Weather forecast accuracy details for Ukiah, 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 (February)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   80.46% 79.31% 95.40% 95.40% 87.64%
Microsoft   87.36% 74.71% 91.95% 91.95% 86.49%
AccuWeather   85.54% 73.17% 95.18% 90.36% 86.06%
Foreca/Vaisala   83.91% 72.41% 91.95% 91.95% 85.06%
Weatherbit   78.05% 74.68% 85.37% 85.37% 80.87%
NWS Digital Forecast   73.56% 66.67% 85.06% 85.06% 77.59%
AerisWeather   68.97% 66.67% 87.36% 87.36% 77.59%
OpenWeather   54.02% 65.52% 89.66% 89.66% 74.71%
Open-Meteo   55.17% 49.43% 90.80% 90.80% 71.55%
Wetter   55.17% 50.57% 82.76% 72.41% 65.23%
Pirate Weather   28.74% 34.48% 95.40% 95.40% 63.51%
World Weather Online   41.38% 27.59% 86.21% 86.21% 60.34%
Persistence   34.92% 51.56% 61.90% 61.90% 52.57%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   82.47% 77.17% 94.16% 94.16% 86.99%
Microsoft   77.88% 80.63% 93.02% 93.02% 86.14%
AccuWeather   81.80% 75.95% 91.56% 91.18% 85.12%
Foreca/Vaisala   74.79% 78.26% 92.97% 92.97% 84.75%
AerisWeather   77.53% 66.30% 91.14% 91.14% 81.53%
NWS Digital Forecast   75.09% 63.06% 88.06% 88.06% 78.56%
Weatherbit   63.15% 62.45% 90.88% 90.98% 76.87%
OpenWeather   65.39% 48.68% 90.50% 90.50% 73.77%
Wetter   54.61% 48.31% 89.41% 86.76% 69.77%
World Weather Online   64.09% 25.21% 90.74% 90.74% 67.69%
Pirate Weather   34.98% 36.54% 92.67% 92.67% 64.22%
Persistence   37.53% 42.87% 75.31% 75.31% 57.75%

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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