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 7.7° 7.6°
Average change in low temperature day-to-day 8.2° 8.5°
Precipitation Last Month Last Year
Chance of dry day after a precip day 100% 58%
Chance of precip day after a dry day 13% 24%

Weather forecast accuracy for Sioux City, Iowa

Last Month
The Weather Channel   78.74%
AccuWeather   78.45%
Weather Underground   77.87%
MeteoGroup   76.15%
Foreca   75.57%
Dark Sky (forecast.io)   72.32%
NWS Digital Forecast   71.84%
World Weather Online   66.07%
Persistence   46.30%
Last Year
Weather Underground   72.69%
The Weather Channel   72.51%
MeteoGroup   72.00%
AccuWeather   71.21%
Foreca   70.74%
NWS Digital Forecast   68.64%
Dark Sky (forecast.io)   65.96%
World Weather Online   59.81%
Persistence   43.81%

ForecastAdvisor Fact

17.2% of Foreca's high temperature forecasts for Sioux City were exactly right last month.