Weather forecast accuracy details for Declo, 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.

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Weather Forecast Accuracy Data Last Month (August)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   84.95% 83.87% 77.42% 77.42% 80.91%
Weatherbit   79.57% 83.87% 79.57% 79.57% 80.65%
AerisWeather   75.27% 83.87% 78.49% 78.49% 79.03%
AccuWeather   84.44% 78.89% 75.56% 76.67% 78.89%
NWS Digital Forecast   74.19% 79.57% 78.49% 78.49% 77.69%
Microsoft   78.31% 76.54% 75.90% 75.90% 76.67%
Foreca/Vaisala   70.97% 72.04% 73.12% 73.12% 72.31%
Wetter   43.01% 49.46% 78.49% 77.42% 62.10%
World Weather Online   12.90% 59.14% 77.42% 77.42% 56.72%
Pirate Weather   47.78% 25.56% 75.56% 75.56% 56.11%
OpenWeather   13.98% 34.41% 72.04% 72.04% 48.12%
Persistence   35.82% 36.23% 49.25% 49.25% 42.64%

Weather Forecast Accuracy Data Last Year (2022)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   76.83% 70.33% 90.20% 90.20% 81.89%
AccuWeather   76.04% 67.50% 87.70% 86.35% 79.40%
AerisWeather   70.70% 62.00% 87.64% 87.55% 76.97%
Microsoft   74.45% 68.13% 81.78% 81.78% 76.53%
NWS Digital Forecast   72.19% 57.92% 85.27% 85.27% 75.16%
Foreca/Vaisala   71.52% 61.72% 82.51% 82.51% 74.57%
Weatherbit   63.74% 48.72% 82.60% 82.60% 69.41%
Wetter   49.76% 41.27% 87.25% 87.25% 66.38%
OpenWeather   52.11% 30.49% 80.31% 80.31% 60.81%
World Weather Online   48.26% 41.30% 76.83% 76.83% 60.81%
Persistence   29.57% 33.01% 64.90% 64.90% 48.10%

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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