Weather forecast for 10 daysDe Smet, SD

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 66°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphSSE 166°
  • Humidity: 51%
  • UV index: 3
  • Sunrise: 7:49 am CDT
  • Sunset: 6:41 pm CDT
  • ▼
Today, in De Smet, sunshine and minimal clouds are in the outlook.
The temperature is predicted to vary between an enjoyable 66.2°F and a cold 41°F.
The high temperature will be moderately higher than the typical October level of 57.9°F.
Sunrise will be at 7:49 am and sunset at 6:41 pm; the daylight will last for 10h and 52min.

10-day overview

Daily temperatures

Warmest period: Thursday - Friday 75°C.
Coldest day: Sunday 25.10. 59°C.

Chance of precipitation

Highest chance: 24%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 66°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphSSE 166°
  • Humidity: 51%
  • UV index: 3
  • Sunrise: 7:49 am CDT
  • Sunset: 6:41 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 11mphE 99°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:50 am CDT
  • Sunset: 6:39 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 17mphSSE 162°
  • Humidity: 64%
  • UV index: 3
  • Sunrise: 7:51 am CDT
  • Sunset: 6:37 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 72°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 6mphSE 132°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 7:53 am CDT
  • Sunset: 6:36 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 75°F
  • 57°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 12mphSE 143°
  • Humidity: 69%
  • UV index: 3
  • Sunrise: 7:54 am CDT
  • Sunset: 6:34 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 75°F
  • 57°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 23mphSSE 160°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:55 am CDT
  • Sunset: 6:33 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 64°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 17mphSW 235°
  • Humidity: 63%
  • UV index: 2
  • Sunrise: 7:57 am CDT
  • Sunset: 6:31 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 59°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 10mphENE 72°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:58 am CDT
  • Sunset: 6:29 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 63°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 14mphSE 133°
  • Humidity: 73%
  • UV index: 3
  • Sunrise: 7:59 am CDT
  • Sunset: 6:28 pm CDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 61°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 16mphSSE 151°
  • Humidity: 69%
  • UV index: 3
  • Sunrise: 8:01 am CDT
  • Sunset: 6:26 pm CDT
  • ▼
Across the following ten days, a combination of dry and sunny and gloomy weather is predicted.
Rain is not anticipated in De Smet in the upcoming days.
There will be a considerable variation in temperature over the next several days. Forecast highs will fluctuate between 59°F and 75.2°F, while the variation in nighttime lows will be also notably wide, as the lowest temperatures will be recorded between 41°F and 57.2°F.
The warmest days will be Thursday and Friday, with a maximum of 75.2°F; next Sunday will be the coldest day, with the highest temperature of 59°F.
Updated: Oct 18, 2026 @ 12:26:31 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, sunshine is expected with little to no cloud cover.

Today, the highest temperature in De Smet will be 66.2°F, while the lowest temperature will be 41°F.
The maximum temperature will be relatively higher than the average highest temperature of 57.9°F in October. The lowest temperature will be in line with the average low of 41.5°F.

On Sunday, in De Smet, sunrise will be at 7:49 am and sunset at 6:41 pm (CDT).

In De Smet, South Dakota, today, there will be 10h and 52min of daylight.