Weather forecast accuracy details for Houston, 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 (December)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   84.95% 90.32% 81.72% 81.72% 84.68%
Weather Underground   84.95% 90.32% 80.65% 79.57% 83.87%
NWS Digital Forecast   81.72% 80.65% 82.80% 82.80% 81.99%
Foreca/Vaisala   84.95% 86.02% 78.49% 78.49% 81.99%
AccuWeather   83.87% 82.80% 79.57% 76.34% 80.65%
AerisWeather   74.19% 73.12% 78.49% 78.49% 76.08%
Wetter   62.37% 76.34% 79.57% 74.19% 73.12%
Weather News   61.29% 65.59% 81.72% 81.72% 72.58%
Dark Sky   68.82% 31.18% 88.17% 88.17% 69.09%
World Weather Online   63.44% 53.76% 74.19% 74.19% 66.40%
Weatherbit   57.61% 41.30% 80.43% 80.43% 64.95%
OpenWeather   68.82% 38.71% 72.04% 72.04% 62.90%
Persistence   21.74% 19.18% 50.72% 50.72% 35.59%

Weather Forecast Accuracy Data Last Year (2022)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Weather Underground   84.11% 86.03% 85.02% 84.93% 85.02%
The Weather Channel   84.20% 85.57% 84.66% 84.66% 84.77%
AccuWeather   82.31% 83.80% 82.22% 80.46% 82.20%
Foreca/Vaisala   78.45% 80.00% 82.28% 82.28% 80.75%
AerisWeather   76.44% 79.54% 81.83% 81.83% 79.91%
Wetter   70.41% 79.45% 85.11% 83.56% 79.63%
NWS Digital Forecast   78.27% 81.68% 76.15% 76.15% 78.06%
Weather News   67.49% 73.08% 81.32% 81.32% 75.80%
Dark Sky   65.66% 54.89% 85.30% 85.30% 72.79%
Weatherbit   67.92% 42.79% 83.44% 83.44% 69.40%
OpenWeather   65.84% 43.01% 79.54% 79.54% 66.99%
World Weather Online   43.59% 52.56% 75.55% 75.55% 61.81%
Persistence   49.15% 40.39% 61.47% 61.47% 53.12%

If this data feeds your inner weather geek, you'll probably be interested in the amazing amount of weather data available from ForecastWatch. Likewise, if you're looking to assess your own forecasting accuracy or would like to make more informed decisions about a weather provider you're considering or already use, we can provide data to help you.

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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