Weather forecast for 10 daysBanner, WY

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 66°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphENE 63°
  • Humidity: 35%
  • UV index: 3
  • Sunrise: 7:26 am MDT
  • Sunset: 6:18 pm MDT
  • ▼
On Sunday, October 18, mainly sunny conditions will dominate the day.
The temperature is expected to oscillate between a maximum of an enjoyable 66.2°F and a minimum of an icy 41°F.
A forecast high of 66.2°F brings conditions more familiar to September's average than October's.
Sunrise will be at 7:26 am and sunset at 6:18 pm; tomorrow's daylight will last for 10h and 51min.

10-day overview

Daily temperatures

Warmest day: Thursday 73°C.
Coldest day: Saturday 24.10. 48°C.

Chance of precipitation

Highest chance: Friday 54%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 45°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphW 269°
  • Humidity: 31%
  • UV index: 0
  • Sunrise: 7:25 am MDT
  • Sunset: 6:19 pm MDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 66°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphENE 63°
  • Humidity: 35%
  • UV index: 3
  • Sunrise: 7:26 am MDT
  • Sunset: 6:18 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 70°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphSE 139°
  • Humidity: 35%
  • 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: 8mphNNW 338°
  • Humidity: 30%
  • UV index: 3
  • Sunrise: 7:29 am MDT
  • Sunset: 6:14 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 70°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphSSE 156°
  • Humidity: 40%
  • UV index: 3
  • Sunrise: 7:30 am MDT
  • Sunset: 6:13 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 8mphW 281°
  • Humidity: 40%
  • UV index: 3
  • Sunrise: 7:32 am MDT
  • Sunset: 6:11 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 64°F
  • 37°F
PM Showers
PM Showers
  • Precip. probability: 54%
  • Precipitation: 0.35"
  • Wind: 12mphNW 304°
  • Humidity: 53%
  • UV index: 3
  • Sunrise: 7:33 am MDT
  • Sunset: 6:09 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 48°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 11mphNNW 345°
  • Humidity: 65%
  • UV index: 3
  • Sunrise: 7:34 am MDT
  • Sunset: 6:08 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 55°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0"
  • Wind: 9mphN 352°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 7:36 am MDT
  • Sunset: 6:06 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 55°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 8mphN 349°
  • Humidity: 48%
  • UV index: 3
  • Sunrise: 7:37 am MDT
  • Sunset: 6:05 pm MDT
  • ▼
Looking ahead, conditions suggest a period of mostly clear, overcast and damp weather is expected.
With a 54% probability, rainfall is anticipated only on Friday. Predicted precipitation will be light at 0.35".
Expect a substantial fluctuation in daytime highs over the next several days. Maximum temperatures are forecasted between 48.2°F and 73.4°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.
With the highest temperature of 73.4°F, Thursday will be the warmest day; with the highest temperature of 48.2°F, next Saturday will be the coldest day.
Updated: Oct 18, 2026 @ 05:38:56 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, in Banner, sunshine will prevail for most of the day.

Tomorrow, the highest temperature will be 66.2°F, while the lowest temperature will be 41°F.
Tomorrow, the maximum temperature will be uncommonly higher than the average highest temperature of 52.2°F in October. The lowest temperature tomorrow will be relatively higher than the average low temperature.

On Sunday, in Banner, sunrise will be at 7:26 am and sunset at 6:18 pm (MDT).

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