5-day weather forecast for Summerland Key, Florida

Weather forecast accuracy details for Key West, Florida

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.

Click on the headers to sort by that column.
Weather Forecast Accuracy Data Last Month
Provider High Temp Low Temp Icon Precip Text Precip Overall
MeteoGroup   96.77% 88.17% 70.97% 68.82% 81.18%
CustomWeather   92.47% 83.87% 72.04% 72.04% 80.11%
WeatherBug   97.78% 81.11% 63.33% 63.33% 76.39%
Foreca   93.26% 97.78% 55.06% 55.06% 75.29%
AccuWeather   96.77% 93.55% 55.91% 48.39% 73.66%
Weather Underground   68.89% 94.44% 61.11% 61.11% 71.39%
Persistence   87.10% 74.19% 61.29% 61.29% 70.97%
The Weather Channel   63.44% 94.62% 61.29% 61.29% 70.16%
National Weather Service   96.77% 88.17% 35.48% 35.48% 63.98%
Dark Sky (forecast.io)   32.26% 86.02% 54.84% 54.84% 56.99%
Weather Forecast Accuracy Data Last Year
Provider High Temp Low Temp Icon Precip Text Precip Overall
MeteoGroup   93.82% 86.37% 78.06% 77.74% 84.00%
WeatherBug   88.29% 84.06% 76.03% 76.03% 81.10%
CustomWeather   92.04% 81.42% 74.84% 74.52% 80.71%
The Weather Channel   92.02% 87.01% 70.11% 70.11% 79.81%
AccuWeather   90.93% 81.00% 68.84% 65.74% 76.63%
Weather Underground   87.15% 83.55% 74.52% 57.22% 75.61%
Foreca   91.48% 79.87% 65.07% 65.07% 75.37%
Persistence   77.27% 59.21% 69.62% 69.62% 68.93%
National Weather Service   90.13% 85.24% 49.68% 49.58% 68.66%
 
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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 white paper.

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