Weather forecast accuracy details for Kilauea, 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   100.00% 100.00% 83.87% 83.87% 91.94%
Weather Underground   100.00% 98.92% 83.87% 83.87% 91.67%
The Weather Channel   98.92% 98.92% 83.87% 83.87% 91.40%
Weather News   97.85% 100.00% 83.87% 83.87% 91.40%
Wetter   94.62% 93.55% 83.87% 83.87% 88.98%
Dark Sky   87.10% 90.32% 84.95% 84.95% 86.83%
AerisWeather   89.25% 96.77% 70.97% 70.97% 81.99%
AccuWeather   96.67% 100.00% 62.22% 62.22% 80.28%
Persistence   91.30% 86.76% 57.97% 57.97% 73.50%
World Weather Online   81.72% 93.55% 27.96% 27.96% 57.80%
OpenWeather   5.38% 96.77% 50.54% 50.54% 50.81%
NWS Digital Forecast   47.31% 97.85% 26.88% 26.88% 49.73%
Weatherbit   7.53% 16.13% 83.87% 83.87% 47.85%

Weather Forecast Accuracy Data Last Year (2021)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Foreca/Vaisala   96.01% 95.73% 81.51% 81.06% 88.58%
Weather Underground   97.86% 96.19% 80.04% 80.04% 88.53%
The Weather Channel   98.05% 96.10% 79.67% 79.67% 88.37%
Weather News   94.80% 94.06% 77.99% 77.99% 86.21%
Wetter   96.29% 83.94% 81.89% 81.80% 85.98%
AerisWeather   91.60% 88.89% 70.96% 70.96% 80.60%
AccuWeather   97.28% 95.30% 64.20% 56.53% 78.33%
Dark Sky   84.87% 74.93% 75.30% 75.30% 77.60%
Persistence   86.70% 83.48% 61.07% 61.07% 73.08%
NWS Digital Forecast   72.87% 83.35% 42.10% 42.10% 60.10%
Weatherbit   14.57% 22.57% 80.30% 80.30% 49.43%
OpenWeather   9.19% 87.56% 46.24% 46.24% 47.31%
World Weather Online   27.00% 85.47% 30.45% 30.45% 43.34%

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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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