Weather forecast for 10 daysCulbertson, MT

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 73°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 13mphWSW 239°
  • Humidity: 38%
  • UV index: 3
  • Sunrise: 7:21 am MDT
  • Sunset: 6:05 pm MDT
  • ▼
Today, on Saturday, October 17, sun-filled skies will remain for most of the day.
The temperature is anticipated to vary significantly from a high of a temperate 73.4°F to a low of a wintry 41°F.
Today, climate comparisons show a temperature closer to September's 72.3°F than October's 55°F.
Sunrise was at 7:21 am and sunset will be at 6:05 pm; the daylight will last for 10h and 45min.

Sunday Oct 18, 2026

  • 63°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphNW 323°
  • Humidity: 45%
  • UV index: 3
  • Sunrise: 7:22 am MDT
  • Sunset: 6:03 pm MDT
  • ▼
Tomorrow, in Culbertson, moments of sunshine will break through the patchy clouds.
Temperature is predicted to hit a high of a comfortable 62.6°F during the day, dipping to a low of an icy 35.6°F at night.
The temperature is forecasted to be moderately higher than the standard October peak of 55°F.
Sunrise will be at 7:22 am and sunset at 6:03 pm; tomorrow's daylight will last for 10h and 41min.

10-day overview

Daily temperatures

Warmest day: today 73°C.
Coldest period: Saturday - Monday 50°C.

Chance of precipitation

Highest chance: Saturday 24.10. 37%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 73°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 13mphWSW 239°
  • Humidity: 38%
  • UV index: 3
  • Sunrise: 7:21 am MDT
  • Sunset: 6:05 pm MDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 63°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphNW 323°
  • Humidity: 45%
  • UV index: 3
  • Sunrise: 7:22 am MDT
  • Sunset: 6:03 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 19mphSE 137°
  • Humidity: 45%
  • UV index: 3
  • Sunrise: 7:23 am MDT
  • Sunset: 6:01 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 66°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphN 8°
  • Humidity: 62%
  • UV index: 2
  • Sunrise: 7:25 am MDT
  • Sunset: 6:00 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 63°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 9mphE 96°
  • Humidity: 59%
  • UV index: 2
  • Sunrise: 7:27 am MDT
  • Sunset: 5:58 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 72°F
  • 50°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 9mphSSE 165°
  • Humidity: 61%
  • UV index: 2
  • Sunrise: 7:28 am MDT
  • Sunset: 5:56 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 70°F
  • 41°F
PM Showers
PM Showers
  • Precip. probability: 33%
  • Precipitation: 0.28"
  • Wind: 12mphSSE 151°
  • Humidity: 70%
  • UV index: 2
  • Sunrise: 7:30 am MDT
  • Sunset: 5:54 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 50°F
  • 32°F
AM Showers
AM Showers
  • Precip. probability: 37%
  • Precipitation: 0.04"
  • Wind: 20mphWNW 297°
  • Humidity: 62%
  • UV index: 2
  • Sunrise: 7:31 am MDT
  • Sunset: 5:52 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 50°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 12mphE 88°
  • Humidity: 67%
  • UV index: 2
  • Sunrise: 7:33 am MDT
  • Sunset: 5:51 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 50°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 12mphENE 74°
  • Humidity: 68%
  • UV index: 2
  • Sunrise: 7:34 am MDT
  • Sunset: 5:49 pm MDT
  • ▼
Looking ahead, conditions suggest a period of mostly clear, cloudy and rain-soaked weather is expected.
Rainfall is expected on Friday and next Saturday.
Expect a substantial fluctuation in daytime highs in the upcoming period. The temperature is expected to swing from 50°F up to 73.4°F, while the lowest nightly temperature differences will be also quite pronounced, as the overnight lows will vary from 32°F to 50°F.
The warmest day is today, with a maximum temperature of 73.4°F; the coldest days will be next Saturday through next Monday, with a maximum of 50°F.
Updated: Oct 17, 2026 @ 15:24:48 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, mainly sunny conditions will dominate the day.

Today, the maximum temperature will be 73.4°F, while the minimum temperature will be 41°F.
The maximum temperature will be noticeably higher than the average highest temperature of 55°F in October. The lowest temperature will be in line with the average low of 39.9°F.

On Saturday, in Culbertson, sunrise was at 7:21 am and sunset will be at 6:05 pm (MDT).

Today, the daylight will last for 10h and 45min.

Tomorrow, a pleasant mix of sun and clouds will define the day.

Tomorrow, the maximum temperature in Culbertson, Montana, will be 62.6°F, while the minimum temperature will be 35.6°F.
The maximum temperature tomorrow will be moderately higher than the average highest temperature in October. Tomorrow, the lowest temperature will be also a couple of degrees lower than the average low temperature.

On Sunday, in Culbertson, sunrise will be at 7:22 am and sunset at 6:03 pm (MDT).

In Culbertson, the length of the day tomorrow will be 10h and 41min.