5-day weather forecast for Hawaii National Park, 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
Provider	High Temp	Low Temp	Icon Precip	Text Precip	Overall
NWS Digital Forecast	77.38%	86.90%	61.90%	61.90%	72.02%
Weather Underground	82.14%	90.48%	64.29%	50.00%	71.73%
The Weather Channel	85.71%	88.10%	47.62%	47.62%	67.26%
Intellicast	85.71%	88.10%	47.62%	47.62%	67.26%
AccuWeather	71.43%	94.05%	45.24%	46.43%	64.29%
National Weather Service	72.62%	82.14%	46.43%	46.43%	61.90%
Persistence	60.76%	82.28%	49.37%	49.37%	60.44%
CustomWeather	66.67%	63.10%	46.43%	46.43%	55.65%
World Weather Online	37.04%	38.27%	65.43%	65.43%	51.54%

Weather Forecast Accuracy Data Last Year
Provider	High Temp	Low Temp	Icon Precip	Text Precip	Overall
CustomWeather	87.30%	97.22%	79.86%	79.86%	86.06%
Intellicast	84.33%	96.43%	77.08%	77.08%	83.73%
The Weather Channel	85.06%	94.99%	76.53%	76.53%	83.28%
NWS Digital Forecast	84.71%	90.75%	77.92%	77.92%	82.83%
AccuWeather	84.98%	93.72%	68.90%	78.17%	81.44%
National Weather Service	85.53%	78.13%	79.89%	79.89%	80.86%
Persistence	81.12%	84.02%	70.31%	70.31%	76.44%

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