5-day weather forecast for Northern Cambria, Pennsylvania

Weather forecast accuracy details for Johnstown, Pennsylvania

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
Dark Sky (forecast.io)   70.37% 66.67% 72.84% 72.84% 70.68%
National Weather Service   64.56% 58.97% 74.68% 74.68% 68.22%
The Weather Channel   66.67% 64.20% 70.37% 70.37% 67.90%
Weather Underground   64.10% 57.69% 73.08% 73.08% 66.99%
Foreca   60.49% 46.91% 80.25% 80.25% 66.98%
WeatherBug   58.02% 55.56% 72.84% 72.84% 64.81%
AccuWeather   71.60% 50.62% 66.67% 67.90% 64.20%
CustomWeather   64.20% 60.49% 65.43% 65.43% 63.89%
MeteoGroup   19.75% 53.09% 61.73% 61.73% 49.07%
Persistence   22.37% 18.67% 56.58% 56.58% 38.55%
Weather Forecast Accuracy Data Last Year
Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   70.74% 76.22% 76.25% 76.25% 74.87%
AccuWeather   65.62% 70.60% 73.55% 74.67% 71.11%
Foreca   67.96% 64.42% 75.92% 75.92% 71.05%
CustomWeather   64.90% 67.85% 74.77% 74.77% 70.57%
Weather Underground   64.09% 69.07% 74.57% 72.23% 69.99%
WeatherBug   49.90% 66.42% 77.45% 77.45% 67.81%
National Weather Service   51.28% 70.11% 74.41% 74.21% 67.50%
MeteoGroup   28.89% 69.68% 71.41% 71.31% 60.33%
Persistence   30.07% 27.12% 52.82% 52.82% 40.70%
 
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