Sioux City weather averages

Going to Sioux City? Find the best month to visit Sioux City based on the weather.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Check Sioux City weather averages before you book your next holiday in 2019/2020. Today's maximum temperature in Sioux City is expected to be 11°C, while the average maximum temperature in May is 23°C.

  • Save an extra 10% on cheap car hire worldwide
  • With this exclusive Holiday Autos discount code
  • Travel before 31st December 2019 (inclusive)
Show discount codeShow discount code ******vel

Expires at 23:59 on Friday 31st May 2019 · View all Holiday Autos offers

More about Sioux City

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The weather for Sioux City, Iowa shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Sioux City weather averages: best month

Sioux City Best month Averages
Warmest July 31°C
Sunniest July 11 hours per day
Least rain February & November 6 days

Sioux City climate guide

Back to top

Tropical storm risk: Sioux City, Iowa hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
<1%
0
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

The Sioux City, Iowa tropical storm risk chart above shows the hurricane season. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.

More about tropical storms

  • Save up to 10% on TUI holidays when you book online
  • Browse deals on all inclusive, family and luxury breaks
  • Low deposits available from just £75 per person

Back to top

Sioux City weather averages by month

Check Sioux City holiday weather averages for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

Back to top

Compare Sioux City weather with the USA

Below the Sioux City weather chart shows maximum daytime temperature for Sioux City, Iowa, USA and the USA (Washington). For more weather parameters or to change the destinations shown visit the comparison weather tool.

Maximum daytime temperature (°C)

Sioux City, Iowa, USA
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

Compare more Sioux City weather >>

  • Book online & save up to 13% on all inclusive holidays
  • Low holiday deposits available from £50 per person
  • FREE child places are also available

Back to top

More Iowa destinations

All Iowa destinations >>

All destinations (A to Z)

Can't see your chosen destination? Use our A to Z search to find your required the holiday weather guide:

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z  

Related posts

Popular travel offers

Back to Holiday Weather Top ^