Weather forecast for 10 daysBorder Junction, WY

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 64°F
  • 27°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphWNW 301°
  • Humidity: 40%
  • UV index: 4
  • Sunrise: 7:39 am MDT
  • Sunset: 6:39 pm MDT
  • ▼
On Saturday, in Border Junction, clear skies and sunshine are anticipated.
Temperature changes will be considerable, from a high of a comfortable 64.4°F to a low of a freezing 26.6°F.
A forecast high of 64.4°F brings conditions more familiar to September's average than October's.
Sunrise was at 7:39 am and sunset will be at 6:39 pm; the daylight will last for 11h and 0min.

Sunday Oct 18, 2026

  • 63°F
  • 28°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphNNW 331°
  • Humidity: 45%
  • UV index: 4
  • Sunrise: 7:40 am MDT
  • Sunset: 6:37 pm MDT
  • ▼
Tomorrow, in Border Junction, the outlook remains bright and sunny.
The peak daytime temperature will touch a breezy 62.6°F, while the nighttime temperature will descend to a freezing 28.4°F.
Tomorrow, the maximum temperature will be higher and more reflective of September's average high of 68°F than October's of 50.5°F.
Sunrise will be at 7:40 am and sunset at 6:37 pm; tomorrow's daylight will last for 10h and 57min.

10-day overview

Daily temperatures

Maximum temperature: 64°C.
Coldest day: Friday 46°C.

Chance of precipitation

Highest chance: Friday 71%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 64°F
  • 27°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphWNW 301°
  • Humidity: 40%
  • UV index: 4
  • Sunrise: 7:39 am MDT
  • Sunset: 6:39 pm MDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 63°F
  • 28°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphNNW 331°
  • Humidity: 45%
  • UV index: 4
  • Sunrise: 7:40 am MDT
  • Sunset: 6:37 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 64°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphSSE 168°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:41 am MDT
  • Sunset: 6:36 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 63°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 5mphSSW 192°
  • Humidity: 69%
  • UV index: 3
  • Sunrise: 7:43 am MDT
  • Sunset: 6:34 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 63°F
  • 36°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphSE 134°
  • Humidity: 70%
  • UV index: 4
  • Sunrise: 7:44 am MDT
  • Sunset: 6:33 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 61°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.24"
  • Wind: 7mphSE 125°
  • Humidity: 74%
  • UV index: 4
  • Sunrise: 7:45 am MDT
  • Sunset: 6:31 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 46°F
  • 30°F
Rain
Rain
  • Precip. probability: 71%
  • Precipitation: 0.31"
  • Wind: 9mphSW 227°
  • Humidity: 92%
  • UV index: 2
  • Sunrise: 7:46 am MDT
  • Sunset: 6:30 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 50°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 6mphNNW 337°
  • Humidity: 71%
  • UV index: 3
  • Sunrise: 7:47 am MDT
  • Sunset: 6:28 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 54°F
  • 32°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 6mphSSE 150°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 7:49 am MDT
  • Sunset: 6:27 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 54°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0"
  • Wind: 7mphSSE 163°
  • Humidity: 72%
  • UV index: 3
  • Sunrise: 7:50 am MDT
  • Sunset: 6:25 pm MDT
  • ▼
Models point to a combination of dull, sun-filled and showery weather is predicted.
Rainfall is expected on Thursday and Friday.
Expect a substantial fluctuation in daytime highs throughout the forecast window. The temperature is expected to swing from 46.4°F up to 64.4°F, while the forecast minimum temperature falls between 26.6°F and 37.4°F.
With a maximum temperature of 64.4°F, Saturday and Monday will be the warmest days in Border Junction; with the highest temperature of 46.4°F, Friday will be the coldest day.
Updated: Oct 17, 2026 @ 15:53:54 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, sunny skies and pleasant visibility are expected.

Today, the highest temperature will be 64.4°F, while the lowest temperature will be 26.6°F.
The highest temperature today will be noticeably higher than the average maximum of 50.5°F in October. The lowest temperature today will be relatively lower than the average low temperature.

On Saturday, in Border Junction, sunrise was at 7:39 am and sunset will be at 6:39 pm (MDT).

Today, the daylight will last for 11h and 0min.

Tomorrow, in Border Junction, the forecast calls for abundant sunshine.

Tomorrow, the maximum temperature will be 62.6°F, while the minimum temperature will be 28.4°F.
Tomorrow, the highest temperature will be significantly higher than the average maximum of 50.5°F in October. Tomorrow, the lowest temperature will be in line with the average low temperature.

On Sunday, in Border Junction, sunrise will be at 7:40 am and sunset at 6:37 pm (MDT).

In Border Junction, Wyoming, tomorrow, there will be 10h and 57min of daylight.