Weather forecast for 10 daysCottonwood, SD

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 70°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 19mphNNE 23°
  • Humidity: 28%
  • UV index: 3
  • Sunrise: 7:06 am MDT
  • Sunset: 5:59 pm MDT
  • ▼
On Sunday, October 18, a bright and mostly cloud-free sky is in store.
Temperature changes will be remarkable, ranging from a high of an agreeable 69.8°F to a low of an icy 33.8°F.
Today, weather will feel warmer as the high trends toward September's average of 77.5°F.
Sunrise was at 7:06 am and sunset will be at 5:59 pm; the daylight will last for 10h and 53min.

10-day overview

Daily temperatures

Warmest period: Thursday - Friday 79°C.
Coldest day: Saturday 57°C.

Chance of precipitation

Highest chance: Friday 24%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 70°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 19mphNNE 23°
  • Humidity: 28%
  • UV index: 3
  • Sunrise: 7:06 am MDT
  • Sunset: 5:59 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 11mphE 98°
  • Humidity: 47%
  • UV index: 3
  • Sunrise: 7:07 am MDT
  • Sunset: 5:57 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 77°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 12mphS 173°
  • Humidity: 49%
  • UV index: 3
  • Sunrise: 7:08 am MDT
  • Sunset: 5:55 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 70°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphN 1°
  • Humidity: 56%
  • UV index: 3
  • Sunrise: 7:10 am MDT
  • Sunset: 5:54 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 79°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 16mphSSE 153°
  • Humidity: 55%
  • UV index: 3
  • Sunrise: 7:11 am MDT
  • Sunset: 5:52 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 79°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • Wind: 17mphSSW 201°
  • Humidity: 50%
  • UV index: 3
  • Sunrise: 7:12 am MDT
  • Sunset: 5:51 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 57°F
  • 36°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 17mphNW 322°
  • Humidity: 51%
  • UV index: 3
  • Sunrise: 7:13 am MDT
  • Sunset: 5:49 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 63°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 12mphSE 145°
  • Humidity: 53%
  • UV index: 3
  • Sunrise: 7:15 am MDT
  • Sunset: 5:48 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 64°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 12mphSE 142°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:16 am MDT
  • Sunset: 5:46 pm MDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 59°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 13mphSSE 147°
  • Humidity: 64%
  • UV index: 3
  • Sunrise: 7:17 am MDT
  • Sunset: 5:45 pm MDT
  • ▼
It is expected that a combination of sun-filled and overcast weather is anticipated.
With a 24% probability, rainfall is forecasted only for Friday. Predicted precipitation will be minimal at 0.08".
Noticeable swings in temperature are expected over the next several days. Maximum temperatures are forecasted between 57.2°F and 78.8°F, while there will be also a marked difference in overnight low temperatures, as the lowest temperatures will be recorded between 33.8°F and 57.2°F.
Thursday and Friday, with the highest temperature of 78.8°F, will be the warmest days; the coldest day will be Saturday, with a maximum of 57.2°F.
Updated: Oct 18, 2026 @ 16:01:25 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, sunshine will lead the day, with clouds making only brief appearances.

Today, the maximum temperature will be 69.8°F, while the minimum temperature will be 33.8°F.
The highest temperature today will be uncommonly higher than the average maximum of 59.2°F in October. Today, the lowest temperature will be also notably lower than the average low of 43°F.

On Sunday, in Cottonwood, sunrise was at 7:06 am and sunset will be at 5:59 pm (MDT).

In Cottonwood, today, there will be 10h and 53min of daylight.