Weather forecast accuracy details for La Grande, Oregon

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 (March)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Foreca/Vaisala   69.89% 58.06% 84.95% 84.95% 74.46%
The Weather Channel   83.87% 52.69% 79.57% 79.57% 73.92%
Microsoft   84.27% 67.42% 68.54% 74.16% 73.60%
NWS Digital Forecast   65.59% 47.31% 84.95% 84.95% 70.70%
AccuWeather   73.33% 48.89% 77.78% 78.89% 69.72%
AerisWeather   48.39% 52.69% 86.02% 87.10% 68.55%
Weatherbit   52.69% 46.24% 75.27% 75.27% 62.37%
Pirate Weather   11.83% 40.86% 88.17% 88.17% 57.26%
Open-Meteo   15.05% 38.71% 84.95% 84.95% 55.91%
OpenWeather   3.23% 43.01% 84.95% 84.95% 54.03%
Persistence   39.44% 38.89% 66.20% 66.20% 52.68%
World Weather Online   3.23% 35.48% 78.49% 78.49% 48.92%
Wetter   20.43% 39.78% 56.99% 55.91% 43.28%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   80.83% 63.21% 82.09% 82.09% 77.06%
The Weather Channel   84.07% 55.34% 82.23% 82.23% 75.97%
AerisWeather   80.39% 50.55% 81.03% 80.94% 73.23%
AccuWeather   74.47% 59.50% 78.78% 77.72% 72.62%
Foreca/Vaisala   75.14% 53.41% 79.83% 79.83% 72.05%
NWS Digital Forecast   80.37% 45.79% 76.05% 76.05% 69.57%
Weatherbit   73.54% 43.45% 78.83% 78.83% 68.66%
Wetter   60.87% 32.87% 80.20% 81.12% 63.77%
Pirate Weather   51.62% 28.16% 81.26% 81.26% 60.57%
OpenWeather   60.77% 30.57% 74.95% 74.95% 60.31%
World Weather Online   58.86% 36.80% 70.33% 70.33% 59.08%
Persistence   35.58% 27.23% 62.05% 62.05% 46.73%

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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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