5-day weather forecast for Ancona, Illinois
Today
60°
81°
Chance Thunderstorms
Thursday
66°
83°
Chance Thunderstorms
Friday
68°
86°
Chance Thunderstorms
Saturday
66°
89°
Partly Cloudy
Sunday
67°
87°
Partly Cloudy
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Peoria, Illinois
| The Weather Channel | 78.56% |
| MyForecast | 76.94% |
| Accuweather | 76.85% |
| National Weather Service | 75.82% |
| NWS Digital Forecast | 73.85% |
| Intellicast | 70.69% |
| The Weather Channel | 72.96% |
| National Weather Service | 72.07% |
| Intellicast | 71.31% |
| MyForecast | 70.36% |
| NWS Digital Forecast | 70.18% |
| Accuweather | 69.52% |
ForecastAdvisor Fact
On average, Accuweather's low temperature forecasts for Peoria were off by 3.60 degrees last year.