5-day weather forecast for Harrisburg, Pennsylvania
Today
41°
69°
Sunny
Monday
43°
74°
Mostly Sunny
Tuesday
51°
76°
Chance Thunderstorms
Wednesday
59°
80°
Isolated Thunderstorms
Thursday
61°
87°
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 | 8.2° | 5.7° |
| Average change in low temperature day-to-day | 8.3° | 6.9° |
| Precipitation | Last Month | Last Year |
|---|---|---|
| Chance of dry day after a precip day | 63% | 49% |
| Chance of precip day after a dry day | 25% | 31% |
Weather forecast accuracy for Harrisburg, Pennsylvania
| NWS Digital Forecast | 70.11% |
| AccuWeather | 69.54% |
| National Weather Service | 68.97% |
| The Weather Channel | 68.39% |
| Intellicast | 68.39% |
| CustomWeather | 64.94% |
| Weather Underground | 64.94% |
| World Weather Online | 56.32% |
| Persistence | 39.88% |
| 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
1.1% of The Weather Channel's low temperature forecasts for Harrisburg were off by more than 10 degrees last month.