Weather forecast for 10 daysRoy, UT

Weather forecast for the weekend

Saturday Oct 17, 2026

  • min.
  • 43°F
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphSSE 149°
  • Humidity: 45%
  • UV index: 0
  • Sunrise: 7:42 am MDT
  • Sunset: 6:44 pm MDT
  • ▼
In Roy, through the afternoon and beyond, the atmosphere will stay mostly clear, with few disruptions.
The lowest temperature will be a chilly 42.8°F.
Sunrise was at 7:42 am and sunset will be at 6:44 pm; the daylight will last for 11h and 2min.

Sunday Oct 18, 2026

  • 68°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphSSW 196°
  • Humidity: 44%
  • UV index: 4
  • Sunrise: 7:43 am MDT
  • Sunset: 6:42 pm MDT
  • ▼
Tomorrow, expect bright skies and plenty of sunshine.
The highest forecasted temperature is a delightful 68°F, while the lowest temperature will be a chilly 44.6°F.
A forecast high of 68°F brings conditions more familiar to September's average than October's.
Sunrise will be at 7:43 am and sunset at 6:42 pm; tomorrow's daylight will last for 10h and 59min.

10-day overview

Daily temperatures

Maximum temperature: 70°C.
Coldest period: Friday - Saturday 54°C.

Chance of precipitation

Highest chance: Friday 78%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 43°F
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphSSE 149°
  • Humidity: 45%
  • UV index: 0
  • Sunrise: 7:42 am MDT
  • Sunset: 6:44 pm MDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 68°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphSSW 196°
  • Humidity: 44%
  • UV index: 4
  • Sunrise: 7:43 am MDT
  • Sunset: 6:42 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 70°F
  • 52°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphS 182°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:44 am MDT
  • Sunset: 6:41 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 68°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphS 170°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:45 am MDT
  • Sunset: 6:39 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 70°F
  • 54°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 7mphSE 143°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:46 am MDT
  • Sunset: 6:38 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 64°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.47"
  • Wind: 7mphSSE 151°
  • Humidity: 66%
  • UV index: 4
  • Sunrise: 7:47 am MDT
  • Sunset: 6:37 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 54°F
  • 41°F
Rain
Rain
  • Precip. probability: 78%
  • Precipitation: 0.51"
  • Wind: 9mphSSW 213°
  • Humidity: 85%
  • UV index: 2
  • Sunrise: 7:49 am MDT
  • Sunset: 6:35 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 54°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 6mphSSW 192°
  • Humidity: 68%
  • UV index: 4
  • Sunrise: 7:50 am MDT
  • Sunset: 6:34 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 59°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 8mphSSE 164°
  • Humidity: 60%
  • UV index: 4
  • Sunrise: 7:51 am MDT
  • Sunset: 6:32 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 59°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 8mphSSW 192°
  • Humidity: 63%
  • UV index: 4
  • Sunrise: 7:52 am MDT
  • Sunset: 6:31 pm MDT
  • ▼
During the ten-day period, bright, cloud-filled and rainy weather is expected.
Rain is expected on Thursday and Friday.
Substantial differences in temperature are forecasted in the coming days. Forecast highs will fluctuate between 53.6°F and 69.8°F, while the lowest night temperatures will vary also significantly, as the overnight lows will vary from 41°F to 53.6°F.
The warmest days in Roy will be Monday and Wednesday, with a maximum of 69.8°F; the coldest days will be Friday and next Saturday, with a maximum of 53.6°F.
Updated: Oct 17, 2026 @ 21:41:52 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, the forecast calls for abundant sunshine.

Tomorrow, the highest temperature will be 68°F, while the lowest temperature will be 44.6°F.
Tomorrow, the maximum temperature will be noticeably higher than the average highest temperature of 56.8°F in October. Tomorrow, the lowest temperature will be in line with the average low temperature.

On Sunday, in Roy, sunrise will be at 7:43 am and sunset at 6:42 pm (MDT).

Tomorrow, the daylight will last for 10h and 59min.