5-day weather forecast for Pottstown, Pennsylvania

Weather changeability for Pottstown, Pennsylvania

Temperature Last Month Last Year
Average change in high temperature day-to-day 6.4° 6.0°
Average change in low temperature day-to-day 7.3° 7.7°
Precipitation Last Month Last Year
Chance of dry day after a precip day 46% 58%
Chance of precip day after a dry day 36% 27%

Weather forecast accuracy for Pottstown, Pennsylvania

Last Month
Foreca   78.21%
AccuWeather   76.28%
The Weather Channel   74.68%
Weather Underground   74.36%
MeteoGroup   72.76%
NWS Digital Forecast   70.83%
Dark Sky (forecast.io)   66.99%
World Weather Online   60.26%
Persistence   43.18%
Last Year
The Weather Channel   75.85%
Weather Underground   75.68%
AccuWeather   75.02%
Foreca   73.98%
MeteoGroup   72.35%
Dark Sky (forecast.io)   68.94%
NWS Digital Forecast   67.86%
World Weather Online   63.10%
Persistence   43.44%

ForecastAdvisor Fact

30.1% of Persistence's low temperature forecasts for Pottstown were off by more than 10 degrees last month.