5-day weather forecast for Sioux City, Iowa

Weather changeability for Sioux City, Iowa

Temperature Last Month Last Year
Average change in high temperature day-to-day 6.3° 7.2°
Average change in low temperature day-to-day 9.9° 7.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 33% 61%
Chance of precip day after a dry day 14% 24%
 
 

Weather forecast accuracy for Sioux City, Iowa

Last Month
Weather Underground   78.27%
The Weather Channel   77.08%
CustomWeather   74.70%
MeteoGroup   74.40%
AccuWeather   73.21%
Dark Sky (forecast.io)   72.32%
Foreca   71.73%
WeatherBug   71.39%
National Weather Service   69.35%
Persistence   45.00%
Last Year
MeteoGroup   70.68%
WeatherBug   68.83%
The Weather Channel   68.67%
National Weather Service   68.37%
Foreca   67.63%
AccuWeather   67.03%
Weather Underground   66.40%
CustomWeather   64.13%
Persistence   43.63%
 

ForecastAdvisor Fact

51.2% of The Weather Channel's low temperature forecasts for Sioux City were within 3 degrees of actual temperatures last month.