Weather forecast for 10 daysCircle, MT

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 75°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 15mphSW 235°
  • Humidity: 28%
  • UV index: 3
  • Sunrise: 7:24 am MDT
  • Sunset: 6:11 pm MDT
  • ▼
Today, on Saturday, October 17, mainly sunny skies with just a few high clouds are anticipated.
A notable disparity in temperature is forecasted, reaching up to a maximum of a temperate 75.2°F and falling to a minimum of a wintry 41°F.
Today, temperatures will feel warmer with a high of 75.2°F, more typical for September than for October.
Sunrise was at 7:24 am and sunset will be at 6:11 pm; the daylight will last for 10h and 47min.

Sunday Oct 18, 2026

  • 63°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphN 356°
  • Humidity: 45%
  • UV index: 3
  • Sunrise: 7:25 am MDT
  • Sunset: 6:09 pm MDT
  • ▼
On Sunday, October 18, clouds will come and go, but expect bright periods in between.
The maximum temperature will be a comfortable 62.6°F, while the minimum temperature will be a cold 41°F.
The daily maximum temperature is expected to be slightly warmer than October's climate average of 54.7°F.
Sunrise will be at 7:25 am and sunset at 6:09 pm; tomorrow's daylight will last for 10h and 43min.

10-day overview

Daily temperatures

Warmest day: today 75°C.
Minimum temperature: 50°C.

Chance of precipitation

Highest chance: Friday - Saturday 24%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 75°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 15mphSW 235°
  • Humidity: 28%
  • UV index: 3
  • Sunrise: 7:24 am MDT
  • Sunset: 6:11 pm MDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 63°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphN 356°
  • Humidity: 45%
  • UV index: 3
  • Sunrise: 7:25 am MDT
  • Sunset: 6:09 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 68°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 19mphSSE 152°
  • Humidity: 41%
  • UV index: 3
  • Sunrise: 7:27 am MDT
  • Sunset: 6:07 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 66°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 8mphWNW 303°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:28 am MDT
  • Sunset: 6:05 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 64°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 10mphSE 130°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:30 am MDT
  • Sunset: 6:03 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 72°F
  • 52°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 9mphSSW 196°
  • Humidity: 53%
  • UV index: 2
  • Sunrise: 7:31 am MDT
  • Sunset: 6:01 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 70°F
  • 41°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.24"
  • Wind: 14mphSSW 200°
  • Humidity: 62%
  • UV index: 2
  • Sunrise: 7:33 am MDT
  • Sunset: 6:00 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 50°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 19mphWNW 298°
  • Humidity: 57%
  • UV index: 2
  • Sunrise: 7:34 am MDT
  • Sunset: 5:58 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 52°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 11mphESE 112°
  • Humidity: 63%
  • UV index: 2
  • Sunrise: 7:35 am MDT
  • Sunset: 5:56 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 50°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 12mphNE 39°
  • Humidity: 65%
  • UV index: 2
  • Sunrise: 7:37 am MDT
  • Sunset: 5:55 pm MDT
  • ▼
Over the next ten days, conditions will reflect that a combination of gloomy and clear weather is expected.
With a probability of 24%, rainfall is predicted only for Friday. Forecasted precipitation will be light at 0.24".
Substantial differences in temperature are forecasted in the coming days. The maximum temperature will vary between 50°F and 75.2°F, while the nightly low temperatures will show also a considerable swing, as temperatures overnight will fluctuate from 32°F up to 51.8°F.
With a high of 75.2°F, today is the warmest day; next Saturday and Monday, with the highest temperature of 50°F, will be the coldest days.
Updated: Oct 17, 2026 @ 18:04:48 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, in Circle, sunny intervals will be long-lasting, with few disruptions.

Today, the highest temperature will be 75.2°F, while the lowest temperature will be 41°F.
Today, the maximum temperature will be notably higher than the average highest temperature of 54.7°F in October. The lowest temperature today will be in line with the average low temperature.

On Saturday, in Circle, sunrise was at 7:24 am and sunset will be at 6:11 pm (MDT).

In Circle, today, there will be 10h and 47min of daylight.

On Sunday, partly cloudy skies will persist, making for a mix of sun and clouds.

Tomorrow, the maximum temperature will be 62.6°F, while the minimum temperature will be 41°F.
The highest temperature will be relatively higher than the average maximum of 54.7°F in October. The lowest temperature tomorrow will be in line with the average low temperature.

On Sunday, in Circle, sunrise will be at 7:25 am and sunset at 6:09 pm (MDT).

In Circle, the length of the day tomorrow will be 10h and 43min.