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 9.0° 7.8°
Average change in low temperature day-to-day 7.5° 8.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 56% 62%
Chance of precip day after a dry day 67% 25%

Weather forecast accuracy for Sioux City, Iowa

Last Month
AccuWeather   69.89%
NWS Digital Forecast   69.29%
MeteoGroup   69.09%
The Weather Channel   68.82%
Weather Underground   68.62%
Dark Sky (forecast.io)   63.98%
Foreca   63.44%
Persistence   33.33%
Last Year
Weather Underground   72.71%
The Weather Channel   71.52%
MeteoGroup   69.59%
AccuWeather   68.08%
WeatherBug   67.57%
Foreca   66.78%
CustomWeather   65.33%
NWS Digital Forecast   64.63%
Persistence   42.58%

ForecastAdvisor Fact

ForecastWatch.com is the largest provider of weather forecast accuracy statistics.