5-day weather forecast for Montoursville, Pennsylvania

Weather changeability for Williamsport, Pennsylvania

Temperature Last Month Last Year
Average change in high temperature day-to-day 7.5° 5.9°
Average change in low temperature day-to-day 7.7° 8.2°
Precipitation Last Month Last Year
Chance of dry day after a precip day 80% 56%
Chance of precip day after a dry day 33% 33%

Weather forecast accuracy for Williamsport, Pennsylvania

Last Month
The Weather Channel   69.89%
Weather Underground   69.09%
Foreca   66.13%
AccuWeather   65.32%
MeteoGroup   64.52%
Dark Sky (forecast.io)   56.18%
World Weather Online   51.88%
NWS Digital Forecast   51.61%
Persistence   37.90%
Last Year
The Weather Channel   75.28%
Weather Underground   75.21%
AccuWeather   74.10%
MeteoGroup   72.85%
Foreca   72.26%
Dark Sky (forecast.io)   67.78%
NWS Digital Forecast   67.17%
World Weather Online   60.24%
Persistence   41.60%

ForecastAdvisor Fact

1.1% of AccuWeather's low temperature forecasts for Williamsport were off by more than 10 degrees last month.