Weather forecast accuracy details for Arcata, California

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   93.10% 79.31% 90.80% 90.80% 88.51%
Foreca/Vaisala   83.91% 79.31% 91.95% 91.95% 86.78%
Microsoft   90.70% 81.40% 87.21% 86.05% 86.34%
AerisWeather   94.25% 74.71% 85.06% 85.06% 84.77%
NWS Digital Forecast   94.25% 70.11% 86.21% 86.21% 84.20%
Weatherbit   90.36% 78.05% 83.13% 83.13% 83.67%
OpenWeather   82.76% 60.92% 89.66% 89.66% 80.75%
AccuWeather   85.54% 79.27% 78.31% 79.52% 80.66%
Pirate Weather   70.11% 42.53% 89.66% 89.66% 72.99%
Open-Meteo   74.71% 40.23% 87.36% 87.36% 72.41%
World Weather Online   77.01% 42.53% 82.76% 82.76% 71.26%
Wetter   66.67% 55.17% 77.01% 70.11% 67.24%
Persistence   59.38% 41.27% 73.44% 73.44% 61.88%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   84.03% 82.70% 89.04% 89.04% 86.20%
The Weather Channel   80.81% 80.53% 89.62% 89.62% 85.15%
Foreca/Vaisala   81.18% 80.53% 89.35% 89.35% 85.10%
AccuWeather   77.22% 82.00% 88.08% 87.70% 83.75%
AerisWeather   75.48% 72.18% 89.07% 89.07% 81.45%
Weatherbit   72.45% 66.73% 87.67% 87.67% 78.63%
NWS Digital Forecast   66.23% 63.07% 85.30% 85.30% 74.98%
OpenWeather   62.08% 55.19% 86.32% 86.32% 72.47%
World Weather Online   63.88% 55.81% 83.96% 83.96% 71.90%
Pirate Weather   45.76% 44.48% 86.74% 86.74% 65.93%
Wetter   53.63% 49.31% 75.85% 79.25% 64.51%
Persistence   56.30% 42.74% 65.61% 65.61% 57.56%

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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