5-day weather forecast for New Castle, Delaware
Today
66°
83°
Thunderstorms
Saturday
68°
78°
Rain Showers
Sunday
72°
83°
Thunderstorms likely
Monday
72°
86°
Chance Thunderstorms
Tuesday
72°
90°
Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for New Castle, Delaware
| The Weather Channel | 76.61% |
| Accuweather | 75.14% |
| National Weather Service | 75.00% |
| NWS Digital Forecast | 74.04% |
| MyForecast | 71.77% |
| Intellicast | 53.31% |
| The Weather Channel | 76.24% |
| Intellicast | 75.60% |
| National Weather Service | 73.64% |
| MyForecast | 73.15% |
| NWS Digital Forecast | 73.06% |
| Accuweather | 72.88% |
ForecastAdvisor Fact
On average, The Weather Channel's low temperature forecasts for New Castle were off by 2.88 degrees last month.