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 4.2° 7.2°
Average change in low temperature day-to-day 7.5° 7.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 86% 61%
Chance of precip day after a dry day 25% 24%
 
 

Weather forecast accuracy for Sioux City, Iowa

Last Month
The Weather Channel   81.99%
Weather Underground   81.72%
AccuWeather   79.84%
WeatherBug   79.30%
CustomWeather   77.50%
National Weather Service   76.34%
MeteoGroup   74.19%
Foreca   69.35%
Dark Sky (forecast.io)   66.67%
Persistence   44.35%
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

79.6% of WeatherBug's low temperature forecasts for Sioux City were within 3 degrees of actual temperatures last month.