Weather forecast for todayRiver Sioux, IA

Weather forecast for today

Current condition 2:12 pm CDT

  • 59°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 18mphS 190°
  • Humidity: 36%
  • Dewpoint: 32°F
  • Pressure: 30.37"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
In River Sioux, currently, a bright and warm day is unfolding.
The temperature is a mild 59°F, with the apparent temperature being assessed at a moderate 55.4°F. The current temperature is nearly at the maximum expected 60.8°F for today.

Saturday Oct 17, 2026

  • 61°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 19mphS 191°
  • Humidity: 37%
  • UV index: 4
  • Sunrise: 7:39 am CDT
  • Sunset: 6:39 pm CDT
  • ▼
On Saturday, in River Sioux, conditions remain stable and sunny, with little cloud presence.
The predicted temperature range extends from a high of an enjoyable 60.8°F to a low of a wintry 39.2°F.
Forecasts show the temperature forecasted to reach the usual October high of 61°F.
Sunrise was at 7:39 am and sunset will be at 6:39 pm; the daylight will last for 11h and 1min.

Hourly overview

Hourly temperatures

Warmest hour: 4 pm 61°C.
Coldest period: 11 pm - 12 am 46°C.

Chance of precipitation

Highest chance: 12 am 2%.

Hourly weather forecast

  • 3 pm
  • 59°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 19mphSSW 196°
  • Humidity: 36%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 61°F
  • Feels like:
    57°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 19mphSSW 193°
  • Humidity: 36%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 5 pm
  • 59°F
  • Feels like:
    57°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 18mphS 188°
  • Humidity: 36%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 59°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 15mphS 183°
  • Humidity: 39%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:39 pm
  • 7 pm
  • 55°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 13mphS 177°
  • Humidity: 45%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 50°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphS 180°
  • Humidity: 54%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 48°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 13mphS 182°
  • Humidity: 59%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 48°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 13mphS 183°
  • Humidity: 62%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 46°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 13mphS 184°
  • Humidity: 64%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 46°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 13mphS 183°
  • Humidity: 66%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the rest of Saturday, bright and mostly sunny weather is expected.
The temperature will vary between the lowest temperature of 46.4°F and the highest temperature of 60.8°F. The warmest part of the day is expected around 4 pm.
The maximum temperature today will be close to October's average high. Today, the nighttime low will be also moderately lower than October's typical minimum of 44.6°F.
Updated: Oct 17, 2026 @ 19:12:20 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (2:12 pm CDT) is 59°F.

On Saturday, expect consistent sunshine and open skies.

Today, the highest temperature will be 60.8°F, while the lowest temperature will be 39.2°F.
Today, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature today will be relatively lower than the average low temperature.

On Saturday, in River Sioux, sunrise was at 7:39 am and sunset will be at 6:39 pm (CDT).

In River Sioux, Iowa, the length of the day today will be 11h and 1min.