Weather forecast accuracy details for Compton, 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 (April)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   100.00% 98.82% 100.00% 100.00% 99.71%
The Weather Channel   97.78% 97.78% 100.00% 100.00% 98.89%
AerisWeather   94.44% 95.56% 100.00% 100.00% 97.50%
Foreca/Vaisala   94.44% 95.56% 98.89% 98.89% 96.94%
Weatherbit   95.56% 95.56% 97.78% 97.78% 96.67%
Pirate Weather   97.78% 94.44% 98.89% 94.44% 96.39%
AccuWeather   94.44% 100.00% 90.00% 90.00% 93.61%
NWS Digital Forecast   73.33% 100.00% 92.22% 92.22% 89.44%
OpenWeather   82.22% 74.44% 97.78% 97.78% 88.06%
Open-Meteo   86.67% 48.89% 98.89% 98.89% 83.33%
World Weather Online   70.00% 63.33% 88.89% 88.89% 77.78%
Persistence   74.58% 69.49% 83.05% 83.05% 77.54%

Weather Forecast Accuracy Data Last Year (2024)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   85.62% 93.46% 96.55% 96.55% 93.04%
Microsoft   82.18% 93.28% 96.47% 96.40% 92.08%
AccuWeather   79.07% 94.03% 96.50% 94.70% 91.07%
Foreca/Vaisala   78.52% 90.20% 96.27% 96.27% 90.31%
AerisWeather   78.34% 89.92% 95.99% 95.99% 90.06%
Weatherbit   80.59% 89.77% 93.09% 93.09% 89.13%
NWS Digital Forecast   73.22% 87.88% 92.26% 92.26% 86.41%
Pirate Weather   69.85% 75.09% 95.69% 95.69% 84.08%
OpenWeather   70.87% 55.65% 95.80% 95.80% 79.53%
World Weather Online   64.99% 64.61% 93.84% 93.84% 79.32%
Open-Meteo   72.64% 41.92% 94.12% 94.12% 75.70%
Persistence   59.34% 72.37% 81.00% 81.00% 73.43%

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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