Weather forecast accuracy details for Baltimore, Maryland

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
Foreca/Vaisala   86.21% 73.56% 85.06% 85.06% 82.47%
Microsoft   85.88% 67.06% 88.24% 84.71% 81.47%
The Weather Channel   87.36% 63.22% 87.36% 87.36% 81.32%
AccuWeather   84.34% 71.95% 83.13% 81.93% 80.34%
AerisWeather   80.46% 58.62% 86.21% 86.21% 77.87%
NWS Digital Forecast   80.23% 63.95% 81.40% 81.40% 76.74%
Weatherbit   82.56% 60.47% 81.40% 81.40% 76.45%
Open-Meteo   71.26% 39.08% 77.01% 77.01% 66.09%
World Weather Online   56.32% 35.63% 82.76% 82.76% 64.37%
Wetter   45.98% 56.32% 78.16% 73.56% 63.51%
OpenWeather   56.32% 29.89% 79.31% 79.31% 61.21%
Pirate Weather   51.72% 18.39% 82.76% 82.76% 58.91%
Persistence   35.48% 32.81% 53.23% 53.23% 43.69%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   83.55% 80.48% 86.25% 86.25% 84.13%
The Weather Channel   84.66% 77.17% 86.21% 86.21% 83.56%
Foreca/Vaisala   83.01% 74.61% 86.03% 86.03% 82.42%
AccuWeather   83.51% 75.57% 81.71% 80.19% 80.24%
AerisWeather   79.45% 72.51% 84.02% 84.02% 80.00%
Weatherbit   75.12% 69.73% 81.74% 81.74% 77.08%
NWS Digital Forecast   78.93% 70.70% 76.39% 76.39% 75.60%
World Weather Online   60.55% 57.12% 78.99% 78.99% 68.91%
Wetter   57.53% 59.09% 80.73% 78.08% 68.86%
OpenWeather   60.64% 53.15% 80.46% 80.46% 68.68%
Pirate Weather   55.59% 37.73% 84.07% 84.07% 65.36%
Persistence   32.76% 31.60% 55.13% 55.13% 43.65%

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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