5-day weather forecast for Williamsport, Pennsylvania
Today
64°
88°
Chance Thunderstorms
Saturday
60°
73°
Rain Likely
Sunday
56°
80°
Partly Cloudy
Monday
55°
79°
Chance Thunderstorms
Tuesday
52°
74°
Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Montoursville, Pennsylvania
| National Weather Service | 76.63% |
| NWS Digital Forecast | 76.53% |
| The Weather Channel | 74.48% |
| Intellicast | 73.91% |
| Accuweather | 72.84% |
| MyForecast | 70.69% |
| The Weather Channel | 70.53% |
| Intellicast | 70.47% |
| MyForecast | 69.03% |
| National Weather Service | 68.18% |
| Accuweather | 67.87% |
| NWS Digital Forecast | 67.45% |
ForecastAdvisor Fact
66.7% of The Weather Channel's high temperature forecasts for Montoursville were within 3 degrees of actual temperatures last month.