Weather forecast for todayHarrison, MT

Weather forecast for today

Current condition 10:20 am MDT

  • 46°F
  • Feels like:
    46°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 2mphW 280°
  • Humidity: 57%
  • Dewpoint: 32°F
  • Pressure: 30.01"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
In Harrison, at the moment, the weather is cheerful and full of sunlight.
The temperature is a brisk 46.4°F. The current temperature is far from the maximum of 68°F predicted for today.

Monday Oct 19, 2026

  • 68°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphW 276°
  • Humidity: 36%
  • UV index: 3
  • Sunrise: 7:49 am MDT
  • Sunset: 6:34 pm MDT
  • ▼
Today, on Monday, October 19, clear and sunny conditions are expected.
Temperatures will show considerable variation, extending from a high of a pleasant 68°F to a low of a wintry 33.8°F.
Forecasts show a high closer to September's climate pattern, around 70.9°F, rather than October's 53.8°F.
Sunrise was at 7:49 am and sunset will be at 6:34 pm; the daylight will last for 10h and 45min.

Hourly overview

Hourly temperatures

Warmest hour: 5 pm 66°C.
Coldest hour: 1 am 43°C.

Chance of precipitation

Highest chance: 5 pm - 7 pm 1%.

Hourly weather forecast

  • 11 am
  • 50°F
  • Feels like:
    50°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphWNW 294°
  • Humidity: 51%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 55°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphW 278°
  • Humidity: 42%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 1 pm
  • 61°F
  • Feels like:
    61°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphWNW 298°
  • Humidity: 34%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphW 275°
  • Humidity: 31%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 3 pm
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphWSW 251°
  • Humidity: 28%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphWNW 297°
  • Humidity: 27%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphW 268°
  • Humidity: 27%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphWSW 251°
  • Humidity: 31%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:34 pm
  • 7 pm
  • 59°F
  • Feels like:
    57°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSSW 211°
  • Humidity: 34%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 54°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphSSW 205°
  • Humidity: 39%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 50°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphSSW 207°
  • Humidity: 44%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphSW 214°
  • Humidity: 46%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 46°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphSW 222°
  • Humidity: 49%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, sunny conditions are likely to prevail.
The temperature will be between the lowest temperature of 46.4°F and the highest temperature of 66.2°F. The warmest part of the day will be at 4 pm and 5 pm.
The maximum temperature will align more closely with September's average high of 70.9°F than with October's 53.8°F. The temperature low is forecasted to be resembling the usual October value of 33.4°F.
Updated: Oct 19, 2026 @ 16:20:57 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (10:20 am MDT) it is 46.4°F in Harrison.

On Monday, sunshine is expected with little to no cloud cover.

Today, the highest temperature will be 68°F, while the lowest temperature will be 33.8°F.
The highest temperature will be significantly higher than the average maximum of 53.8°F in October. The lowest temperature will be in line with the average low of 33.4°F.

On Monday, in Harrison, sunrise was at 7:49 am and sunset will be at 6:34 pm (MDT).

In Harrison, today, there will be 10h and 45min of daylight.