5-day weather forecast for Montoursville, Pennsylvania

Weather changeability for Williamsport, Pennsylvania

Unfortunately, there was not enough data for this station to provide meaningful weather changeability data.

Weather forecast accuracy for Williamsport, Pennsylvania

Last Month
The Weather Channel   80.56%
AccuWeather   80.00%
Weather Underground   79.72%
Foreca   78.06%
MeteoGroup   74.72%
Dark Sky (forecast.io)   71.39%
NWS Digital Forecast   71.11%
Persistence   48.61%
Last Year
Weather Underground   75.44%
The Weather Channel   74.01%
MeteoGroup   73.95%
AccuWeather   72.30%
Foreca   70.74%
WeatherBug   69.29%
NWS Digital Forecast   68.44%
CustomWeather   67.46%
Persistence   40.09%

ForecastAdvisor Fact

10.0% of AccuWeather's low temperature forecasts for Williamsport were exactly right last month.