Current Conditions
More Information
WeatherCity Home
Switch to Imperial Units
[ Almanac ]  
Sunrise:  5:40 am
Sunset:  8:59 pm
[ Moon Phases ]  

New Moon
Jul 15

First Quarter
Jul 22

Full Moon
Jul 29

Last Quarter
Aug 6




July 10th, 2026 :: 1:20 pm EDT   

Local Weather Report for
Newcastle
Ontario, Canada

 Newcastle Weather Forecast Summary  
 
Today
Jul 10th 		Saturday
Jul 11th 		Sunday
Jul 12th 		Monday
Jul 13th 		Tuesday
Jul 14th
Mostly Sunny Sunny Sunny Mostly Sunny Mostly Sunny
27°C
 28°C
16°C		 26°C
15°C		 29°C
16°C		 33°C
21°C
 
 Newcastle Detailed Weather Forecast  
 
Friday, July 10th, 2026
Afternoon Temperature: 26°C
Sunny with cloudy periods. Slight chance of a thunderstorm.
Evening Temperature: 21°C
Clear with cloudy periods. Slight chance of a thunderstorm.
Saturday, July 11th, 2026
Overnight Temperature: 17°C
Clear.
Morning Temperature: 22°C
Sunny.
Afternoon Temperature: 27°C
Sunny.
Evening Temperature: 19°C
Clear.
Sunday, July 12th, 2026
Overnight Temperature: 16°C
Clear.
Morning Temperature: 22°C
Sunny.
Afternoon Temperature: 26°C
Sunny.
Evening Temperature: 19°C
Clear.
Monday, July 13th, 2026
Overnight Temperature: 16°C
Clear.
Morning Temperature: 22°C
Mostly sunny. Windy at times.
Afternoon Temperature: 28°C
Mostly sunny. Windy at times.
Evening Temperature: 25°C
Clear. Slight chance of a thunderstorm. Windy at times.
Tuesday, July 14th, 2026
Overnight Temperature: 21°C
Mostly clear.
Morning Temperature: 27°C
Mostly sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 33°C
Mostly sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 27°C
Clear. Chance of a thunderstorm. Windy.
Wednesday, July 15th, 2026
Overnight Temperature: 23°C
Clear. Windy at times.
Morning Temperature: 24°C
Sunny. Windy at times.
Afternoon Temperature: 29°C
A mix of sun and cloud. Windy at times.
Evening Temperature: 22°C
Mostly clear.
Thursday, July 16th, 2026
Overnight Temperature: 20°C
Mostly cloudy.
Morning Temperature: 23°C
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 25°C
A mix of cloud and sun. Windy at times.
Evening Temperature: 19°C
Mostly cloudy.
Friday, July 17th, 2026
Overnight Temperature: 17°C
Cloudy with clear periods.
Morning Temperature: 20°C
Sunny.
Afternoon Temperature: 26°C
Sunny. Windy at times.
Evening Temperature: 19°C
A mix of cloudy and clear skies.
Saturday, July 18th, 2026
Overnight Temperature: 14°C
Mostly clear.
Morning Temperature: 21°C
Mostly sunny.
Afternoon Temperature: 26°C
Sunny. Windy at times.
Evening Temperature: 19°C
Clear. Windy at times.



 

  [ Local Weather Report ]
Bowmanville, ON 
 
Port Darlington, ON 
 
Clarington, ON 
 
Salem, ON 
 
Tyrone, ON 
 
Decker Hollow, ON 
 
Pontypool, ON 
 
Burketon Station, ON 
 
Oshawa, ON 
12:00 PM  25°C
Overcast
 
Port Hope, ON 

 
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
  Newcastle weather brought to you by WeatherCity Server: us-chi1   Rendered in 0.00247s  
Home   |   About WeatherCity