Weather forecast accuracy details for Amherst, Colorado

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 (July)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   82.80% 90.32% 76.34% 76.34% 81.45%
Weather Underground   82.80% 90.32% 70.97% 70.97% 78.76%
AerisWeather   79.57% 91.40% 69.89% 69.89% 77.69%
AccuWeather   76.67% 88.89% 65.56% 65.56% 74.17%
Foreca/Vaisala   73.12% 78.49% 66.67% 66.67% 71.24%
NWS Digital Forecast   81.72% 88.17% 52.69% 52.69% 68.82%
Weather News   52.69% 91.40% 64.52% 64.52% 68.28%
Dark Sky   59.14% 83.87% 63.44% 63.44% 67.47%
Weatherbit   64.52% 48.39% 73.12% 73.12% 64.78%
Wetter   51.61% 55.91% 66.67% 66.67% 60.22%
OpenWeather   52.69% 61.29% 52.69% 52.69% 54.84%
Persistence   29.41% 46.27% 58.82% 58.82% 48.33%
World Weather Online   38.71% 68.82% 41.94% 41.94% 47.85%

Weather Forecast Accuracy Data Last Year (2021)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Weather Underground   73.17% 67.97% 88.80% 88.80% 79.68%
The Weather Channel   73.07% 67.78% 88.52% 88.52% 79.47%
Foreca/Vaisala   69.92% 65.27% 85.91% 85.37% 76.62%
AccuWeather   72.77% 65.85% 82.11% 82.58% 75.83%
AerisWeather   69.93% 59.87% 85.70% 85.70% 75.30%
Dark Sky   65.09% 55.99% 86.39% 86.39% 73.46%
NWS Digital Forecast   71.15% 61.53% 78.10% 78.10% 72.22%
Weather News   57.43% 55.15% 84.99% 84.99% 70.64%
Weatherbit   57.26% 39.03% 82.24% 82.24% 65.19%
Wetter   58.38% 29.71% 86.13% 86.13% 65.09%
OpenWeather   58.22% 32.31% 78.89% 78.89% 62.08%
World Weather Online   54.56% 31.56% 75.39% 75.39% 59.23%
Persistence   22.52% 31.58% 70.99% 70.99% 49.02%

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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 overview.

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