Weather forecast for 10 daysValleytown, MT

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 59°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphNNE 17°
  • Humidity: 45%
  • UV index: 3
  • Sunrise: 7:34 am MDT
  • Sunset: 6:13 pm MDT
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On Sunday, in Valleytown, clouds and sunshine will alternate throughout the day.
Temperatures will oscillate between a mild 59°F at their highest and a wintry 37.4°F at their lowest.
Today's peak is predicted to be relatively higher than the regular high for October at 54.3°F.
Sunrise will be at 7:34 am and sunset at 6:13 pm; the daylight will last for 10h and 40min.

10-day overview

Daily temperatures

Warmest day: Thursday 68°C.
Coldest period: Monday - Tuesday 43°C.

Chance of precipitation

Highest chance: Friday 63%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 59°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphNNE 17°
  • Humidity: 45%
  • UV index: 3
  • Sunrise: 7:34 am MDT
  • Sunset: 6:13 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 64°F
  • 36°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 17mphSE 144°
  • Humidity: 49%
  • UV index: 2
  • Sunrise: 7:35 am MDT
  • Sunset: 6:11 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 64°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 11mphN 9°
  • Humidity: 58%
  • UV index: 2
  • Sunrise: 7:37 am MDT
  • Sunset: 6:10 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 63°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 14mphSE 146°
  • Humidity: 61%
  • UV index: 2
  • Sunrise: 7:38 am MDT
  • Sunset: 6:08 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 68°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 8mphSSE 148°
  • Humidity: 66%
  • UV index: 2
  • Sunrise: 7:40 am MDT
  • Sunset: 6:06 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 57°F
  • 34°F
Showers
Showers
  • Precip. probability: 63%
  • Precipitation: 0"
  • Wind: 16mphNNW 329°
  • Humidity: 74%
  • UV index: 1
  • Sunrise: 7:41 am MDT
  • Sunset: 6:04 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 45°F
  • 27°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0.24"
  • Wind: 16mphWNW 290°
  • Humidity: 65%
  • UV index: 2
  • Sunrise: 7:43 am MDT
  • Sunset: 6:02 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 45°F
  • 28°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 12mphENE 70°
  • Humidity: 74%
  • UV index: 2
  • Sunrise: 7:45 am MDT
  • Sunset: 6:00 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 43°F
  • 28°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 9mphENE 67°
  • Humidity: 85%
  • UV index: 2
  • Sunrise: 7:46 am MDT
  • Sunset: 5:59 pm MDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 43°F
  • 28°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 11mphENE 74°
  • Humidity: 89%
  • UV index: 2
  • Sunrise: 7:48 am MDT
  • Sunset: 5:57 pm MDT
  • ▼
During the ten-day period, gloomy, bright and showery weather is anticipated.
Rainfall is not forecasted in Valleytown in the upcoming days.
Substantial differences in temperature are forecasted in the next ten days. The maximum temperature will vary between 42.8°F and 68°F, while the difference in minimum temperatures will be also substantial, as the minimum temperature is expected to range between 26.6°F and 48.2°F.
Expect the warmest day on Thursday, with temperatures peaking at 68°F; with a maximum temperature of 42.8°F, next Monday and Tuesday will be the coldest days in Valleytown.
Updated: Oct 18, 2026 @ 07:48:37 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, occasional cloudiness will be present, but there will still be plenty of sun.

Today, the maximum temperature will be 59°F, while the minimum temperature will be 37.4°F.
The highest temperature today will be a few degrees higher than the average maximum temperature in October. The lowest temperature will be in line with the average low of 39.4°F.

On Sunday, in Valleytown, sunrise will be at 7:34 am and sunset at 6:13 pm (MDT).

In Valleytown, the length of the day today will be 10h and 40min.