5-day weather forecast for Spring City, Pennsylvania

Weather changeability for Pottstown, Pennsylvania

Temperature Last Month Last Year
Average change in high temperature day-to-day 9.1° 6.0°
Average change in low temperature day-to-day 10.1° 7.7°
Precipitation Last Month Last Year
Chance of dry day after a precip day 55% 58%
Chance of precip day after a dry day 39% 27%
 
 

Weather forecast accuracy for Pottstown, Pennsylvania

Last Month
Weather Underground   75.28%
The Weather Channel   75.00%
MeteoGroup   73.89%
AccuWeather   73.61%
Foreca   70.83%
NWS Digital Forecast   67.50%
Dark Sky (forecast.io)   64.17%
World Weather Online   49.71%
Persistence   37.36%
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

On average, World Weather Online's low temperature forecasts for Pottstown were off by 8.25 degrees last month.