Weather forecast accuracy details for Jolley, Iowa

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
Microsoft   78.57% 72.09% 82.56% 82.56% 78.95%
The Weather Channel   65.48% 68.24% 85.71% 85.71% 76.29%
AccuWeather   64.37% 69.32% 85.06% 86.21% 76.24%
Weatherbit   73.56% 56.82% 86.21% 86.21% 75.70%
AerisWeather   63.22% 69.32% 83.91% 86.21% 75.66%
Foreca/Vaisala   63.22% 67.05% 83.91% 83.91% 74.52%
NWS Digital Forecast   67.86% 57.65% 72.62% 72.62% 67.69%
Pirate Weather   70.11% 22.73% 86.21% 80.46% 64.88%
Open-Meteo   50.57% 40.91% 81.61% 81.61% 63.68%
World Weather Online   46.43% 47.06% 76.19% 76.19% 61.47%
Wetter.com   45.98% 40.91% 75.86% 75.86% 59.65%
OpenWeather   42.53% 18.18% 82.76% 82.76% 56.56%
Persistence   13.11% 18.03% 49.18% 49.18% 32.38%

Weather Forecast Accuracy Data Last Year (2024)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   74.91% 67.79% 86.99% 86.99% 79.17%
Microsoft   73.55% 69.28% 84.89% 86.43% 78.54%
Foreca/Vaisala   68.82% 66.95% 83.24% 83.24% 75.56%
AccuWeather   70.18% 67.30% 80.34% 79.20% 74.26%
AerisWeather   70.32% 63.01% 80.24% 80.34% 73.48%
Weatherbit   66.92% 59.81% 83.60% 83.51% 73.46%
NWS Digital Forecast   69.84% 56.25% 75.60% 75.60% 69.32%
Pirate Weather   62.73% 33.52% 86.05% 86.05% 67.09%
Open-Meteo   49.53% 51.12% 78.93% 78.93% 64.63%
Wetter.com   44.38% 47.38% 78.00% 77.81% 61.89%
World Weather Online   44.01% 45.79% 75.47% 75.47% 60.18%
OpenWeather   46.82% 35.02% 77.62% 77.62% 59.27%
Persistence   28.40% 22.63% 59.07% 59.07% 42.29%

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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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