Weather forecast accuracy details for Ellensburg, Washington

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 (February)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   76.74% 66.28% 75.58% 84.88% 75.87%
The Weather Channel   83.91% 63.22% 74.71% 74.71% 74.14%
Foreca/Vaisala   78.16% 59.77% 74.71% 74.71% 71.84%
AccuWeather   61.45% 46.34% 83.13% 83.13% 68.51%
NWS Digital Forecast   67.82% 51.72% 70.11% 70.11% 64.94%
Open-Meteo   57.47% 50.57% 74.71% 74.71% 64.37%
Wetter   54.02% 52.87% 72.41% 71.26% 62.64%
Weatherbit   39.08% 44.83% 75.86% 75.86% 58.91%
AerisWeather   48.28% 43.68% 70.11% 70.11% 58.05%
OpenWeather   44.83% 43.68% 67.82% 67.82% 56.03%
Pirate Weather   39.08% 37.93% 70.11% 70.11% 54.31%
World Weather Online   36.78% 22.99% 64.37% 64.37% 47.13%
Persistence   44.26% 30.16% 40.98% 40.98% 39.10%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   80.82% 59.00% 89.77% 89.77% 79.84%
Microsoft   79.69% 65.23% 86.59% 86.59% 79.53%
Foreca/Vaisala   77.81% 57.81% 86.58% 86.58% 77.19%
AccuWeather   74.98% 51.61% 84.36% 84.55% 73.87%
NWS Digital Forecast   75.69% 45.49% 82.23% 82.23% 71.41%
AerisWeather   71.14% 42.65% 84.11% 84.11% 70.50%
Weatherbit   43.66% 41.45% 84.01% 84.10% 63.30%
OpenWeather   53.15% 39.82% 78.63% 78.63% 62.56%
Wetter   41.92% 37.17% 82.37% 81.10% 60.64%
Pirate Weather   37.45% 32.97% 85.44% 85.44% 60.33%
Persistence   39.47% 30.28% 69.80% 69.80% 52.34%
World Weather Online   10.03% 20.73% 70.01% 70.01% 42.69%

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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