Weather forecast accuracy details for Greensboro, North Carolina

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% 93.55% 93.55% 90.05%
AccuWeather   88.04% 79.57% 93.48% 93.48% 88.64%
AerisWeather   88.17% 77.42% 93.55% 93.55% 88.17%
Weather Underground   87.10% 87.10% 87.10% 87.10% 87.10%
NWS Digital Forecast   88.89% 76.67% 90.00% 90.00% 86.39%
Foreca/Vaisala   84.95% 81.72% 89.25% 89.25% 86.29%
Dark Sky   75.27% 67.74% 96.77% 96.77% 84.14%
Weather News   77.42% 53.76% 91.40% 91.40% 78.49%
OpenWeather   86.02% 40.86% 90.32% 90.32% 76.88%
World Weather Online   51.11% 58.89% 95.56% 95.56% 75.28%
Wetter   83.87% 55.91% 78.49% 78.49% 74.19%
Weatherbit   85.87% 27.47% 85.87% 85.87% 71.27%
Persistence   40.58% 36.23% 68.12% 68.12% 53.26%

Weather Forecast Accuracy Data Last Year (2021)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   81.44% 84.03% 87.63% 87.63% 85.18%
Weather Underground   81.63% 84.12% 86.70% 86.70% 84.79%
AccuWeather   82.35% 84.04% 80.79% 83.10% 82.57%
Dark Sky   76.08% 76.18% 85.41% 85.41% 80.77%
Foreca/Vaisala   72.67% 75.07% 85.64% 86.43% 79.95%
AerisWeather   75.09% 80.28% 81.20% 81.20% 79.44%
NWS Digital Forecast   76.64% 80.21% 73.03% 73.03% 75.73%
Weatherbit   60.86% 59.51% 81.55% 81.55% 70.87%
Wetter   55.49% 61.31% 81.72% 81.72% 70.06%
Weather News   67.93% 70.36% 70.89% 70.89% 70.02%
World Weather Online   48.38% 66.67% 77.93% 77.93% 67.73%
OpenWeather   56.79% 54.11% 79.96% 79.96% 67.71%
Persistence   38.43% 35.50% 57.28% 57.28% 47.12%

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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