Weather forecast for todayGrass Range, MT

Weather forecast for today

Current condition 12:40 pm MDT

  • 75°F
  • Feels like:
    75°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 18mphW 270°
  • Humidity: 13%
  • Dewpoint: 21°F
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
In Grass Range, at the moment, the perfect day for a walk, with a clear sky and a warm sun.
The temperature is a temperate 75.2°F. The current temperature is nearly at the maximum of today's 77°F.

Saturday Oct 17, 2026

  • 77°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 17mphW 260°
  • Humidity: 16%
  • UV index: 3
  • Sunrise: 7:36 am MDT
  • Sunset: 6:24 pm MDT
  • ▼
On Saturday, in Grass Range, thin clouds will pass through at times, but overall, it will remain bright.
Considerable temperature fluctuations from a high of a warm 77°F to a low of a chilly 42.8°F are predicted.
Today, it will be warmer, and the temperature will align more with September's typical maximum of 67.5°F.
Sunrise was at 7:36 am and sunset will be at 6:24 pm; the daylight will last for 10h and 48min.

Hourly overview

Hourly temperatures

Warmest period: 1 pm - 3 pm 77°C.
Coldest hour: 10 pm 57°C.

Chance of precipitation

Highest chance: 1 pm - 10 pm 0%.

Hourly weather forecast

  • 1 pm
  • 77°F
  • Feels like:
    77°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 17mphW 259°
  • Humidity: 13%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 77°F
  • Feels like:
    77°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 17mphW 260°
  • Humidity: 13%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 3 pm
  • 77°F
  • Feels like:
    77°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 17mphW 261°
  • Humidity: 13%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 75°F
  • Feels like:
    75°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphW 261°
  • Humidity: 18%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 73°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphW 260°
  • Humidity: 20%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphWSW 253°
  • Humidity: 23%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:24 pm
  • 7 pm
  • 63°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphWSW 246°
  • Humidity: 27%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 61°F
  • Feels like:
    59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphWSW 247°
  • Humidity: 29%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 59°F
  • Feels like:
    57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 10mphW 261°
  • Humidity: 32%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 57°F
  • Feels like:
    55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphW 264°
  • Humidity: 34%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 57°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphW 264°
  • Humidity: 35%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Grass Range, a combination of cloud-filled and mostly clear weather is predicted.
The temperature will vary between a maximum of 77°F and a minimum of 57.2°F. The warmest part of the day will be from 1 pm to 3 pm.
The day’s peak temperature will reflect September's norm of 67.5°F more than October's 52.2°F. The minimum temperature will be also more alike with September's average low of 47.1°F than October's typical value of 35.1°F.
Updated: Oct 17, 2026 @ 18:40:56 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 12:40 pm MDT is 75.2°F.

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

Today, the highest temperature will be 77°F, while the lowest temperature will be 42.8°F.
The highest temperature today will be significantly higher than the average maximum of 52.2°F in October. Today, the lowest temperature will be a few degrees higher than the average low temperature.

On Saturday, in Grass Range, sunrise was at 7:36 am and sunset will be at 6:24 pm (MDT).

In Grass Range, the length of the day today will be 10h and 48min.