Sioux Falls 7-day weather forecast

Written by:
December 29, 2025
ESOlex // Shutterstock

Sioux Falls 7-day weather forecast

Stacker created the forecast for Sioux Falls, South Dakota using data from OpenWeather. This week's high is 31 °F on Wednesday, while the low is -12 °F on Saturday. There are expected to be 2 sunny days and snow on 2 days this week.

There are currently no weather alerts.

Monday, January 19

- High of 13 °F, low of -1 °F (59% humidity)
- Partly cloudy with a 0% chance of snow
- Moderate breeze (18 mph wind)
- Sunrise at 7:54 AM, sunset at 5:20 PM
1 / 6
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Tuesday, January 20

- High of 20 °F, low of -1 °F (60% humidity)
- Overcast with a 100% chance of snow (2 mm of snow)
- Gentle breeze (10 mph wind)
- Sunrise at 7:53 AM, sunset at 5:21 PM
2 / 6
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Wednesday, January 21

- High of 31 °F, low of 10 °F (85% humidity)
- Overcast with a 75% chance of snow (0 mm of snow)
- Fresh breeze (23 mph wind)
- Sunrise at 7:53 AM, sunset at 5:22 PM
3 / 6
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Thursday, January 22

- High of 16 °F, low of 4 °F (71% humidity)
- Partly cloudy with a 0% chance of snow
- Moderate breeze (13 mph wind)
- Sunrise at 7:52 AM, sunset at 5:24 PM
4 / 6
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Friday, January 23

- High of -1 °F, low of -11 °F (63% humidity)
- Sunny with a 0% chance of snow
- Gentle breeze (12 mph wind)
- Sunrise at 7:51 AM, sunset at 5:25 PM
5 / 6
Leonid Ikan // Shutterstock

Saturday, January 24

- High of 19 °F, low of -12 °F (55% humidity)
- Sunny with a 0% chance of snow
- Moderate breeze (15 mph wind)
- Sunrise at 7:50 AM, sunset at 5:26 PM
6 / 6
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Sunday, January 25

- High of 23 °F, low of 3 °F (62% humidity)
- Partly sunny with a 0% chance of snow
- Moderate breeze (17 mph wind)
- Sunrise at 7:50 AM, sunset at 5:28 PM
- First quarter moon

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