Weather forecast accuracy details for Kalamazoo, Michigan

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 (May)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Weather Underground   74.19% 79.57% 84.95% 84.95% 80.91%
The Weather Channel   73.12% 79.57% 84.95% 84.95% 80.65%
AccuWeather   65.59% 77.42% 86.02% 86.02% 78.76%
Dark Sky   66.67% 74.19% 79.57% 79.57% 75.00%
Foreca/Vaisala   59.14% 77.42% 79.57% 79.57% 73.92%
AerisWeather   59.14% 65.59% 79.57% 79.57% 70.97%
Weather News   60.22% 52.69% 83.87% 83.87% 70.16%
NWS Digital Forecast   58.62% 71.26% 73.56% 73.56% 69.25%
Wetter   26.88% 67.74% 76.34% 76.34% 61.83%
Weatherbit   57.14% 28.26% 80.22% 80.22% 61.46%
World Weather Online   46.24% 41.94% 70.97% 70.97% 57.53%
OpenWeather   25.81% 32.26% 75.27% 75.27% 52.15%
Persistence   18.46% 27.69% 44.62% 44.62% 33.85%

Weather Forecast Accuracy Data Last Year (2021)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   84.21% 80.24% 85.96% 85.96% 84.10%
Weather Underground   84.12% 80.42% 83.84% 83.84% 83.06%
Dark Sky   76.45% 72.48% 83.84% 83.84% 79.16%
AccuWeather   79.65% 78.25% 76.65% 78.62% 78.29%
Foreca/Vaisala   78.02% 73.59% 81.89% 79.59% 78.27%
AerisWeather   75.56% 64.17% 80.56% 80.46% 75.19%
NWS Digital Forecast   75.37% 64.26% 72.17% 72.17% 70.99%
Wetter   44.60% 56.97% 75.99% 75.99% 63.39%
Weather News   66.91% 57.80% 62.57% 62.57% 62.46%
World Weather Online   50.05% 53.28% 71.47% 71.47% 61.57%
OpenWeather   48.01% 43.95% 73.41% 73.41% 59.70%
Weatherbit   46.12% 49.77% 71.31% 71.31% 59.62%
Persistence   33.29% 27.43% 54.20% 54.20% 42.28%

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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