Weather forecast accuracy details for Saint Marys, Alaska

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 (February)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   83.13% 45.88% 75.90% 75.90% 70.21%
The Weather Channel   89.66% 36.78% 77.01% 77.01% 70.11%
Open-Meteo   78.16% 43.68% 72.41% 72.41% 66.67%
AccuWeather   71.62% 38.36% 77.03% 77.03% 66.01%
Foreca/Vaisala   77.01% 43.68% 68.97% 68.97% 64.66%
Wetter   35.63% 29.89% 77.01% 78.16% 55.17%
AerisWeather   71.26% 33.33% 56.32% 56.32% 54.31%
Pirate Weather   33.33% 24.14% 79.31% 79.31% 54.02%
OpenWeather   34.48% 22.99% 78.16% 78.16% 53.45%
NWS Digital Forecast   71.08% 18.07% 56.63% 56.63% 50.60%
Weatherbit   41.38% 29.89% 65.52% 65.52% 50.57%
World Weather Online   26.44% 24.14% 71.26% 71.26% 48.28%
Persistence   29.41% 28.99% 50.00% 50.00% 39.60%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   83.02% 66.60% 80.53% 80.53% 77.67%
The Weather Channel   81.27% 64.28% 77.41% 77.41% 75.09%
Foreca/Vaisala   77.96% 62.17% 68.69% 68.69% 69.38%
AccuWeather   75.31% 57.43% 70.64% 70.45% 68.46%
Pirate Weather   58.47% 47.15% 79.56% 79.56% 66.18%
Wetter   55.46% 52.98% 76.22% 76.68% 65.34%
AerisWeather   69.70% 54.27% 63.54% 63.54% 62.76%
OpenWeather   56.47% 49.59% 68.78% 68.78% 60.90%
NWS Digital Forecast   63.59% 54.75% 59.78% 59.78% 59.47%
Weatherbit   63.16% 53.00% 60.11% 60.11% 59.10%
World Weather Online   59.00% 51.72% 62.74% 62.74% 59.05%
Persistence   46.36% 37.27% 53.64% 53.64% 47.73%

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.

Please contact us with whatever custom needs you may have. We would love to help!