Weather forecast for 10 daysHardin, MT

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 68°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 11mphNE 47°
  • Humidity: 47%
  • UV index: 3
  • Sunrise: 7:31 am MDT
  • Sunset: 6:19 pm MDT
  • ▼
On Sunday, in Hardin, a pleasant, mostly sunny outlook is in place.
Temperature is forecasted to hit a high of a pleasant 68°F during the day, dipping to a low of a wintry 33.8°F at night.
Tomorrow, the maximum temperature will be higher and more reflective of September's average high of 75.2°F than October's of 58.1°F.
Sunrise will be at 7:31 am and sunset at 6:19 pm; tomorrow's daylight will last for 10h and 48min.

10-day overview

Daily temperatures

Warmest day: Thursday 73°C.
Minimum temperature: 52°C.

Chance of precipitation

Highest chance: Friday 76%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 36°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphWSW 252°
  • Humidity: 68%
  • UV index: 0
  • Sunrise: 7:30 am MDT
  • Sunset: 6:21 pm MDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 68°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 11mphNE 47°
  • Humidity: 47%
  • UV index: 3
  • Sunrise: 7:31 am MDT
  • Sunset: 6:19 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 70°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphESE 108°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 7:32 am MDT
  • Sunset: 6:17 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 36°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphWNW 301°
  • Humidity: 50%
  • UV index: 3
  • Sunrise: 7:34 am MDT
  • Sunset: 6:16 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 70°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 6mphE 93°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:35 am MDT
  • Sunset: 6:14 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphWNW 298°
  • Humidity: 55%
  • UV index: 3
  • Sunrise: 7:36 am MDT
  • Sunset: 6:12 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 64°F
  • 39°F
PM Rain
PM Rain
  • Precip. probability: 76%
  • Precipitation: 0.51"
  • Wind: 12mphNW 315°
  • Humidity: 66%
  • UV index: 2
  • Sunrise: 7:38 am MDT
  • Sunset: 6:11 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 52°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 9mphNW 324°
  • Humidity: 60%
  • UV index: 3
  • Sunrise: 7:39 am MDT
  • Sunset: 6:09 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 54°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 9mphNNE 26°
  • Humidity: 66%
  • UV index: 3
  • Sunrise: 7:41 am MDT
  • Sunset: 6:07 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 52°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 7mphNNW 346°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:42 am MDT
  • Sunset: 6:06 pm MDT
  • ▼
Primarily mostly clear and occasionally cloud-filled and rain-filled weather is predicted.
With a probability of 76%, rainfall is anticipated only on Friday. The precipitation will be moderate at 0.51".
Temperature differences will be noticeable in the upcoming days. Maximum temperatures are forecasted between 51.8°F and 73.4°F, while the nightly low temperatures will show also a considerable swing, as the overnight lows will vary from 32°F to 44.6°F.
The warmest day will be Thursday, with a maximum of 73.4°F; the coldest days will be next Saturday and Monday, with a maximum of 51.8°F.
Updated: Oct 18, 2026 @ 04:10:05 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, mainly sunny skies with just a few high clouds are anticipated.

Tomorrow, the maximum temperature will be 68°F, while the minimum temperature will be 33.8°F.
Tomorrow, the highest temperature will be notably higher than the average maximum of 58.1°F in October. Tomorrow, the lowest temperature will be slightly cooler than the average low temperature.

On Sunday, in Hardin, sunrise will be at 7:31 am and sunset at 6:19 pm (MDT).

In Hardin, Montana, tomorrow, there will be 10h and 48min of daylight.