5-day weather forecast for Dallas, Iowa

Weather changeability for Des Moines, Iowa

Temperature Last Month Last Year
Average change in high temperature day-to-day 9.7° 6.5°
Average change in low temperature day-to-day 12.6° 6.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 55% 61%
Chance of precip day after a dry day 32% 22%

Weather forecast accuracy for Des Moines, Iowa

Last Month
Weather Underground   69.44%
The Weather Channel   68.28%
AccuWeather   67.74%
Foreca   67.74%
NWS Digital Forecast   66.40%
Dark Sky (forecast.io)   65.05%
MeteoGroup   64.78%
World Weather Online   54.03%
Persistence   32.45%
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

6.5% of Foreca's high temperature forecasts for Des Moines were off by more than 10 degrees last month.