Weather forecast for 10 daysBig Horn, WY

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 79°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphN 5°
  • Humidity: 21%
  • UV index: 3
  • Sunrise: 7:26 am MDT
  • Sunset: 6:20 pm MDT
  • ▼
On Saturday, October 17, open skies and radiant sunshine are expected.
Temperature measurements will peak at a warm 78.8°F, with a considerable drop to a low of a frosty 42.8°F.
The day's peak of 78.8°F reflects September's seasonal pattern more than October's.
Sunrise was at 7:26 am and sunset will be at 6:20 pm; the daylight will last for 10h and 54min.

Sunday Oct 18, 2026

  • 66°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphENE 58°
  • Humidity: 37%
  • UV index: 3
  • Sunrise: 7:27 am MDT
  • Sunset: 6:18 pm MDT
  • ▼
Tomorrow, sunshine will take center stage, with just faint traces of clouds.
A considerable disparity in temperature is expected, reaching up to a maximum of an enjoyable 66.2°F and falling to a minimum of an icy 37.4°F.
The warmer conditions bring a maximum of 66.2°F, more representative of September than October.
Sunrise will be at 7:27 am and sunset at 6:18 pm; tomorrow's daylight will last for 10h and 51min.

10-day overview

Daily temperatures

Warmest day: today 79°C.
Coldest day: Saturday 24.10. 52°C.

Chance of precipitation

Highest chance: Friday 58%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 79°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphN 5°
  • Humidity: 21%
  • UV index: 3
  • Sunrise: 7:26 am MDT
  • Sunset: 6:20 pm MDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 66°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphENE 58°
  • Humidity: 37%
  • UV index: 3
  • Sunrise: 7:27 am MDT
  • Sunset: 6:18 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 70°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNNW 340°
  • Humidity: 40%
  • UV index: 3
  • Sunrise: 7:28 am MDT
  • Sunset: 6:16 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 72°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphNW 325°
  • Humidity: 33%
  • UV index: 3
  • Sunrise: 7:30 am MDT
  • Sunset: 6:15 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 70°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphNNE 29°
  • Humidity: 44%
  • UV index: 3
  • Sunrise: 7:31 am MDT
  • Sunset: 6:13 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 50°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphNW 312°
  • Humidity: 43%
  • UV index: 3
  • Sunrise: 7:32 am MDT
  • Sunset: 6:11 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 68°F
  • 37°F
PM Showers
PM Showers
  • Precip. probability: 58%
  • Precipitation: 0.35"
  • Wind: 11mphNW 306°
  • Humidity: 54%
  • UV index: 2
  • Sunrise: 7:34 am MDT
  • Sunset: 6:10 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 52°F
  • 36°F
AM Showers
AM Showers
  • Precip. probability: 38%
  • Precipitation: 0.04"
  • Wind: 10mphNNW 335°
  • Humidity: 65%
  • UV index: 2
  • Sunrise: 7:35 am MDT
  • Sunset: 6:08 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 57°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphNW 324°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:36 am MDT
  • Sunset: 6:07 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 57°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 6mphNW 316°
  • Humidity: 55%
  • UV index: 3
  • Sunrise: 7:38 am MDT
  • Sunset: 6:05 pm MDT
  • ▼
Over the next ten days, a mix of clear, showery and cloud-filled weather is predicted.
Rainfall is forecasted for Friday and next Saturday.
There will be a considerable variation in temperature over the next several days. Highs will range from 51.8°F to 78.8°F, while the variation in nighttime lows will be also notably wide, as temperatures overnight will fluctuate from 35.6°F up to 50°F.
The warmest day is today, with a maximum temperature of 78.8°F; next Saturday will be the coldest day, with the highest temperature of 51.8°F.
Updated: Oct 17, 2026 @ 15:34:15 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, golden sunshine will carry through the day.

Today, the maximum temperature will be 78.8°F, while the minimum temperature will be 42.8°F.
Today, the maximum temperature will be noticeably higher than the average highest temperature of 52.2°F in October. The lowest temperature will be a few degrees higher than the average low of 35.2°F.

On Saturday, in Big Horn, sunrise was at 7:26 am and sunset will be at 6:20 pm (MDT).

In Big Horn, Wyoming, today, there will be 10h and 54min of daylight.

Tomorrow, mostly clear skies and sunshine will create ideal daytime conditions.

Tomorrow, the highest temperature will be 66.2°F, while the lowest temperature will be 37.4°F.
The maximum temperature tomorrow will be significantly higher than the average highest temperature of 52.2°F in October. The lowest temperature will be in line with the average low of 35.2°F.

On Sunday, in Big Horn, sunrise will be at 7:27 am and sunset at 6:18 pm (MDT).

Tomorrow, the daylight will last for 10h and 51min.