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Climate & Weather Averages in Sioux City, Iowa, USA

Now
66 °F

Sunny.


Feels Like: 66 °F
Forecast: 88 / 67 °F
Wind: 9 mph from Northwest

Location: Sioux City Sioux Gateway Airport

Current Time: Jun 5, 2020 at 8:56:09 am

Latest Report: Jun 5, 2020 at 6:52 am


Visibility: 10 mi

Pressure: 29.83 "Hg

Humidity: 81%

Dew Point: 60 °F

Location of Sioux CityLocation

Annual Weather Averages Near Sioux City

Averages are for Sioux City Sioux Gateway Airport, which is 6 miles from Sioux City.

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in Sioux City

High Temp: 86 °F

Low Temp: 11 °F

Mean Temp: 49 °F

Precipitation: 1.08"

Humidity: 70%

Dew Point: 39 °F

Wind: 9 mph

Pressure: 30.04 "Hg

Visibility: 11 mi

January Climate & Weather Averages in Sioux City

High Temp: 31 °F

Low Temp: 11 °F

Mean Temp: 21 °F

Precipitation: 0.27"

Humidity: 77%

Dew Point: 15 °F

Wind: 9 mph

Pressure: 30.15 "Hg

Visibility: 10 mi

February Climate & Weather Averages in Sioux City

High Temp: 35 °F

Low Temp: 16 °F

Mean Temp: 25 °F

Precipitation: 0.23"

Humidity: 74%

Dew Point: 18 °F

Wind: 9 mph

Pressure: 30.15 "Hg

Visibility: 10 mi

March Climate & Weather Averages in Sioux City

High Temp: 48 °F

Low Temp: 26 °F

Mean Temp: 37 °F

Precipitation: 0.70"

Humidity: 69%

Dew Point: 27 °F

Wind: 10 mph

Pressure: 30.08 "Hg

Visibility: 10 mi

April Climate & Weather Averages in Sioux City

High Temp: 62 °F

Low Temp: 37 °F

Mean Temp: 50 °F

Precipitation: 1.42"

Humidity: 61%

Dew Point: 36 °F

Wind: 11 mph

Pressure: 29.99 "Hg

Visibility: 11 mi

May Climate & Weather Averages in Sioux City

High Temp: 74 °F

Low Temp: 49 °F

Mean Temp: 61 °F

Precipitation: 2.14"

Humidity: 63%

Dew Point: 48 °F

Wind: 10 mph

Pressure: 29.95 "Hg

Visibility: 11 mi

June Climate & Weather Averages in Sioux City

High Temp: 83 °F

Low Temp: 60 °F

Mean Temp: 71 °F

Precipitation: 2.29"

Humidity: 66%

Dew Point: 59 °F

Wind: 8 mph

Pressure: 29.91 "Hg

Visibility: 11 mi

July Climate & Weather Averages in Sioux City

High Temp: 86 °F

Low Temp: 64 °F

Mean Temp: 75 °F

Precipitation: 1.54"

Humidity: 72%

Dew Point: 65 °F

Wind: 7 mph

Pressure: 29.95 "Hg

Visibility: 11 mi

August Climate & Weather Averages in Sioux City

High Temp: 83 °F

Low Temp: 61 °F

Mean Temp: 72 °F

Precipitation: 1.79"

Humidity: 75%

Dew Point: 64 °F

Wind: 7 mph

Pressure: 29.98 "Hg

Visibility: 11 mi

September Climate & Weather Averages in Sioux City

High Temp: 77 °F

Low Temp: 51 °F

Mean Temp: 64 °F

Precipitation: 1.14"

Humidity: 68%

Dew Point: 53 °F

Wind: 8 mph

Pressure: 30.01 "Hg

Visibility: 11 mi

October Climate & Weather Averages in Sioux City

High Temp: 64 °F

Low Temp: 38 °F

Mean Temp: 51 °F

Precipitation: 0.69"

Humidity: 64%

Dew Point: 38 °F

Wind: 9 mph

Pressure: 30.05 "Hg

Visibility: 11 mi

November Climate & Weather Averages in Sioux City

High Temp: 47 °F

Low Temp: 26 °F

Mean Temp: 36 °F

Precipitation: 0.38"

Humidity: 71%

Dew Point: 27 °F

Wind: 9 mph

Pressure: 30.09 "Hg

Visibility: 10 mi

December Climate & Weather Averages in Sioux City

High Temp: 34 °F

Low Temp: 15 °F

Mean Temp: 25 °F

Precipitation: 0.32"

Humidity: 78%

Dew Point: 18 °F

Wind: 9 mph

Pressure: 30.13 "Hg

Visibility: 9 mi

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Quick Climate Info

Hottest MonthJuly (75 °F avg)
Coldest MonthJanuary (21 °F avg)
Wettest MonthJune (2.29" avg)
Windiest MonthApril (11 mph avg)
Annual precip.12.90" (per year)

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