Weather forecast accuracy details for Duluth, Minnesota

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 (January)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   82.22% 75.28% 85.56% 82.22% 81.32%
The Weather Channel   76.34% 67.74% 80.65% 80.65% 76.34%
Foreca/Vaisala   79.57% 73.12% 73.12% 73.12% 74.73%
AerisWeather   79.57% 56.99% 78.49% 78.49% 73.39%
NWS Digital Forecast   66.67% 53.33% 83.33% 83.33% 71.67%
AccuWeather   74.19% 62.37% 68.82% 69.89% 68.82%
Weatherbit   63.44% 52.69% 74.19% 74.19% 66.13%
Open-Meteo   60.22% 37.63% 77.42% 77.42% 63.17%
Wetter.com   53.76% 38.71% 73.12% 73.12% 59.68%
Pirate Weather   65.59% 20.43% 76.34% 76.34% 59.68%
OpenWeather   65.59% 21.51% 74.19% 74.19% 58.87%
World Weather Online   46.24% 36.56% 74.19% 74.19% 57.80%
Persistence   13.79% 7.14% 39.66% 39.66% 25.06%

Weather Forecast Accuracy Data Last Year (2024)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   78.18% 76.84% 83.71% 85.06% 80.95%
The Weather Channel   78.52% 75.07% 84.87% 84.87% 80.84%
AccuWeather   75.76% 74.69% 79.64% 81.34% 77.86%
Foreca/Vaisala   75.16% 71.80% 81.79% 81.79% 77.64%
Weatherbit   73.80% 71.74% 81.60% 81.69% 77.21%
AerisWeather   73.20% 69.28% 80.11% 80.02% 75.65%
NWS Digital Forecast   71.46% 67.91% 77.33% 77.33% 73.51%
Open-Meteo   62.37% 57.52% 80.67% 80.67% 70.31%
Pirate Weather   68.53% 43.23% 80.86% 80.86% 68.37%
World Weather Online   58.64% 53.97% 74.98% 74.98% 65.64%
OpenWeather   57.89% 41.27% 79.93% 79.93% 64.75%
Wetter.com   53.78% 55.74% 71.52% 72.36% 63.35%
Persistence   28.04% 30.03% 51.21% 51.21% 40.12%

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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