Weather forecast accuracy details for Reading, 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 (February)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   94.25% 87.36% 83.91% 83.91% 87.36%
Microsoft   91.46% 79.27% 86.59% 85.37% 85.67%
Foreca/Vaisala   90.80% 73.56% 88.51% 88.51% 85.34%
Weatherbit   90.59% 76.47% 80.00% 81.18% 82.06%
NWS Digital Forecast   85.06% 73.56% 82.76% 82.76% 81.03%
AccuWeather   89.16% 78.05% 74.70% 80.72% 80.66%
AerisWeather   81.61% 73.56% 81.61% 81.61% 79.60%
Open-Meteo   75.86% 44.83% 82.76% 82.76% 71.55%
OpenWeather   64.37% 48.28% 80.46% 80.46% 68.39%
World Weather Online   60.92% 51.72% 79.31% 79.31% 67.82%
Pirate Weather   67.82% 24.14% 85.06% 85.06% 65.52%
Wetter   41.38% 49.43% 79.31% 71.26% 60.34%
Persistence   39.34% 34.92% 44.26% 44.26% 40.70%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   84.93% 79.09% 87.76% 87.76% 84.89%
Foreca/Vaisala   83.29% 76.44% 85.75% 85.75% 82.81%
Microsoft   83.72% 75.19% 85.59% 85.59% 82.52%
AccuWeather   82.18% 78.31% 82.37% 81.14% 81.00%
AerisWeather   80.46% 73.06% 83.56% 83.65% 80.18%
Weatherbit   74.03% 71.29% 83.95% 83.95% 78.31%
NWS Digital Forecast   81.01% 73.55% 76.50% 76.50% 76.89%
OpenWeather   59.09% 51.05% 81.19% 81.19% 68.13%
Pirate Weather   57.51% 38.55% 84.34% 84.34% 66.19%
Wetter   47.40% 54.89% 82.19% 78.81% 65.82%
World Weather Online   61.80% 42.22% 78.13% 78.13% 65.07%
Persistence   31.25% 30.65% 53.87% 53.87% 42.41%

If this data feeds your inner weather geek, you'll probably be interested in the amazing amount of weather data available from ForecastWatch. Likewise, if you're looking to assess your own forecasting accuracy or would like to make more informed decisions about a weather provider you're considering or already use, we can provide data to help you.

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 overview.

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