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November 18th, 2025 :: 5:49 pm EST   

Local Weather Report for
New Castle
New Hampshire, United States

 New Castle Weather Forecast Summary  
 
Today
Nov 18th
Wednesday
Nov 19th
Thursday
Nov 20th
Friday
Nov 21st
Saturday
Nov 22nd
Sunny Cloudy Cloudy Showers Sunny
45°F
42°F
36°F
45°F
40°F
50°F
41°F
46°F
39°F
 
 New Castle Detailed Weather Forecast  
 
Tuesday, November 18th, 2025
Evening Temperature: 39°F
Clear. Windy.
Wednesday, November 19th, 2025
Overnight Temperature: 36°F
Cloudy. Windy at times.
Morning Temperature: 37°F
Sunny.
Afternoon Temperature: 41°F
Sunny.
Evening Temperature: 42°F
Mostly clear.
Thursday, November 20th, 2025
Overnight Temperature: 41°F
Cloudy.
Morning Temperature: 44°F
Cloudy.
Afternoon Temperature: 45°F
Cloudy.
Evening Temperature: 43°F
A mix of cloudy and clear skies.
Friday, November 21st, 2025
Overnight Temperature: 41°F
Cloudy.
Morning Temperature: 45°F
Cloudy. Windy.
Afternoon Temperature: 50°F
Cloudy with a chance of showers. Wind 20 to 30 mph.
Evening Temperature: 50°F
Cloudy with showers likely. Windy.
Saturday, November 22nd, 2025
Overnight Temperature: 43°F
Clear. Wind 20 to 30 mph.
Morning Temperature: 43°F
Sunny. Windy.
Afternoon Temperature: 43°F
Sunny. Windy.
Evening Temperature: 39°F
Clear. Windy.
Sunday, November 23rd, 2025
Overnight Temperature: 38°F
Clear. Windy at times.
Morning Temperature: 41°F
Sunny.
Afternoon Temperature: 46°F
Cloudy. Windy at times.
Evening Temperature: 43°F
Cloudy. Windy at times.
Monday, November 24th, 2025
Overnight Temperature: 41°F
Cloudy with a slight chance of showers. Windy.
Morning Temperature: 45°F
Cloudy. Wind 20 to 30 mph.
Afternoon Temperature: 43°F
Sunny. Wind 20 to 30 mph.
Evening Temperature: 39°F
Clear. Wind 20 to 30 mph.
Tuesday, November 25th, 2025
Overnight Temperature: 37°F
Clear. Wind 20 to 30 mph.
Morning Temperature: 40°F
Sunny. Windy at times.
Afternoon Temperature: 42°F
Cloudy. Windy at times.
Evening Temperature: 40°F
Cloudy.
Wednesday, November 26th, 2025
Overnight Temperature: 42°F
Cloudy.
Morning Temperature: 41°F
Cloudy.
Afternoon Temperature: 44°F
A mix of cloud and sun.
Evening Temperature: 43°F
Clear.





 

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This WeatherCity Weather Forecast for New Castle, New Hampshire, United States 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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