Weather forecast accuracy details for Flournoy, California

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
Microsoft   51.14% 76.14% 96.59% 96.59% 80.11%
AerisWeather   42.22% 73.33% 96.67% 96.67% 77.22%
The Weather Channel   35.56% 72.22% 96.67% 96.67% 75.28%
Foreca   36.67% 70.00% 96.67% 96.67% 75.00%
Weatherbit   22.50% 68.75% 94.44% 94.44% 70.03%
NWS Digital Forecast   29.55% 53.41% 96.59% 96.59% 69.03%
Persistence   41.11% 58.89% 86.67% 86.67% 68.33%
Open-Meteo   36.67% 47.78% 93.33% 93.33% 67.78%
OpenWeather   32.22% 42.22% 93.33% 93.33% 65.28%
Pirate Weather   23.33% 38.89% 94.44% 94.44% 62.78%
Wetter.com   35.56% 40.00% 78.89% 85.56% 60.00%
World Weather Online   21.11% 30.00% 91.11% 91.11% 58.33%

Weather Forecast Accuracy Data Last Year (2025)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   83.61% 82.36% 93.55% 93.44% 88.24%
AerisWeather   82.80% 77.54% 93.89% 93.89% 87.03%
Foreca   82.49% 77.64% 93.99% 93.99% 87.03%
The Weather Channel   79.18% 81.27% 92.69% 92.69% 86.46%
Weatherbit   76.03% 74.35% 93.09% 93.09% 84.14%
NWS Digital Forecast   73.76% 75.35% 90.83% 90.83% 82.69%
Pirate Weather   75.40% 51.82% 94.16% 93.25% 78.66%
Open-Meteo   51.31% 59.84% 90.69% 90.69% 73.13%
OpenWeather   42.45% 51.76% 89.69% 89.69% 68.40%
Wetter.com   41.55% 53.21% 86.49% 87.49% 67.18%
World Weather Online   43.66% 46.69% 88.99% 88.99% 67.08%
Persistence   37.66% 44.89% 80.81% 80.81% 61.05%

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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