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 6.7° 5.7°
Average change in low temperature day-to-day 5.2° 6.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 38% 52%
Chance of precip day after a dry day 47% 33%

Weather forecast accuracy for Williamsport, Pennsylvania

Last Month
AccuWeather   76.19%
The Weather Channel   71.43%
Weather Underground   71.43%
MeteoGroup   70.54%
NWS Digital Forecast   69.05%
Foreca   69.05%
Dark Sky (forecast.io)   67.26%
World Weather Online   59.52%
Persistence   44.89%
Last Year
The Weather Channel   73.26%
Weather Underground   72.82%
AccuWeather   72.58%
Foreca   71.77%
MeteoGroup   71.23%
Dark Sky (forecast.io)   67.60%
NWS Digital Forecast   66.09%
World Weather Online   58.43%
Persistence   44.10%

ForecastAdvisor Fact

11.2% of World Weather Online's high temperature forecasts for Williamsport were exactly right last year.