Weather forecast for 10 daysSioux, WI

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 64°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 16mphSW 224°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 7:25 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
Tomorrow, on Sunday, October 18, partly cloudy skies will persist, making for a mix of sun and clouds.
The highest temperature will be an enjoyable 64.4°F, while the lowest temperature will be a cold 41°F.
Temperatures are higher than average, more in line with September's norm of 65.3°F than with October's 50.7°F.
Sunrise will be at 7:25 am and sunset at 6:11 pm; tomorrow's daylight will last for 10h and 46min.

10-day overview

Daily temperatures

Warmest period: Friday - Saturday 70°C.
Coldest day: Monday 26.10. 54°C.

Chance of precipitation

Highest chance: Saturday - Sunday 24%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 45°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 14mphSW 215°
  • Humidity: 53%
  • UV index: 0
  • Sunrise: 7:24 am CDT
  • Sunset: 6:13 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 64°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 16mphSW 224°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 7:25 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 59°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphNE 46°
  • Humidity: 66%
  • UV index: 3
  • Sunrise: 7:27 am CDT
  • Sunset: 6:09 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 64°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 4mphSSE 164°
  • Humidity: 74%
  • UV index: 3
  • Sunrise: 7:28 am CDT
  • Sunset: 6:07 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 68°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphSW 233°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:30 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 61°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 5mphENE 65°
  • Humidity: 81%
  • UV index: 3
  • Sunrise: 7:31 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 70°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 7mphSSE 167°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:32 am CDT
  • Sunset: 6:02 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 70°F
  • 52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 11mphS 186°
  • Humidity: 60%
  • UV index: 2
  • Sunrise: 7:34 am CDT
  • Sunset: 6:00 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 63°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 8mphW 259°
  • Humidity: 62%
  • UV index: 2
  • Sunrise: 7:35 am CDT
  • Sunset: 5:59 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 54°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 6mphNE 42°
  • Humidity: 72%
  • UV index: 2
  • Sunrise: 7:37 am CDT
  • Sunset: 5:57 pm CDT
  • ▼
Looking ahead to the next ten days, primarily cloudy and occasionally sun-filled weather is anticipated.
Rain is not predicted in Sioux in the upcoming period.
Noticeable swings in temperature are expected across the forecast period. The temperature is expected to swing from 53.6°F up to 69.8°F, while the lowest nightly temperature differences will be also quite pronounced, as the overnight lows will vary from 39.2°F to 53.6°F.
Friday and next Saturday, with the highest temperature of 69.8°F, will be the warmest days; next Monday will be the coldest day, with the highest temperature of 53.6°F.
Updated: Oct 17, 2026 @ 21:53:31 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Sioux, expect a partly sunny afternoon with variable cloud cover.

Tomorrow, the highest temperature will be 64.4°F, while the lowest temperature will be 41°F.
The highest temperature will be notably higher than the average maximum of 50.7°F in October. The lowest temperature tomorrow will be in line with the average low temperature.

On Sunday, in Sioux, sunrise will be at 7:25 am and sunset at 6:11 pm (CDT).

In Sioux, tomorrow, there will be 10h and 46min of daylight.