5-day weather forecast for New Castle, Delaware
Today
62°
82°
Thunderstorms
Sunday
63°
86°
Mostly sunny
Monday
63°
88°
Mostly sunny
Tuesday
66°
89°
Mostly sunny
Wednesday
67°
90°
Mostly sunny
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for New Castle, Delaware
| The Weather Channel | 86.05% |
| Accuweather | 79.20% |
| NWS Digital Forecast | 79.18% |
| National Weather Service | 77.84% |
| MyForecast | 77.50% |
| Intellicast | 72.97% |
| 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, NWS Digital Forecast's high temperature forecasts for New Castle were off by 2.28 degrees last month.