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.

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Weather Forecast Accuracy Data Last Month
Provider High Temp Low Temp Icon Precip Text Precip Overall
Foreca   87.36% 89.66% 80.46% 80.46% 84.48%
MeteoGroup   89.66% 86.21% 78.16% 78.16% 83.05%
The Weather Channel   81.61% 93.10% 77.01% 77.01% 82.18%
Weather Underground   85.19% 92.59% 75.31% 75.31% 82.10%
AccuWeather   93.10% 91.95% 71.26% 67.82% 81.03%
NWS Digital Forecast   94.25% 77.01% 68.97% 68.97% 77.30%
Dark Sky (forecast.io)   79.31% 73.56% 68.97% 68.97% 72.70%
World Weather Online   76.19% 57.14% 77.38% 77.38% 72.02%
Persistence   83.91% 60.92% 64.37% 64.37% 68.39%
Weather Forecast Accuracy Data Last Year
Provider High Temp Low Temp Icon Precip Text Precip Overall
MeteoGroup   94.87% 90.69% 77.49% 76.83% 84.97%
The Weather Channel   92.40% 92.78% 71.32% 71.32% 81.96%
Weather Underground   92.29% 92.86% 71.33% 71.33% 81.95%
Foreca   93.90% 88.67% 71.05% 71.05% 81.17%
AccuWeather   94.48% 92.38% 64.19% 60.86% 77.98%
World Weather Online   83.38% 71.28% 70.12% 70.12% 73.73%
Persistence   81.14% 71.70% 67.23% 67.23% 71.83%
Dark Sky (forecast.io)   65.15% 85.38% 65.91% 65.91% 70.58%
NWS Digital Forecast   93.44% 89.11% 49.47% 49.37% 70.35%
 
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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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