Weather forecast accuracy details for Richmond, Virginia

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   83.87% 79.57% 91.40% 91.40% 86.56%
AccuWeather   84.78% 78.49% 89.13% 89.13% 85.38%
Weather Underground   84.95% 79.57% 86.02% 86.02% 84.14%
AerisWeather   81.72% 69.89% 91.40% 91.40% 83.60%
NWS Digital Forecast   80.65% 73.12% 89.25% 89.25% 83.06%
Foreca/Vaisala   79.57% 69.89% 90.32% 90.32% 82.53%
Dark Sky   70.97% 60.22% 89.25% 89.25% 77.42%
Wetter   49.46% 74.19% 90.32% 87.10% 75.27%
OpenWeather   75.27% 50.54% 84.95% 84.95% 73.92%
World Weather Online   59.14% 49.46% 86.02% 86.02% 70.16%
Weather News   39.78% 61.29% 88.17% 88.17% 69.35%
Weatherbit   63.74% 34.44% 83.52% 83.52% 66.30%
Persistence   25.37% 18.84% 59.70% 59.70% 40.90%

Weather Forecast Accuracy Data Last Year (2021)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   78.67% 87.07% 87.17% 87.17% 85.02%
Weather Underground   78.95% 87.17% 85.41% 85.41% 84.23%
Foreca/Vaisala   75.72% 80.79% 86.86% 86.61% 82.49%
AccuWeather   78.80% 85.06% 83.80% 81.98% 82.41%
AerisWeather   75.74% 79.91% 84.54% 84.54% 81.18%
Dark Sky   76.08% 71.47% 85.78% 85.78% 79.78%
NWS Digital Forecast   76.38% 80.97% 77.79% 77.79% 78.23%
Wetter   60.85% 69.90% 80.79% 80.70% 73.06%
World Weather Online   56.05% 60.85% 78.58% 78.58% 68.51%
Weatherbit   56.67% 55.37% 79.42% 79.42% 67.72%
OpenWeather   60.66% 50.60% 78.95% 78.95% 67.29%
Weather News   49.31% 60.85% 68.14% 68.14% 61.61%
Persistence   35.65% 33.33% 56.95% 56.95% 45.72%

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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