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 4.9° 5.3°
Average change in low temperature day-to-day 9.2° 7.1°
Precipitation Last Month Last Year
Chance of dry day after a precip day 62% 60%
Chance of precip day after a dry day 38% 28%

Weather forecast accuracy for Williamsport, Pennsylvania

Last Month
Weather Underground   74.72%
The Weather Channel   73.61%
Foreca   67.22%
CustomWeather   65.00%
MeteoGroup   65.00%
AccuWeather   64.72%
National Weather Service   63.33%
Dark Sky (forecast.io)   58.33%
WeatherBug   56.61%
Persistence   41.09%
Last Year
MeteoGroup   75.47%
The Weather Channel   71.77%
Weather Underground   68.70%
AccuWeather   68.11%
WeatherBug   67.65%
Foreca   67.64%
CustomWeather   67.22%
National Weather Service   66.30%
Persistence   43.61%

ForecastAdvisor Fact

It rained or snowed 61% of the time in Williamsport last year when The Weather Channel's text forecasts called for precipitation, and 13% of the time when they did not.