easeweather.com
Sioux City (IA)
Akron (OH)Albuquerque (NM)Alexandria (VA)Anaheim (CA)Anchorage (AK)Arlington (VA)Asheville (NC)Atlanta (GA)Atlantic City (NJ)Austin (TX)Baltimore (MD)Baton Rouge (LA)Birmingham (AL)Boston (MA)Brooklyn (NY)Buffalo (NY)Cape Coral (FL)Charlotte (NC)Chattanooga (TN)Chicago (IL)Cincinnati (OH)Cleveland (OH)Colorado Springs (CO)Columbus (OH)Corpus Christi (TX)Dallas (TX)Dayton (OH)Denver (CO)Des Moines (IA)Detroit (MI)El Paso (TX)Fairbanks (AK)Fort Lauderdale (FL)Fort Wayne (IN)Fort Worth (TX)Gatlinburg (TN)Grand Rapids (MI)Harrisburg (PA)Honolulu (HI)Houston (TX)Huntsville (AL)Indianapolis (IN)Jackson (MS)Jacksonville (FL)Juneau (AK)Kansas City (MO)Ketchikan (AK)Key West (FL)Knoxville (TN)Las Vegas (NV)Lexington (KY)Lincoln (NE)Little Rock (AR)Los Angeles (CA)Louisville (KY)Madison (WI)Manhattan (NY)Memphis (TN)Miami (FL)Milwaukee (WI)Minneapolis (MN)Mobile (AL)Montgomery (AL)Nashville (TN)New Orleans (LA)New York City (NY)Newark (NJ)Oklahoma City (OK)Omaha (NE)Orlando (FL)Philadelphia (PA)Phoenix (AZ)Pittsburgh (PA)Portland (OR)Richmond (VA)Riverside (CA)Sacramento (CA)Salt Lake City (UT)San Antonio (TX)San Diego (CA)San Francisco (CA)San Jose (CA)Savannah (GA)Seattle (WA)
Sioux City (IA)
Sitka (AK)Skagway (AK)Springfield (MO)St. Louis (MO)St. Petersburg (FL)Tallahassee (FL)Tampa (FL)Toledo (OH)Traverse City (MI)Tulsa (OK)Tyler (TX)Vancouver (WA)Virginia Beach (VA)WashingtonWichita (KS)Winston-Salem (NC) More Locations
United States weather

Weather in Sioux City, Iowa for October 2026

Your guide to Sioux City weather in October - trends and predictions

    Temperatures

  • In general, the average temperature in Sioux City at the beginning of October is 26.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 10.7 °F by the end of October.

    • Rain 🌧️

  • With an average of 4 rainy days, Sioux City experiences minimal rainfall in October.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
27
Dry days
Average rainy days
4
Rainy days
Average snowy days
0
Snow days
Average temperatures
19°/9°
Temperatures
Average wind speed
27 km/h
Avg max wind
Average humidity
69 %
Avg humidity

Sioux City Weather October

Move between months or click on a day
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
29°
2
Sunny
31°
3
Fog
32°
4
Partly cloudy
31°
5
Cloudy
25°
6
Overcast
15°
7
Sunny
20°
8
Cloudy
22°
9
Overcast
18°
10
Fog
23°
11
Partly cloudy
20°
12
Cloudy
24°
13
Partly cloudy
18°
14
Patchy rain possible
13°
15
Mist
21°
16
Overcast
26°
17
Cloudy
24°
18
Moderate or heavy rain shower
15°
19
Sunny
18°
20
Overcast
14°
21
Sunny
14°
22
Sunny
16°
23
Sunny
14°
24
Mist
15°
25
Overcast
10°
26
Overcast
13°
27
Overcast
12°
28
Heavy rain
11°
29
Overcast
9°
30
Overcast
13°
31
Patchy rain possible
7°

Temperatures trend during October in Sioux City

See the weather trend as well as the moving average line

October weather in Sioux City day by day

Click on a date for more information
September November
Date Weather Temperatures Rain UV More
Oct. 1 Overcast
Overcast
 29° /16° 0 mm 6
Oct. 2 Sunny
Sunny
 31° /16° 0 mm 8
Oct. 3 Fog
Fog
 32° /15° 0 mm 7
Oct. 4 Partly cloudy
Partly cloudy
 31° /19° 0 mm 8
Oct. 5 Cloudy
Cloudy
 25° /16° 0 mm 6
Oct. 6 Overcast
Overcast
 15° /9° 0 mm 4
Oct. 7 Sunny
Sunny
 20° /6° 0 mm 6
Oct. 8 Cloudy
Cloudy
 22° /6° 0 mm 5
Oct. 9 Overcast
Overcast
 18° /13° 0 mm 4
Oct. 10 Fog
Fog
 23° /14° 0 mm 5
Oct. 11 Partly cloudy
Partly cloudy
 20° /5° 0 mm 6
Oct. 12 Cloudy
Cloudy
 24° /14° 0 mm 5
Oct. 13 Partly cloudy
Partly cloudy
 18° /7° 0 mm 5
Oct. 14 Patchy rain possible
Patchy rain possible
 13° /11° 10.1 mm 3
Oct. 15 Mist
Mist
 21° /11° 2.5 mm 5
Oct. 16 Overcast
Overcast
 26° /16° 0 mm 6
Oct. 17 Cloudy
Cloudy
 24° /14° 0 mm 5
Oct. 18 Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /7° 6 mm 4
Oct. 19 Sunny
Sunny
 18° /2° 0 mm 5
Oct. 20 Overcast
Overcast
 14° /6° 0 mm 3
Oct. 21 Sunny
Sunny
 14° /6° 0 mm 4
Oct. 22 Sunny
Sunny
 16° /0° 0 mm 5
Oct. 23 Sunny
Sunny
 14° /0° 0 mm 4
Oct. 24 Mist
Mist
 15° /1° 0 mm 4
Oct. 25 Overcast
Overcast
 10° /8° 0 mm 3
Oct. 26 Overcast
Overcast
 13° /8° 0 mm 3
Oct. 27 Overcast
Overcast
 12° /10° 0 mm 3
Oct. 28 Heavy rain
Heavy rain
 11° /7° 63.5 mm 3
Oct. 29 Overcast
Overcast
 9° /4° 0 mm 2
Oct. 30 Overcast
Overcast
 13° /2° 0 mm 3
Oct. 31 Patchy rain possible
Patchy rain possible
 7° /0° 0.1 mm 2
Next
Important Notice
Our weather forecast for Sioux City in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Sioux City forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Sioux City in October - FAQ

What are the expected maximum and minimum temperatures in Sioux City during October?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Sioux City during October?
Moderate rainfall is anticipated in Sioux City during October, with a total of 82.2 mm spread over approximately 4 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Sioux City during October?
The average wind speed in Sioux City during October is 27 km/h, suggesting breezy to windy conditions, depending on your activities.

October rainfall patterns in Sioux City

Explore the daily rainfall trends and prepare for Sioux Citys October weather 💧
Typically, Sioux City has 4 rainy days in October with a total of 82.2 mm of rainfall.

UV exposure in Sioux City during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️

Quick links

More Sioux City weather pages
You are here
Location coordinates Where is Sioux City?

Get accurate weather forecasts for Sioux City, located at latitude 42.5 and longitude -96.4. Stay updated with localized weather information tailored for Sioux City.

Found a mistake?
We appreciate your attention to details. Tell us here.