 12°C
Cloudy.



 

  [ Local Weather Report ]
Bowmanville, ON 
3:00 AM  16°C
Partly Clear
 
Port Darlington, ON 
3:00 AM  16°C
Partly Clear
 
Clarington, ON 
3:00 AM  16°C
Partly Clear
 
Salem, ON 
3:00 AM  16°C
Partly Clear
 
Tyrone, ON 
3:00 AM  16°C
Partly Clear
 
Decker Hollow, ON 
 
Pontypool, ON 
 
Burketon Station, ON 
3:00 AM  16°C
Partly Clear
 
Oshawa, ON 
3:00 AM  16°C
Partly Clear
 
Port Hope, ON 
3:00 AM  18°C
 

 
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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