5-day weather forecast for Shirley, Massachusetts

Weather forecast accuracy details for Fitchburg, Massachusetts

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
MeteoGroup   83.33% 47.44% 85.90% 85.90% 75.64%
Foreca   64.00% 46.67% 88.00% 88.00% 71.67%
Weather Underground   69.74% 37.33% 88.16% 88.16% 70.85%
AccuWeather   70.51% 30.77% 83.33% 79.49% 66.03%
CustomWeather   69.23% 39.74% 76.92% 76.92% 65.71%
The Weather Channel   65.38% 34.62% 80.77% 80.77% 65.38%
National Weather Service   48.72% 39.74% 83.33% 83.33% 63.78%
WeatherBug   46.15% 38.46% 84.62% 84.62% 63.46%
Dark Sky (forecast.io)   42.31% 34.62% 79.49% 79.49% 58.97%
Persistence   42.47% 13.89% 53.42% 53.42% 40.80%
Weather Forecast Accuracy Data Last Year
Provider High Temp Low Temp Icon Precip Text Precip Overall
MeteoGroup   74.23% 59.10% 81.13% 81.13% 73.90%
The Weather Channel   73.07% 58.64% 80.04% 80.04% 72.95%
Weather Underground   64.85% 58.26% 79.75% 75.26% 69.53%
Foreca   64.55% 58.79% 76.46% 76.46% 69.07%
AccuWeather   64.76% 51.67% 77.27% 77.08% 67.69%
CustomWeather   63.61% 53.58% 74.59% 74.59% 66.60%
WeatherBug   52.12% 46.90% 81.48% 81.48% 65.49%
National Weather Service   56.13% 48.08% 75.67% 75.57% 63.86%
Persistence   31.75% 25.62% 59.33% 59.33% 44.00%
 
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