Weather forecast accuracy details for Aiken, South 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 (December)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Weatherbit   79.73% 77.03% 96.25% 96.25% 87.31%
The Weather Channel   84.62% 69.23% 92.86% 92.86% 84.89%
Foreca/Vaisala   79.49% 67.95% 92.86% 92.86% 83.29%
AerisWeather   79.49% 60.26% 92.86% 92.86% 81.36%
AccuWeather   79.49% 70.51% 86.90% 86.90% 80.95%
Microsoft   67.95% 65.38% 95.24% 94.05% 80.65%
NWS Digital Forecast   76.92% 69.23% 86.90% 86.90% 79.99%
Pirate Weather   80.77% 23.08% 96.43% 96.43% 74.18%
OpenWeather   73.08% 26.92% 94.05% 94.05% 72.02%
Open-Meteo   71.79% 34.62% 90.48% 90.48% 71.84%
Wetter.com   47.44% 58.97% 86.90% 86.90% 70.05%
World Weather Online   56.41% 32.05% 82.14% 82.14% 63.19%
Persistence   25.00% 17.65% 70.18% 70.18% 45.75%

Weather Forecast Accuracy Data Last Year (2024)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   83.92% 78.63% 87.37% 87.37% 84.32%
Microsoft   82.43% 79.64% 85.89% 86.37% 83.58%
Foreca/Vaisala   80.00% 76.76% 85.52% 85.52% 81.95%
AccuWeather   82.89% 79.28% 82.35% 81.36% 81.47%
AerisWeather   80.00% 74.90% 85.13% 85.13% 81.29%
Weatherbit   82.14% 72.41% 83.70% 83.70% 80.49%
NWS Digital Forecast   79.34% 74.41% 80.28% 80.28% 78.57%
Pirate Weather   74.98% 43.73% 84.82% 84.82% 72.09%
OpenWeather   67.45% 34.80% 81.73% 81.73% 66.43%
Wetter.com   56.57% 52.65% 78.62% 77.84% 66.42%
World Weather Online   64.50% 45.62% 77.68% 77.68% 66.37%
Persistence   43.14% 36.07% 61.39% 61.39% 50.49%

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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