Weather forecast accuracy details for Louisville, Kentucky

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
The Weather Channel   88.17% 86.02% 96.77% 96.77% 91.94%
Microsoft   65.06% 74.70% 95.18% 96.39% 82.83%
AccuWeather   72.04% 69.89% 92.47% 92.47% 81.72%
NWS Digital Forecast   76.34% 68.82% 88.17% 88.17% 80.38%
AerisWeather   65.59% 63.44% 88.17% 88.17% 76.34%
Weatherbit   64.44% 58.70% 88.89% 88.89% 75.23%
Foreca/Vaisala   63.44% 56.99% 88.17% 88.17% 74.19%
Wetter.com   52.69% 58.06% 91.40% 91.40% 73.39%
World Weather Online   43.01% 50.54% 91.40% 91.40% 69.09%
Open-Meteo   49.46% 46.24% 84.95% 84.95% 66.40%
Pirate Weather   58.06% 10.75% 95.70% 95.70% 65.05%
OpenWeather   56.99% 19.35% 89.25% 89.25% 63.71%
Persistence   15.52% 17.86% 50.00% 50.00% 33.34%

Weather Forecast Accuracy Data Last Year (2024)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   82.87% 79.59% 89.08% 89.08% 85.15%
Microsoft   79.16% 81.11% 88.59% 88.64% 84.37%
Foreca/Vaisala   78.18% 79.31% 87.02% 87.02% 82.88%
AerisWeather   77.62% 78.18% 86.55% 86.55% 82.23%
AccuWeather   80.34% 79.56% 82.20% 82.20% 81.07%
Weatherbit   77.96% 67.56% 83.30% 83.30% 78.03%
NWS Digital Forecast   75.90% 73.29% 81.08% 81.08% 77.84%
Pirate Weather   70.13% 44.57% 86.93% 86.93% 72.14%
Open-Meteo   58.43% 57.87% 82.63% 82.63% 70.39%
Wetter.com   56.18% 67.42% 75.16% 74.70% 68.36%
OpenWeather   58.15% 41.57% 82.82% 82.82% 66.34%
World Weather Online   52.62% 47.94% 80.39% 80.39% 65.34%
Persistence   35.25% 28.76% 55.73% 55.73% 43.87%

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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