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12) Sioux City, Iowa (12 of 18)
12) Sioux City, Iowa (12 of 18)
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12.7 F is the mean temperature experienced by Sioux City during the winter. It is the fourth largest city of Iowa and has a population of 83,000 people. The summers are very hot and the winters are really cold, and generally last from October till April. The city experiences 35 inches of snowfall.