Weather forecast accuracy details for San Pedro, 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   87.65% 74.07% 91.67% 91.67% 86.27%
NWS Digital Forecast   88.00% 68.00% 92.31% 92.31% 85.15%
Microsoft   88.89% 69.14% 89.29% 89.29% 84.15%
Foreca/Vaisala   82.72% 64.20% 91.67% 91.67% 82.56%
AerisWeather   86.42% 71.60% 85.71% 85.71% 82.36%
Weatherbit   87.32% 71.83% 83.78% 83.78% 81.68%
AccuWeather   90.48% 65.08% 90.77% 78.46% 81.20%
World Weather Online   70.37% 66.67% 79.76% 79.76% 74.14%
OpenWeather   77.78% 51.85% 80.95% 80.95% 72.88%
Open-Meteo   66.67% 51.85% 84.52% 84.52% 71.89%
Pirate Weather   55.56% 50.62% 89.29% 89.29% 71.19%
Wetter   41.98% 49.38% 77.38% 76.19% 61.23%
Persistence   45.61% 60.34% 60.00% 60.00% 56.49%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   80.06% 90.17% 95.14% 95.14% 90.13%
Microsoft   77.76% 87.30% 94.80% 94.80% 88.66%
Foreca/Vaisala   77.53% 88.39% 92.25% 92.25% 87.60%
AccuWeather   75.19% 85.33% 92.63% 90.11% 85.81%
NWS Digital Forecast   75.45% 83.10% 89.92% 89.92% 84.60%
AerisWeather   73.78% 80.52% 91.50% 91.50% 84.33%
Weatherbit   63.66% 76.32% 92.83% 92.83% 81.41%
World Weather Online   61.75% 57.13% 88.92% 88.92% 74.18%
OpenWeather   52.90% 51.12% 93.28% 93.28% 72.65%
Pirate Weather   48.83% 46.57% 94.01% 94.01% 70.85%
Wetter   49.63% 48.88% 89.82% 90.94% 69.82%
Persistence   49.49% 64.59% 80.13% 80.13% 68.58%

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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