Flights to Sioux City, IA, United States

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Weather in Sioux City

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-2°C-10°C
February0°C-8°C
March9°C0°C
April15°C4°C
May21°C11°C
June27°C16°C
July29°C18°C
August29°C17°C
September26°C13°C
October17°C6°C
November9°C0°C
December1°C-6°C
Hottest Month
29°C
July
Coldest month
-10°C
January
Sunny days
280
days per year
Snow days
13
days per year

14 day forecast

Saturday
21 Jun
41°C26°C
28 Jun
34°C23°C
Sunday
22 Jun
39°C26°C
29 Jun
85%
26°C17°C
Monday
23 Jun
86%
20°C17°C
30 Jun
26°C13°C
Tuesday
24 Jun
88%
26°C16°C
1 Jul
30°C16°C
Wednesday
25 Jun
79%
27°C20°C
2 Jul
33°C20°C
Thursday
26 Jun
89%
30°C20°C
3 Jul
28°C19°C
Friday
27 Jun
33°C22°C
4 Jul
33°C20°C

Cheapest month to fly to Sioux City

Explore price trends for trips to Sioux City

Annual Avg. Price175 USD
July 2025170 USD
August 2025169 USD
September 2025170 USD
October 2025170 USD
November 2025170 USD
December 2025170 USD
January 2026170 USD
February 2026184 USD
March 2026183 USD
April 2026183 USD
May 2026184 USD

Airlines flying to Sioux City

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