Weather forecast for tomorrowBallantine, MT

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 64°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 11mphENE 68°
  • Humidity: 47%
  • UV index: 3
  • Sunrise: 7:33 am MDT
  • Sunset: 6:21 pm MDT
  • ▼
Tomorrow, on Sunday, October 18, changing cloud patterns will allow for periods of sunshine.
Temperature readings will considerable fluctuate from a daytime peak of an enjoyable 64.4°F to a nighttime low of a wintry 33.8°F.
Tomorrow's top temperature will be a few degrees higher than October's standard maximum of 56.5°F.
Sunrise will be at 7:33 am and sunset at 6:21 pm; tomorrow's daylight will last for 10h and 47min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 63°C.
Coldest hour: 6 am 43°C.

Chance of precipitation

Highest chance: 3 am - 6 am 2%.

Hourly weather forecast

  • 12 am
  • 52°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphWSW 253°
  • Humidity: 44%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 50°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphWSW 247°
  • Humidity: 50%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 45°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphW 275°
  • Humidity: 60%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 43°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphW 281°
  • Humidity: 66%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:33 am
  • 8 am
  • 39°F
  • Feels like:
    36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphSSW 195°
  • Humidity: 80%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 50°F
  • Feels like:
    46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphE 82°
  • Humidity: 58%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 59°F
  • Feels like:
    57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphENE 65°
  • Humidity: 37%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 63°F
  • Feels like:
    63°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphENE 74°
  • Humidity: 32%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 64°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphENE 73°
  • Humidity: 32%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 59°F
  • Feels like:
    57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 10mphNE 56°
  • Humidity: 37%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:21 pm
  • 8 pm
  • 54°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphNE 56°
  • Humidity: 45%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphENE 61°
  • Humidity: 48%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, primarily cloudy and occasionally clear weather is expected.
The temperature will vary between the lowest temperature of 39.2°F and the highest temperature of 64.4°F. The warmest part of the day is expected around 4 pm.
The forecasted high will be a couple of degrees higher than the typical October maximum of 56.5°F. Forecast models suggest a low more resembling November's typical minimum of 28.2°F than October's usual 39.9°F.
Updated: Oct 18, 2026 @ 01:46:33 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, expect a mix of sun and clouds throughout the day.

Tomorrow, the highest temperature will be 64.4°F, while the lowest temperature will be 33.8°F.
The highest temperature will be moderately higher than the average maximum of 56.5°F in October. The lowest temperature tomorrow will be also slightly cooler than the average low temperature.

On Sunday, in Ballantine, sunrise will be at 7:33 am and sunset at 6:21 pm (MDT).

In Ballantine, tomorrow, there will be 10h and 47min of daylight.