Weather forecast accuracy details for Kamuela, Hawaii

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 (July)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Foreca/Vaisala   97.85% 97.85% 93.55% 93.55% 95.70%
Persistence   98.55% 89.71% 86.96% 86.96% 90.54%
AerisWeather   100.00% 91.40% 77.42% 77.42% 86.56%
NWS Digital Forecast   100.00% 96.77% 74.19% 74.19% 86.29%
Weather Underground   96.77% 98.92% 73.12% 73.12% 85.48%
The Weather Channel   95.70% 98.92% 69.89% 69.89% 83.60%
AccuWeather   96.67% 100.00% 50.00% 50.00% 74.17%
Wetter   2.15% 82.80% 91.40% 91.40% 66.94%
Dark Sky   45.16% 33.33% 73.12% 73.12% 56.18%
Weatherbit   0.00% 55.91% 82.80% 82.80% 55.38%
Weather News   82.80% 41.94% 47.31% 47.31% 54.84%
OpenWeather   18.28% 89.25% 29.03% 29.03% 41.40%
World Weather Online   36.56% 39.78% 18.28% 18.28% 28.23%

Weather Forecast Accuracy Data Last Year (2021)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Foreca/Vaisala   97.31% 93.52% 77.74% 78.33% 86.73%
Weather Underground   97.13% 96.39% 72.96% 72.96% 84.86%
The Weather Channel   96.67% 96.11% 72.96% 72.96% 84.68%
AerisWeather   95.08% 92.39% 65.18% 65.18% 79.46%
NWS Digital Forecast   95.25% 92.27% 63.59% 63.59% 78.68%
Persistence   92.53% 87.17% 61.59% 61.59% 75.72%
AccuWeather   97.57% 96.43% 55.37% 52.43% 75.45%
Weather News   65.96% 51.11% 77.74% 77.74% 68.13%
Dark Sky   70.00% 34.44% 65.28% 65.28% 58.75%
Wetter   4.72% 75.09% 76.20% 76.20% 58.06%
Weatherbit   0.46% 47.63% 78.35% 78.35% 51.20%
OpenWeather   11.20% 92.59% 43.33% 43.33% 47.62%
World Weather Online   19.68% 27.02% 36.21% 36.21% 29.78%

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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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