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 (October)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   87.10% 86.02% 95.70% 95.70% 91.13%
Weather Underground   87.10% 86.02% 92.47% 92.47% 89.52%
Foreca/Vaisala   82.80% 83.87% 92.47% 92.47% 87.90%
Wetter   90.32% 76.34% 91.40% 91.40% 87.37%
AerisWeather   79.57% 79.57% 92.47% 92.47% 86.02%
AccuWeather   78.26% 82.80% 91.30% 89.13% 85.37%
NWS Digital Forecast   79.57% 79.57% 86.02% 86.02% 82.80%
Weather News   64.52% 65.59% 90.32% 90.32% 77.69%
Weatherbit   80.00% 20.88% 91.11% 91.11% 70.78%
Dark Sky   72.04% 12.90% 98.92% 98.92% 70.70%
OpenWeather   74.19% 21.51% 86.02% 86.02% 66.94%
World Weather Online   26.67% 26.67% 85.56% 85.56% 56.11%
Persistence   50.00% 27.54% 70.59% 70.59% 54.68%

Weather Forecast Accuracy Data Last Year (2021)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   81.99% 80.33% 82.27% 82.27% 81.72%
Weather Underground   81.90% 80.70% 80.52% 80.52% 80.91%
Foreca/Vaisala   80.52% 77.84% 78.89% 79.96% 79.30%
AccuWeather   81.33% 79.07% 79.47% 75.35% 78.80%
Dark Sky   79.78% 69.16% 82.09% 82.09% 78.28%
AerisWeather   79.17% 75.56% 75.37% 75.37% 76.37%
Wetter   56.69% 75.16% 83.10% 83.01% 74.49%
NWS Digital Forecast   79.22% 75.86% 69.50% 69.50% 73.52%
Weather News   73.59% 66.48% 70.64% 70.64% 70.34%
Weatherbit   57.68% 54.75% 77.54% 77.54% 66.88%
OpenWeather   72.11% 46.54% 71.93% 71.93% 65.63%
World Weather Online   62.51% 46.26% 65.10% 65.10% 59.74%
Persistence   43.48% 39.83% 59.82% 59.82% 50.74%

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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