5-day weather forecast for Des Moines, Iowa

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Weather changeability for Des Moines, Iowa

Temperature Last Month Last Year
Average change in high temperature day-to-day 6.9° 6.5°
Average change in low temperature day-to-day 9.1° 6.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 35% 61%
Chance of precip day after a dry day 54% 22%

Weather forecast accuracy for Des Moines, Iowa

Last Month
NWS Digital Forecast   69.54%
Dark Sky (forecast.io)   69.44%
The Weather Channel   68.89%
Weather Underground   66.39%
AccuWeather   65.56%
MeteoGroup   65.28%
Foreca   63.33%
World Weather Online   59.17%
Persistence   34.44%
Last Year
The Weather Channel   78.54%
Weather Underground   78.43%
MeteoGroup   77.17%
Foreca   77.02%
AccuWeather   76.30%
NWS Digital Forecast   72.32%
Dark Sky (forecast.io)   69.25%
World Weather Online   59.38%
Persistence   46.34%

ForecastAdvisor Fact

4.4% of World Weather Online's high temperature forecasts for Des Moines were off by more than 10 degrees last month.