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 4.7° 6.2°
Average change in low temperature day-to-day 8.1° 6.7°
Precipitation Last Month Last Year
Chance of dry day after a precip day 54% 65%
Chance of precip day after a dry day 41% 32%

Weather forecast accuracy for Philadelphia, Pennsylvania

Last Month
The Weather Channel   86.11%
Foreca   85.28%
Weather Underground   83.61%
MeteoGroup   83.61%
Dark Sky (forecast.io)   82.78%
AccuWeather   81.94%
NWS Digital Forecast   80.83%
World Weather Online   67.22%
Persistence   37.78%
Last Year
Weather Underground   79.87%
The Weather Channel   79.84%
Foreca   78.94%
MeteoGroup   78.73%
AccuWeather   78.68%
Dark Sky (forecast.io)   72.32%
NWS Digital Forecast   70.95%
World Weather Online   57.00%
Persistence   44.19%

ForecastAdvisor Fact

It rained or snowed 76% of the time in Philadelphia last year when Foreca's text forecasts called for precipitation, and 20% of the time when they did not.