5-day weather forecast for Calhoun, Illinois

Weather forecast accuracy details for Lawrenceville, Illinois

These are the one- to three-day out accuracy percentages for high temperature, low temperature, icon forecast precipitation (both rain and snow), and text forecast precipitation (both rain and snow). Temperature accuracy is the percentage of forecasts within three degrees. Precipitation accuracy is the percentage of correct forecasts. The forecasts are collected in the evening.

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Weather Forecast Accuracy Data Last Month
Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   87.10% 88.17% 88.17% 88.17% 87.90%
Weather Underground   88.17% 89.25% 79.57% 79.57% 84.14%
AccuWeather   83.87% 84.95% 82.80% 83.87% 83.87%
National Weather Service   86.02% 69.89% 87.10% 87.10% 82.53%
WeatherBug   86.02% 66.67% 86.02% 86.02% 81.18%
MeteoGroup   81.72% 84.95% 77.42% 79.57% 80.91%
CustomWeather   82.80% 72.04% 80.65% 80.65% 79.03%
Foreca   81.72% 79.57% 76.34% 76.34% 78.49%
Dark Sky (forecast.io)   78.49% 73.12% 80.65% 80.65% 78.23%
Persistence   39.78% 27.96% 59.14% 59.14% 46.51%
Weather Forecast Accuracy Data Last Year
Provider High Temp Low Temp Icon Precip Text Precip Overall
MeteoGroup   70.95% 72.88% 83.89% 84.20% 77.98%
The Weather Channel   70.63% 73.88% 81.61% 81.61% 76.93%
National Weather Service   68.64% 69.25% 82.48% 81.36% 75.43%
Foreca   69.97% 66.80% 79.26% 79.26% 73.83%
AccuWeather   64.63% 67.28% 81.10% 81.91% 73.73%
WeatherBug   65.89% 64.21% 82.00% 82.00% 73.53%
Weather Underground   61.28% 67.58% 81.50% 76.52% 71.72%
CustomWeather   64.53% 62.80% 76.22% 76.12% 69.92%
Persistence   28.68% 26.23% 62.28% 62.28% 44.87%
 
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The data here is calculated from forecasts and observations collected and analyzed by ForecastWatch. If you would like more information about the methods, scientific approach, and the quality controls employed to ensure the data and analyses are of the highest quality, please read this white paper.

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