Weather forecast accuracy details for Klamath Falls, 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 (December)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Foreca   77.78% 71.11% 87.78% 87.78% 81.11%
The Weather Channel   91.11% 56.67% 87.78% 87.78% 80.83%
Microsoft   91.01% 64.04% 83.53% 83.53% 80.53%
Weatherbit   84.27% 51.69% 87.78% 87.78% 77.88%
AerisWeather   74.44% 62.22% 87.78% 86.67% 77.78%
NWS Digital Forecast   71.59% 32.95% 84.09% 84.09% 68.18%
Pirate Weather   63.33% 24.44% 92.22% 90.00% 67.50%
Open-Meteo   67.78% 18.89% 90.00% 90.00% 66.67%
OpenWeather   74.44% 16.67% 83.33% 83.33% 64.44%
Persistence   48.89% 32.22% 72.22% 72.22% 56.39%
Wetter.com   43.33% 31.11% 73.33% 76.67% 56.11%
World Weather Online   43.33% 22.22% 74.44% 74.44% 53.61%

Weather Forecast Accuracy Data Last Year (2025)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   87.14% 70.79% 89.79% 89.89% 84.40%
The Weather Channel   85.27% 66.57% 90.21% 90.21% 83.07%
Foreca   85.08% 68.02% 87.79% 87.79% 82.17%
AerisWeather   84.88% 67.25% 87.60% 85.66% 81.35%
NWS Digital Forecast   76.92% 57.48% 86.27% 86.27% 76.74%
Weatherbit   76.77% 48.88% 88.57% 88.57% 75.70%
Pirate Weather   72.59% 33.72% 89.41% 87.27% 70.75%
Open-Meteo   62.50% 36.33% 86.14% 86.14% 67.78%
OpenWeather   59.30% 38.84% 84.98% 84.98% 67.03%
World Weather Online   56.88% 39.13% 79.75% 79.75% 63.88%
Wetter.com   55.04% 34.40% 80.81% 82.07% 63.08%
Persistence   37.86% 32.38% 71.36% 71.36% 53.24%

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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