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 (June)
Provider High Temp Low Temp Icon Precip Text Precip Overall
Weather Underground   67.78% 92.22% 83.33% 83.33% 81.67%
The Weather Channel   67.78% 92.22% 82.22% 82.22% 81.11%
Wetter   56.67% 73.33% 82.22% 82.22% 73.61%
AccuWeather   63.33% 86.67% 72.22% 70.00% 73.06%
Open Weathermap   68.89% 71.11% 72.22% 72.22% 71.11%
Aeris Weather   48.89% 83.33% 74.44% 74.44% 70.28%
World Weather Online   67.78% 81.11% 64.44% 64.44% 69.44%
NWS Digital Forecast   46.67% 82.22% 73.33% 73.33% 68.89%
Foreca   46.67% 80.00% 66.67% 66.67% 65.00%
Persistence   61.11% 51.35% 56.94% 56.94% 56.59%
Weather News   59.09% 74.44% 76.14% 0.00% 52.42%
Weather Forecast Accuracy Data Last Year (2019)
Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   77.65% 76.24% 83.71% 83.71% 80.33%
AccuWeather   77.37% 73.52% 82.96% 80.90% 78.69%
Weather Underground   77.59% 76.27% 74.08% 82.72% 77.67%
Foreca   74.27% 72.96% 78.65% 78.65% 76.13%
NWS Digital Forecast   71.43% 66.57% 72.46% 72.46% 70.73%
Wetter   58.52% 55.68% 82.34% 82.34% 69.72%
World Weather Online   53.71% 55.87% 67.23% 67.23% 61.01%
Weather News   51.50% 51.52% 75.10% 44.02% 55.53%
Persistence   47.62% 39.78% 63.55% 63.55% 53.62%
 
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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 overview.

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