Weather forecast for 10 daysLyman, WY

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 64°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphNW 320°
  • Humidity: 40%
  • UV index: 4
  • Sunrise: 7:35 am MDT
  • Sunset: 6:37 pm MDT
  • ▼
On Saturday, in Lyman, sunny and dry conditions are anticipated.
Temperature readings will considerable fluctuate from a daytime peak of a comfortable 64.4°F to a nighttime low of an icy 33.8°F.
Today, it will be warmer, and the temperature will align more with September's typical maximum of 68.5°F.
Sunrise was at 7:35 am and sunset will be at 6:37 pm; the daylight will last for 11h and 2min.

Sunday Oct 18, 2026

  • 63°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphWNW 294°
  • Humidity: 39%
  • UV index: 4
  • Sunrise: 7:36 am MDT
  • Sunset: 6:35 pm MDT
  • ▼
Tomorrow, in Lyman, open skies and radiant sunshine are expected.
Significant temperature variations are predicted, soaring to a maximum of a comfortable 62.6°F and descending to a minimum of an icy 33.8°F.
This October day will feature warmer weather, consistent with September's average of 68.5°F.
Sunrise will be at 7:36 am and sunset at 6:35 pm; tomorrow's daylight will last for 10h and 59min.

10-day overview

Daily temperatures

Warmest day: today 64°C.
Coldest period: Friday - Saturday 50°C.

Chance of precipitation

Highest chance: Friday 42%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 64°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphNW 320°
  • Humidity: 40%
  • UV index: 4
  • Sunrise: 7:35 am MDT
  • Sunset: 6:37 pm MDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 63°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphWNW 294°
  • Humidity: 39%
  • UV index: 4
  • Sunrise: 7:36 am MDT
  • Sunset: 6:35 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 61°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphNNE 25°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:37 am MDT
  • Sunset: 6:34 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 61°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 5mphNE 40°
  • Humidity: 62%
  • UV index: 4
  • Sunrise: 7:38 am MDT
  • Sunset: 6:32 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 63°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphENE 75°
  • Humidity: 63%
  • UV index: 4
  • Sunrise: 7:40 am MDT
  • Sunset: 6:31 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 61°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0.08"
  • Wind: 9mphESE 108°
  • Humidity: 69%
  • UV index: 4
  • Sunrise: 7:41 am MDT
  • Sunset: 6:29 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 50°F
  • 34°F
Showers
Showers
  • Precip. probability: 42%
  • Precipitation: 0.2"
  • Wind: 15mphW 261°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 7:42 am MDT
  • Sunset: 6:28 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 50°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 8mphWNW 295°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:43 am MDT
  • Sunset: 6:27 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 54°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphESE 114°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:44 am MDT
  • Sunset: 6:25 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 54°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 8mphWSW 242°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 7:45 am MDT
  • Sunset: 6:24 pm MDT
  • ▼
For the next ten days, a combination of mostly clear, cloudy and rain-filled weather is forecasted.
Rain is predicted for Thursday and Friday.
Substantial differences in temperature are forecasted throughout the forecast window. Maximum temperatures are forecasted between 50°F and 64.4°F, while the low temperature range extends from 33.8°F to 41°F.
The warmest day is today, with a maximum temperature of 64.4°F; Friday and next Saturday, with the highest temperature of 50°F, will be the coldest days.
Updated: Oct 17, 2026 @ 15:18:14 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, uninterrupted sunshine is anticipated.

Today, the highest temperature will be 64.4°F, while the lowest temperature will be 33.8°F.
The maximum temperature will be uncommonly higher than the average highest temperature of 52°F in October. The lowest temperature today will be in line with the average low temperature.

On Saturday, in Lyman, sunrise was at 7:35 am and sunset will be at 6:37 pm (MDT).

In Lyman, the length of the day today will be 11h and 2min.

On Sunday, sunshine will dominate, with only occasional cloud cover.

Tomorrow, the maximum temperature will be 62.6°F, while the minimum temperature will be 33.8°F.
The maximum temperature tomorrow will be notably higher than the average highest temperature of 52°F in October. The lowest temperature tomorrow will be in line with the average low temperature.

On Sunday, in Lyman, sunrise will be at 7:36 am and sunset at 6:35 pm (MDT).

In Lyman, the length of the day tomorrow will be 10h and 59min.