5-day weather forecast for Philadelphia, Pennsylvania

Weather changeability for Philadelphia, Pennsylvania

Unfortunately, there was not enough data for this station to provide meaningful weather changeability data.

Weather forecast accuracy for Philadelphia, Pennsylvania

Last Month
The Weather Channel   84.14%
Foreca   83.33%
Weather Underground   83.06%
AccuWeather   81.99%
MeteoGroup   80.38%
NWS Digital Forecast   80.11%
Dark Sky   77.69%
World Weather Online   62.90%
Persistence   61.11%
Last Year
The Weather Channel   80.32%
AccuWeather   79.86%
Foreca   79.67%
Weather Underground   79.61%
MeteoGroup   77.10%
Dark Sky   75.83%
NWS Digital Forecast   70.87%
World Weather Online   59.47%
Persistence   40.96%

ForecastAdvisor Fact

On average, World Weather Online's high temperature forecasts for Philadelphia were off by 2.45 degrees last month.