5-day weather forecast for New Castle, Delaware

Weather changeability for New Castle, Delaware

Temperature Last Month Last Year
Average change in high temperature day-to-day 10.0° 5.9°
Average change in low temperature day-to-day 9.6° 6.5°
Precipitation Last Month Last Year
Chance of dry day after a precip day 100% 58%
Chance of precip day after a dry day 21% 24%

Weather forecast accuracy for New Castle, Delaware

Last Month
AccuWeather   79.01%
The Weather Channel   78.70%
MeteoGroup   78.70%
Weather Underground   78.21%
Foreca   77.47%
Dark Sky (forecast.io)   71.60%
NWS Digital Forecast   67.30%
World Weather Online   62.04%
Persistence   43.75%
Last Year
Weather Underground   77.28%
The Weather Channel   76.95%
AccuWeather   76.46%
Foreca   75.54%
MeteoGroup   74.76%
Dark Sky (forecast.io)   72.45%
NWS Digital Forecast   70.41%
World Weather Online   64.91%
Persistence   45.86%

ForecastAdvisor Fact

On average, World Weather Online's high temperature forecasts for New Castle were off by 3.39 degrees last year.