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°C17°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
281
days per year
Snow days
13
days per year

14 day forecast

Saturday
12 Jul
30°C17°C
19 Jul
25°C12°C
Sunday
13 Jul
32°C14°C
20 Jul
30°C15°C
Monday
14 Jul
36°C17°C
21 Jul
34°C22°C
Tuesday
15 Jul
63%
34°C20°C
22 Jul
62%
31°C21°C
Wednesday
16 Jul
83%
23°C19°C
23 Jul
38°C25°C
Thursday
17 Jul
82%
28°C19°C
24 Jul
62%
27°C21°C
Friday
18 Jul
19°C17°C
25 Jul
88%
31°C20°C

Cheapest month to fly to Sioux City

Explore price trends for trips to Sioux City

Annual Avg. Price1071 GBP
August 2025952 GBP
October 2025952 GBP
December 20251309 GBP

Frequently asked questions

Main airports in Sioux City, Iowa
Getting from the airport to Sioux City, Iowa
Best time to fly to Sioux City, Iowa
Things to do in Sioux City, Iowa
When to book your flight to Sioux City, Iowa
Recommended duration of stay in Sioux City, Iowa
Top tourist attractions in Sioux City, Iowa
Safety in Sioux City, Iowa at night
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