Weather forecast accuracy details for Hamilton, Ohio

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/Vaisala   78.49% 61.29% 86.02% 86.02% 77.96%
The Weather Channel   74.19% 62.37% 86.02% 86.02% 77.15%
Weather Underground   72.04% 62.37% 82.80% 82.80% 75.00%
AccuWeather   76.67% 61.11% 76.67% 76.67% 72.78%
NWS Digital Forecast   73.12% 60.22% 78.49% 78.49% 72.58%
AerisWeather   65.56% 42.22% 86.67% 86.67% 70.28%
Dark Sky   54.84% 33.33% 84.95% 84.95% 64.52%
World Weather Online   55.91% 25.81% 78.49% 78.49% 59.68%
OpenWeather   53.76% 17.20% 80.65% 80.65% 58.06%
Wetter   45.16% 26.88% 69.89% 69.89% 52.96%
Weatherbit   48.35% 21.98% 70.33% 70.33% 52.75%
Weather News   52.69% 27.96% 51.61% 51.61% 45.97%
Persistence   16.92% 29.41% 56.92% 56.92% 40.05%

Weather Forecast Accuracy Data Last Year (2021)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   79.63% 70.46% 85.00% 85.00% 80.02%
Weather Underground   79.81% 70.74% 83.52% 83.52% 79.40%
Foreca/Vaisala   76.39% 70.65% 84.84% 83.43% 78.83%
AccuWeather   82.23% 69.76% 79.47% 81.57% 78.26%
AerisWeather   75.39% 56.92% 79.85% 79.85% 73.00%
NWS Digital Forecast   77.04% 63.94% 74.72% 74.72% 72.61%
Dark Sky   61.67% 49.63% 85.37% 85.37% 70.51%
OpenWeather   57.69% 39.07% 75.56% 75.56% 61.97%
Weatherbit   54.68% 43.61% 74.65% 74.65% 61.90%
Wetter   49.26% 39.17% 78.98% 78.98% 61.60%
World Weather Online   56.30% 42.13% 73.61% 73.61% 61.41%
Weather News   64.17% 51.11% 64.63% 64.63% 61.13%
Persistence   32.72% 28.45% 54.07% 54.07% 42.33%

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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