5-day weather forecast for San Antonio, Texas

Weather forecast accuracy details for San Antonio, Texas

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
MeteoGroup   90.00% 92.22% 95.56% 95.56% 93.33%
Weather Underground   92.22% 90.00% 87.78% 87.78% 89.44%
The Weather Channel   93.55% 90.32% 86.02% 86.02% 88.98%
WeatherBug   74.44% 84.44% 90.00% 90.00% 84.72%
Persistence   86.02% 70.97% 90.32% 90.32% 84.41%
AccuWeather   74.19% 92.47% 83.87% 80.65% 82.80%
National Weather Service   77.78% 90.00% 81.11% 81.11% 82.50%
Foreca   83.87% 86.02% 75.27% 75.27% 80.11%
CustomWeather   25.81% 94.62% 88.17% 88.17% 74.19%
Dark Sky (forecast.io)   58.06% 76.34% 66.67% 66.67% 66.94%
Weather Forecast Accuracy Data Last Year
Provider High Temp Low Temp Icon Precip Text Precip Overall
MeteoGroup   69.56% 68.90% 86.50% 86.50% 77.86%
The Weather Channel   73.52% 67.82% 84.98% 84.98% 77.82%
AccuWeather   69.75% 70.96% 81.67% 79.01% 75.35%
WeatherBug   67.18% 67.55% 83.28% 83.28% 75.32%
National Weather Service   65.21% 70.41% 79.82% 77.34% 73.19%
Weather Underground   66.73% 62.52% 84.60% 78.18% 73.01%
CustomWeather   61.28% 68.41% 79.51% 79.31% 72.13%
Foreca   70.71% 57.98% 74.48% 74.48% 69.41%
Persistence   44.78% 38.91% 71.40% 71.40% 56.62%
 
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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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