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 10.4° 7.2°
Average change in low temperature day-to-day 11.3° 7.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 78% 61%
Chance of precip day after a dry day 41% 24%
 
 

Weather forecast accuracy for Sioux City, Iowa

Last Month
National Weather Service   66.67%
The Weather Channel   65.12%
Weather Underground   64.20%
WeatherBug   63.27%
MeteoGroup   61.11%
Foreca   60.49%
CustomWeather   59.26%
Dark Sky (forecast.io)   57.06%
AccuWeather   56.79%
Persistence   30.13%
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

3.7% of Persistence's low temperature forecasts for Sioux City were exactly right last year.