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 6.5° 5.9°
Average change in low temperature day-to-day 5.5° 8.2°
Precipitation Last Month Last Year
Chance of dry day after a precip day 36% 56%
Chance of precip day after a dry day 24% 33%

Weather forecast accuracy for Williamsport, Pennsylvania

Last Month
The Weather Channel   73.06%
Weather Underground   72.78%
Foreca   71.67%
MeteoGroup   68.61%
AccuWeather   65.56%
Dark Sky (forecast.io)   65.56%
World Weather Online   57.50%
NWS Digital Forecast   56.67%
Persistence   48.66%
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

1.4% of MeteoGroup's low temperature forecasts for Williamsport were off by more than 10 degrees last year.