5-day weather forecast for Grand Island, Florida

Weather forecast accuracy details for Leesburg, 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
AccuWeather   92.22% 84.44% 94.44% 92.22% 90.83%
The Weather Channel   92.22% 83.33% 93.33% 93.33% 90.56%
Weather Underground   93.33% 83.33% 92.22% 92.22% 90.28%
MeteoGroup   98.89% 77.78% 91.11% 91.11% 89.72%
WeatherBug   93.33% 72.22% 95.56% 95.56% 89.17%
National Weather Service   97.78% 75.56% 90.00% 90.00% 88.33%
Foreca   86.67% 71.11% 90.00% 90.00% 84.44%
Dark Sky (forecast.io)   82.22% 76.67% 87.78% 87.78% 83.61%
CustomWeather   75.56% 56.67% 94.44% 94.44% 80.28%
Persistence   60.71% 32.10% 79.76% 79.76% 63.08%
Weather Forecast Accuracy Data Last Year
Provider High Temp Low Temp Icon Precip Text Precip Overall
MeteoGroup   79.27% 84.38% 83.10% 83.01% 82.44%
The Weather Channel   80.12% 84.43% 74.93% 74.93% 78.60%
WeatherBug   78.79% 75.92% 76.84% 76.84% 77.10%
Weather Underground   77.41% 79.27% 75.44% 67.49% 74.90%
AccuWeather   81.10% 78.45% 70.71% 68.66% 74.73%
CustomWeather   65.23% 78.06% 76.30% 75.81% 73.85%
National Weather Service   79.53% 77.77% 66.21% 66.01% 72.38%
Foreca   70.96% 72.39% 70.18% 70.18% 70.93%
Persistence   52.07% 48.96% 68.67% 68.67% 59.59%
 
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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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