Weather forecast accuracy details for Argenta, 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 (January)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   83.70% 75.00% 92.47% 92.47% 85.91%
The Weather Channel   83.87% 76.34% 89.25% 89.25% 84.68%
AerisWeather   82.80% 78.49% 84.95% 84.95% 82.80%
Weatherbit   77.17% 70.65% 87.10% 87.10% 80.50%
Foreca   75.27% 73.12% 86.02% 86.02% 80.11%
NWS Digital Forecast   77.78% 72.22% 84.44% 84.44% 79.72%
Pirate Weather   75.27% 32.26% 88.17% 89.25% 71.24%
Open-Meteo   70.97% 53.76% 78.49% 78.49% 70.43%
World Weather Online   47.31% 54.84% 83.87% 83.87% 67.47%
OpenWeather   67.74% 31.18% 80.65% 80.65% 65.05%
Wetter.com   30.11% 25.81% 76.34% 74.19% 51.61%
Persistence   0.00% 0.00% 100.00% 100.00% 50.00%

Weather Forecast Accuracy Data Last Year (2025)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   83.24% 78.32% 84.34% 84.34% 82.56%
Microsoft   81.75% 76.60% 85.63% 86.02% 82.50%
Weatherbit   76.54% 73.22% 82.85% 82.95% 78.89%
AerisWeather   77.26% 71.77% 83.09% 83.29% 78.85%
Foreca   76.23% 71.21% 83.43% 83.43% 78.57%
NWS Digital Forecast   73.18% 68.64% 72.49% 72.49% 71.70%
Pirate Weather   73.84% 39.92% 84.54% 80.58% 69.72%
Open-Meteo   64.07% 52.31% 75.31% 75.31% 66.75%
World Weather Online   54.24% 50.77% 76.18% 76.18% 64.34%
OpenWeather   54.20% 38.74% 74.57% 74.57% 60.52%
Wetter.com   42.68% 46.05% 75.70% 74.83% 59.81%
Persistence   35.49% 30.15% 61.64% 61.64% 47.23%

If this data feeds your inner weather geek, you'll probably be interested in the amazing amount of weather data available from ForecastWatch. Likewise, if you're looking to assess your own forecasting accuracy or would like to make more informed decisions about a weather provider you're considering or already use, we can provide data to help you.

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 overview.

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