5-day weather forecast for Hampden, Massachusetts

Weather forecast accuracy details for Windsor Locks, Connecticut

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.

Click on the headers to sort by that column.
Weather Forecast Accuracy Data Last Month
Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   74.19% 80.65% 89.25% 89.25% 83.33%
MeteoGroup   77.42% 74.19% 86.02% 86.02% 80.91%
AccuWeather   75.27% 80.65% 84.95% 81.72% 80.65%
Weather Underground   74.19% 81.72% 82.80% 82.80% 80.38%
WeatherBug   70.97% 80.65% 82.80% 82.80% 79.30%
National Weather Service   74.19% 79.57% 80.65% 80.65% 78.76%
Foreca   74.44% 73.33% 81.11% 81.11% 77.50%
Dark Sky (forecast.io)   35.48% 77.42% 83.87% 83.87% 70.16%
CustomWeather   53.76% 76.34% 74.19% 74.19% 69.62%
Persistence   45.16% 21.51% 48.39% 48.39% 40.86%
Weather Forecast Accuracy Data Last Year
Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   71.73% 67.56% 81.15% 81.15% 75.40%
MeteoGroup   69.16% 67.37% 80.74% 80.84% 74.53%
WeatherBug   67.45% 61.75% 83.88% 83.88% 74.24%
National Weather Service   71.46% 65.87% 79.74% 79.74% 74.20%
Foreca   71.29% 63.94% 79.06% 79.06% 73.34%
Weather Underground   65.97% 63.38% 81.79% 79.80% 72.74%
AccuWeather   65.67% 61.89% 79.30% 79.70% 71.64%
CustomWeather   65.38% 59.72% 75.50% 75.50% 69.02%
Persistence   32.13% 28.62% 57.55% 57.55% 43.96%
 
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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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