Weather forecast accuracy details for Everett, Washington

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 (March)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Weatherbit   92.47% 89.25% 89.25% 89.25% 90.05%
AccuWeather   94.44% 88.89% 86.67% 86.67% 89.17%
Microsoft   93.10% 89.66% 86.21% 87.36% 89.08%
The Weather Channel   87.10% 87.10% 88.17% 88.17% 87.63%
AerisWeather   91.40% 94.62% 80.65% 80.65% 86.83%
Foreca/Vaisala   94.62% 81.72% 80.65% 80.65% 84.41%
NWS Digital Forecast   88.17% 52.69% 79.57% 79.57% 75.00%
Pirate Weather   63.44% 56.99% 88.17% 88.17% 74.19%
OpenWeather   55.91% 27.96% 83.87% 83.87% 62.90%
Persistence   51.43% 62.50% 67.14% 67.14% 62.05%
Wetter   49.46% 29.03% 83.87% 82.80% 61.29%
Open-Meteo   58.06% 12.90% 81.72% 81.72% 58.60%
World Weather Online   62.37% 20.43% 75.27% 75.27% 58.33%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   86.85% 89.77% 88.04% 88.04% 88.17%
Foreca/Vaisala   87.49% 89.59% 87.67% 87.67% 88.11%
Microsoft   88.34% 86.54% 88.06% 88.06% 87.75%
AccuWeather   88.82% 87.59% 83.32% 84.93% 86.16%
AerisWeather   83.20% 90.41% 83.47% 83.47% 85.14%
NWS Digital Forecast   83.87% 81.74% 82.85% 82.85% 82.83%
Weatherbit   77.90% 78.55% 84.25% 84.35% 81.26%
Pirate Weather   74.82% 49.18% 85.26% 85.26% 73.63%
World Weather Online   65.43% 43.94% 83.86% 83.86% 69.27%
OpenWeather   65.02% 37.81% 86.03% 86.03% 68.72%
Wetter   56.16% 45.48% 76.80% 71.51% 62.49%
Persistence   45.61% 48.96% 63.28% 63.28% 55.29%

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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