5-day weather forecast for Philadelphia, Pennsylvania

Weather changeability for Philadelphia, Pennsylvania

Temperature Last Month Last Year
Average change in high temperature day-to-day 4.3° 6.2°
Average change in low temperature day-to-day 9.4° 6.8°
Precipitation Last Month Last Year
Chance of dry day after a precip day 78% 61%
Chance of precip day after a dry day 32% 28%
 
 

Weather forecast accuracy for Philadelphia, Pennsylvania

Last Month
AccuWeather   84.41%
The Weather Channel   81.99%
Weather Underground   81.99%
Foreca   80.11%
MeteoGroup   77.15%
Dark Sky (forecast.io)   76.88%
NWS Digital Forecast   69.62%
World Weather Online   53.49%
Persistence   44.09%
Last Year
The Weather Channel   78.05%
Weather Underground   77.58%
AccuWeather   77.47%
Foreca   76.48%
MeteoGroup   73.60%
Dark Sky (forecast.io)   72.78%
NWS Digital Forecast   70.43%
World Weather Online   62.80%
Persistence   44.45%
 

ForecastAdvisor Fact

0.0% of The Weather Channel's low temperature forecasts for Philadelphia were off by more than 10 degrees last month.