Weather forecast for 10 daysGlen Ullin, ND

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 66°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 15mphNNW 342°
  • Humidity: 38%
  • UV index: 3
  • Sunrise: 8:09 am CDT
  • Sunset: 6:55 pm CDT
  • ▼
Today, patchy clouds will move across the sky, allowing for sunshine at times.
Temperatures will show considerable variation, extending from a high of a breezy 66.2°F to a low of a freezing 30.2°F.
Today, the temperature forecast of 66.2°F will better match September's climate average than that of October.
Sunrise will be at 8:09 am and sunset at 6:55 pm; the daylight will last for 10h and 45min.

10-day overview

Daily temperatures

Warmest day: Friday 75°C.
Coldest day: Tuesday 27.10. 52°C.

Chance of precipitation

Highest chance: 24%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 66°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 15mphNNW 342°
  • Humidity: 38%
  • UV index: 3
  • Sunrise: 8:09 am CDT
  • Sunset: 6:55 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 16mphSE 135°
  • Humidity: 42%
  • UV index: 3
  • Sunrise: 8:11 am CDT
  • Sunset: 6:53 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 72°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 12mphS 169°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 8:12 am CDT
  • Sunset: 6:51 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 66°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 10mphENE 57°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 8:14 am CDT
  • Sunset: 6:49 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 19mphSSE 157°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 8:15 am CDT
  • Sunset: 6:47 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 75°F
  • 41°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.16"
  • Wind: 19mphSSE 167°
  • Humidity: 62%
  • UV index: 2
  • Sunrise: 8:16 am CDT
  • Sunset: 6:46 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 54°F
  • 28°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 19%
  • Precipitation: 0"
  • Wind: 21mphWNW 291°
  • Humidity: 55%
  • UV index: 2
  • Sunrise: 8:18 am CDT
  • Sunset: 6:44 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 54°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 14mphSE 129°
  • Humidity: 56%
  • UV index: 2
  • Sunrise: 8:19 am CDT
  • Sunset: 6:42 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 55°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 16mphESE 117°
  • Humidity: 67%
  • UV index: 2
  • Sunrise: 8:21 am CDT
  • Sunset: 6:41 pm CDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 52°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 14mphSE 135°
  • Humidity: 67%
  • UV index: 2
  • Sunrise: 8:22 am CDT
  • Sunset: 6:39 pm CDT
  • ▼
Forecasts for the ten-day outlook show that a combination of cloudy and clear weather is forecasted.
With a 24% probability, rainfall is predicted only for Friday. Predicted precipitation will be light at 0.16".
Substantial differences in temperature are forecasted in the upcoming days. Forecast highs will fluctuate between 51.8°F and 75.2°F, while there will be also a marked difference in overnight low temperatures, as nighttime lows are forecast to fall between 28.4°F and 51.8°F.
With the highest temperature of 75.2°F, Friday will be the warmest day; the coldest day will be next Tuesday, with a maximum of 51.8°F.
Updated: Oct 18, 2026 @ 09:34:43 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Glen Ullin, sunlight and clouds will take turns dominating the sky.

Today, the maximum temperature will be 66.2°F, while the minimum temperature will be 30.2°F.
The maximum temperature will be significantly higher than the average highest temperature of 53.6°F in October. The lowest temperature will be slightly cooler than the average low of 38.5°F.

On Sunday, in Glen Ullin, sunrise will be at 8:09 am and sunset at 6:55 pm (CDT).

In Glen Ullin, today, there will be 10h and 45min of daylight.