Weather forecast accuracy details for Pittsburgh, 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   80.46% 75.86% 85.06% 85.06% 81.61%
Weatherbit   86.05% 75.58% 80.23% 81.40% 80.81%
Foreca/Vaisala   77.01% 81.61% 81.61% 81.61% 80.46%
Microsoft   85.71% 75.00% 78.57% 80.95% 80.06%
AccuWeather   86.75% 79.27% 74.70% 74.70% 78.85%
AerisWeather   80.46% 71.26% 78.16% 78.16% 77.01%
NWS Digital Forecast   79.31% 74.71% 68.97% 68.97% 72.99%
World Weather Online   63.22% 58.62% 77.01% 77.01% 68.97%
Open-Meteo   66.67% 52.87% 77.01% 77.01% 68.39%
Pirate Weather   67.44% 35.63% 80.23% 80.23% 65.88%
OpenWeather   60.92% 35.63% 80.46% 80.46% 64.37%
Wetter   43.68% 58.62% 77.01% 72.41% 62.93%
Persistence   21.31% 23.81% 49.18% 49.18% 35.87%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   79.74% 81.58% 85.31% 85.31% 82.99%
Microsoft   78.20% 82.22% 85.19% 85.19% 82.70%
Foreca/Vaisala   75.23% 82.32% 85.58% 85.58% 82.18%
AccuWeather   81.07% 82.43% 81.32% 80.84% 81.41%
AerisWeather   76.61% 77.90% 80.90% 81.08% 79.12%
Weatherbit   75.26% 74.98% 79.77% 79.77% 77.45%
NWS Digital Forecast   76.56% 81.02% 75.14% 75.14% 76.96%
Pirate Weather   66.48% 44.91% 82.36% 82.36% 69.03%
Wetter   57.46% 65.56% 75.39% 73.92% 68.08%
World Weather Online   59.38% 55.97% 77.71% 77.71% 67.70%
OpenWeather   60.87% 44.11% 80.26% 80.26% 66.37%
Persistence   28.46% 31.37% 54.91% 54.91% 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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