5-day weather forecast for Mechanicsburg, Pennsylvania
Today
65°
88°
Slight Chance Thunderstorms
Sunday
68°
86°
Isolated thunderstorms
Monday
64°
89°
Partly sunny
Tuesday
70°
85°
Chance Thunderstorms
Wednesday
67°
81°
Partly sunny
Click on a forecast to see the forecast trend for that day
Weather changeability for Harrisburg, Pennsylvania
| Temperature | Last Month | Last Year |
|---|---|---|
| Average change in high temperature day-to-day | 8.4° | 5.7° |
| Average change in low temperature day-to-day | 6.7° | 6.9° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 50% | 49% |
| Chance of precip day after a dry day | 22% | 31% |
Weather forecast accuracy for Harrisburg, Pennsylvania
| The Weather Channel | 70.68% |
| Intellicast | 70.68% |
| AccuWeather | 66.36% |
| CustomWeather | 64.20% |
| National Weather Service | 63.89% |
| Weather Underground | 61.73% |
| NWS Digital Forecast | 54.01% |
| World Weather Online | 54.01% |
| Persistence | 40.82% |
| The Weather Channel | 73.00% |
| Intellicast | 73.00% |
| National Weather Service | 72.27% |
| AccuWeather | 70.60% |
| CustomWeather | 70.44% |
| NWS Digital Forecast | 69.24% |
| Persistence | 42.36% |
ForecastAdvisor Fact
2.5% of The Weather Channel's high temperature forecasts for Harrisburg were off by more than 10 degrees last month.