5-day weather forecast for Old Orchard Beach, Maine

Weather forecast accuracy details for Portland, Maine

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
AccuWeather   61.29% 68.82% 86.02% 86.02% 75.54%
Weather Underground   61.29% 69.89% 84.95% 84.95% 75.27%
The Weather Channel   61.29% 66.67% 84.95% 84.95% 74.46%
Foreca   61.29% 59.14% 80.65% 80.65% 70.43%
MeteoGroup   46.24% 65.59% 82.80% 82.80% 69.35%
Dark Sky (forecast.io)   34.41% 48.39% 81.72% 81.72% 61.56%
NWS Digital Forecast   45.05% 61.54% 69.23% 69.23% 61.26%
Persistence   24.73% 26.88% 62.37% 62.37% 44.09%
Weather Forecast Accuracy Data Last Year
Provider High Temp Low Temp Icon Precip Text Precip Overall
Weather Underground   71.89% 65.24% 82.62% 82.62% 75.59%
The Weather Channel   71.98% 65.24% 82.53% 82.53% 75.57%
MeteoGroup   71.29% 64.97% 81.11% 81.02% 74.60%
Foreca   73.79% 59.92% 79.20% 79.20% 73.03%
AccuWeather   63.93% 59.02% 80.93% 79.70% 70.89%
WeatherBug   58.37% 55.47% 84.32% 84.32% 70.62%
NWS Digital Forecast   65.07% 58.64% 72.26% 72.26% 67.06%
CustomWeather   63.92% 54.26% 74.81% 74.81% 66.95%
Persistence   33.69% 27.33% 52.66% 52.66% 41.58%
 
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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 white paper.

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