Weather forecast for tomorrowValleytown, MT

Weather forecast for tomorrow

Monday Oct 19, 2026

  • 64°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphSE 145°
  • Humidity: 49%
  • UV index: 2
  • Sunrise: 7:35 am MDT
  • Sunset: 6:11 pm MDT
  • ▼
Tomorrow, moderate cloud cover will mix with sunshine throughout the day.
A high of an enjoyable 64.4°F during the day contrasts markedly with a low of a wintry 35.6°F at night.
Temperatures are trending warmer, with a peak resembling September's average maximum rather than October's seasonal high.
Sunrise will be at 7:35 am and sunset at 6:11 pm; tomorrow's daylight will last for 10h and 36min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 63°C.
Coldest hour: 3 am 37°C.

Chance of precipitation

Highest chance: 12 am 2%.

Hourly weather forecast

  • 12 am
  • 39°F
  • Feels like:
    34°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphE 85°
  • Humidity: 65%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 37°F
  • Feels like:
    32°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphE 94°
  • Humidity: 66%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 37°F
  • Feels like:
    32°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphESE 109°
  • Humidity: 67%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 39°F
  • Feels like:
    32°F
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphESE 115°
  • Humidity: 66%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:35 am
  • 8 am
  • 39°F
  • Feels like:
    34°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 10mphSE 129°
  • Humidity: 66%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 48°F
  • Feels like:
    43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphSE 141°
  • Humidity: 56%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 55°F
  • Feels like:
    52°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphSSE 149°
  • Humidity: 44%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 2 pm
  • 61°F
  • Feels like:
    59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphSSE 154°
  • Humidity: 39%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 63°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 13mphSSE 157°
  • Humidity: 38%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 59°F
  • Feels like:
    57°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphSE 140°
  • Humidity: 47%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:11 pm
  • 8 pm
  • 52°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSE 130°
  • Humidity: 60%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 46°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphESE 123°
  • Humidity: 71%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, on Monday, a combination of mostly clear and cloud-filled weather is expected.
The temperature will vary between the lowest temperature of 37.4°F and the highest temperature of 62.6°F. The warmest part of the day will be from 3 pm to 5 pm.
The maximum temperature will align more closely with September's average high of 71.1°F than with October's 54.3°F. Forecasts indicate a night temperature slightly cooler than the usual October minimum of 39.4°F.
Updated: Oct 18, 2026 @ 12:04:16 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, clouds and sunshine will create a dynamic sky throughout the day.

Tomorrow, the highest temperature will be 64.4°F, while the lowest temperature will be 35.6°F.
The highest temperature will be noticeably higher than the average maximum of 54.3°F in October. The lowest temperature will be relatively lower than the average low of 39.4°F.

On Monday, in Valleytown, sunrise will be at 7:35 am and sunset at 6:11 pm (MDT).

Tomorrow, the daylight will last for 10h and 36min.