Weather forecast accuracy details for Corvallis, 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 (February)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   87.06% 80.00% 92.94% 91.76% 87.94%
Foreca/Vaisala   78.16% 83.91% 90.80% 90.80% 85.92%
The Weather Channel   78.16% 78.16% 89.66% 89.66% 83.91%
AccuWeather   80.52% 87.01% 83.12% 80.52% 82.79%
AerisWeather   70.11% 62.07% 88.51% 88.51% 77.30%
Open-Meteo   64.37% 66.67% 85.06% 85.06% 75.29%
NWS Digital Forecast   61.18% 60.00% 88.24% 88.24% 74.41%
Weatherbit   75.00% 71.26% 72.62% 72.62% 72.88%
OpenWeather   58.62% 50.57% 87.36% 87.36% 70.98%
World Weather Online   54.02% 43.68% 87.36% 87.36% 68.10%
Pirate Weather   51.72% 41.38% 80.46% 80.46% 63.51%
Persistence   41.67% 40.98% 60.00% 60.00% 50.66%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   80.57% 79.36% 91.86% 91.86% 85.91%
The Weather Channel   79.72% 77.69% 91.51% 91.51% 85.11%
Foreca/Vaisala   77.59% 72.87% 89.41% 89.41% 82.32%
AerisWeather   74.07% 72.87% 90.23% 90.23% 81.85%
AccuWeather   79.81% 72.53% 87.01% 87.77% 81.78%
NWS Digital Forecast   69.63% 68.23% 87.89% 87.89% 78.41%
Weatherbit   67.23% 68.99% 88.01% 88.10% 78.08%
OpenWeather   51.20% 50.65% 88.49% 88.49% 69.71%
World Weather Online   56.01% 38.66% 87.39% 87.39% 67.36%
Pirate Weather   39.46% 43.45% 88.00% 88.00% 64.73%
Persistence   36.29% 39.18% 73.03% 73.03% 55.39%

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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