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September 12th, 2026 :: 7:58 pm EDT   

Local Weather Report for
New Castle
Indiana, United States

 New Castle Weather Forecast Summary  
 
Today
Sep 12th
Sunday
Sep 13th
Monday
Sep 14th
Tuesday
Sep 15th
Wednesday
Sep 16th
Mix of Cloud and Sun Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
76°F
80°F
60°F
67°F
49°F
84°F
57°F
86°F
70°F
 
 New Castle Detailed Weather Forecast  
 
Saturday, September 12th, 2026
Evening Temperature: 70°F
Clear with cloudy periods with a chance of showers or thundershowers.
Sunday, September 13th, 2026
Overnight Temperature: 67°F
Clear. Chance of a thunderstorm.
Morning Temperature: 71°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 77°F
A mix of sun and cloud with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 64°F
Mostly cloudy with a chance of showers. Windy at times.
Monday, September 14th, 2026
Overnight Temperature: 54°F
Clear with cloudy periods with a chance of showers. Windy at times.
Morning Temperature: 54°F
Mostly sunny. Windy at times.
Afternoon Temperature: 66°F
Sunny.
Evening Temperature: 57°F
Clear with cloudy periods. Windy at times.
Tuesday, September 15th, 2026
Overnight Temperature: 57°F
Mostly clear. Windy at times.
Morning Temperature: 64°F
Mostly sunny. Windy at times.
Afternoon Temperature: 83°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 75°F
Clear with cloudy periods with a chance of showers or thundershowers. Windy at times.
Wednesday, September 16th, 2026
Overnight Temperature: 71°F
A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm.
Morning Temperature: 74°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 85°F
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 75°F
Clear with cloudy periods with a chance of showers or thundershowers.
Thursday, September 17th, 2026
Overnight Temperature: 72°F
Mostly clear with a chance of showers or thundershowers.
Morning Temperature: 74°F
Mostly sunny with a chance of showers or thundershowers.
Afternoon Temperature: 80°F
Mostly sunny with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 71°F
Clear with cloudy periods with a chance of showers or thundershowers.
Friday, September 18th, 2026
Overnight Temperature: 68°F
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 68°F
Sunny with cloudy periods with a slight chance of showers. Windy at times.
Afternoon Temperature: 74°F
A mix of cloud and sun.
Evening Temperature: 68°F
Clear with cloudy periods. Windy at times.
Saturday, September 19th, 2026
Overnight Temperature: 62°F
Mostly clear.
Morning Temperature: 67°F
Mostly sunny.
Afternoon Temperature: 78°F
A mix of cloud and sun. Chance of a thunderstorm.
Evening Temperature: 71°F
Mostly clear. Slight chance of a thunderstorm.
Sunday, September 20th, 2026
Overnight Temperature: 67°F
A mix of cloudy and clear skies with showers likely.
Morning Temperature: 69°F
Mostly cloudy with a chance of showers. Slight chance of a thunderstorm.
Afternoon Temperature: 74°F
Cloudy with sunny periods with showers likely. Chance of a thunderstorm.
Evening Temperature: 62°F
Cloudy with clear periods with a chance of showers. Windy.





 

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This WeatherCity Weather Forecast for New Castle, Indiana, 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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