Weather forecast for tomorrowCircle, MT

Weather forecast for tomorrow

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.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 61°C.
Coldest hour: 6 am 43°C.

Chance of precipitation

Highest chance: 6 am 3%.

Hourly weather forecast

  • 12 am
  • 54°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphW 274°
  • Humidity: 48%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 50°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphWNW 282°
  • Humidity: 56%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 46°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphWNW 295°
  • Humidity: 63%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 43°F
  • Feels like:
    39°F
Mostly Clear
Mostly Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphWNW 303°
  • Humidity: 68%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:25 am
  • 8 am
  • 41°F
  • Feels like:
    39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphWNW 303°
  • Humidity: 71%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 50°F
  • Feels like:
    50°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphNNW 333°
  • Humidity: 54%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 57°F
  • Feels like:
    57°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNNE 13°
  • Humidity: 37%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 61°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphN 7°
  • Humidity: 32%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 61°F
  • Feels like:
    59°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNNE 19°
  • Humidity: 31%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 55°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNE 51°
  • Humidity: 39%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:09 pm
  • 8 pm
  • 48°F
  • Feels like:
    45°F
Mostly Clear
Mostly Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphE 82°
  • Humidity: 51%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 43°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphESE 102°
  • Humidity: 58%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, a combination of clear and cloudy weather is expected.
The temperature will be between a minimum of 41°F and a maximum of 60.8°F. The warmest part of the day will be from 2 pm to 4 pm.
Tomorrow, the forecasted high will be a few degrees higher than October's typical peak temperature. Tomorrow, the night is expected to be also alike with the typical October low of 40.1°F.
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

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.