Weather forecast accuracy details for Idaho Falls, Idaho

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.

Click on the headers to sort by that column.

Weather Forecast Accuracy Data Last Month (December)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Weather Underground   77.42% 76.34% 76.34% 76.34% 76.61%
The Weather Channel   77.42% 76.34% 69.89% 69.89% 73.39%
AccuWeather   68.89% 71.11% 74.44% 74.44% 72.22%
Dark Sky   61.29% 61.29% 73.12% 73.12% 67.20%
AerisWeather   80.00% 47.78% 67.78% 67.78% 65.83%
NWS Digital Forecast   79.57% 46.24% 63.44% 63.44% 63.17%
Foreca/Vaisala   58.06% 53.76% 63.44% 63.44% 59.68%
Weather News   50.54% 32.26% 74.19% 74.19% 57.80%
OpenWeather   53.76% 29.03% 65.59% 65.59% 53.49%
Weatherbit   60.87% 26.88% 61.96% 61.96% 52.92%
World Weather Online   53.76% 16.13% 67.74% 67.74% 51.34%
Persistence   32.84% 30.43% 55.22% 55.22% 43.43%

Weather Forecast Accuracy Data Last Year (2021)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Weather Underground   80.41% 68.43% 89.14% 89.14% 81.78%
The Weather Channel   79.85% 67.78% 89.23% 89.23% 81.52%
AccuWeather   78.97% 66.26% 84.09% 84.51% 78.46%
Foreca/Vaisala   70.01% 61.56% 88.28% 85.89% 76.43%
AerisWeather   75.42% 55.40% 86.13% 86.22% 75.79%
NWS Digital Forecast   76.40% 59.14% 81.74% 81.74% 74.76%
Dark Sky   68.34% 49.77% 89.14% 89.14% 74.09%
Weather News   61.43% 50.32% 81.69% 81.69% 68.78%
Weatherbit   60.65% 37.73% 77.77% 77.77% 63.48%
OpenWeather   52.00% 35.93% 77.16% 77.16% 60.56%
World Weather Online   43.36% 35.93% 76.42% 76.42% 58.03%
Persistence   32.69% 31.19% 69.73% 69.73% 50.84%

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.

Please contact us with whatever custom needs you may have. We would love to help!