5-day weather forecast for Flourtown, Pennsylvania

Weather changeability for Philadelphia, Pennsylvania

Temperature Last Month Last Year
Average change in high temperature day-to-day 4.8° 6.2°
Average change in low temperature day-to-day 5.0° 6.8°
Precipitation Last Month Last Year
Chance of dry day after a precip day 57% 61%
Chance of precip day after a dry day 15% 28%
 
 

Weather forecast accuracy for Philadelphia, Pennsylvania

Last Month
The Weather Channel   86.42%
Weather Underground   86.42%
Foreca   85.80%
AccuWeather   84.88%
MeteoGroup   79.32%
Dark Sky (forecast.io)   77.78%
NWS Digital Forecast   70.99%
World Weather Online   67.95%
Persistence   53.28%
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

1.3% of Persistence's high temperature forecasts for Philadelphia were exactly right last month.