Weather forecast for 10 daysAlta, WY
Weather forecast for the weekend
Saturday Oct 17, 2026
- 64°F
- 32°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 11mphSW 221°
- Humidity: 26%
- UV index: 3
- Sunrise: 7:41 am MDT
- Sunset: 6:37 pm MDT
- details ▼
Today, on Saturday, October 17, sunshine will likely continue with scattered clouds at most.
A considerable disparity in temperature is predicted, reaching up to a maximum of a comfortable 64.4°F and falling to a minimum of an icy 32°F.
Meteorological data shows 64.4°F is more characteristic of September's climate profile than October's.
Sunrise was at 7:41 am and sunset will be at 6:37 pm; the daylight will last for 10h and 56min.
A considerable disparity in temperature is predicted, reaching up to a maximum of a comfortable 64.4°F and falling to a minimum of an icy 32°F.
Meteorological data shows 64.4°F is more characteristic of September's climate profile than October's.
Sunrise was at 7:41 am and sunset will be at 6:37 pm; the daylight will last for 10h and 56min.
Sunday Oct 18, 2026
- 63°F
- 34°F
Partly Cloudy
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 6mphSW 219°
- Humidity: 38%
- UV index: 4
- Sunrise: 7:42 am MDT
- Sunset: 6:35 pm MDT
- details ▼
Tomorrow, in Alta, partly cloudy skies will persist, making for a mix of sun and clouds.
Daytime will experience a high of a breezy 62.6°F, significantly differing from the forecasted night low of an icy 33.8°F.
Tomorrow, expect a warmer trend, with a high of 62.6°F more common in September.
Sunrise will be at 7:42 am and sunset at 6:35 pm; tomorrow's daylight will last for 10h and 53min.
Daytime will experience a high of a breezy 62.6°F, significantly differing from the forecasted night low of an icy 33.8°F.
Tomorrow, expect a warmer trend, with a high of 62.6°F more common in September.
Sunrise will be at 7:42 am and sunset at 6:35 pm; tomorrow's daylight will last for 10h and 53min.
10-day overview
Daily temperatures
Warmest day: today 64°C.
Coldest day: Saturday 24.10. 43°C.
Coldest day: Saturday 24.10. 43°C.
Chance of precipitation
Highest chance: Friday 77%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 64°F
- 32°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 11mphSW 221°
- Humidity: 26%
- UV index: 3
- Sunrise: 7:41 am MDT
- Sunset: 6:37 pm MDT
- details ▼
- Sunday
- Oct 18, 2026
- 63°F
- 34°F
Partly Cloudy
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 6mphSW 219°
- Humidity: 38%
- UV index: 4
- Sunrise: 7:42 am MDT
- Sunset: 6:35 pm MDT
- details ▼
- Monday
- Oct 19, 2026
- 63°F
- 39°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 7mphS 188°
- Humidity: 43%
- UV index: 3
- Sunrise: 7:43 am MDT
- Sunset: 6:34 pm MDT
- details ▼
- Tuesday
- Oct 20, 2026
- 61°F
- 39°F
Mostly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 5mphSSW 209°
- Humidity: 58%
- UV index: 3
- Sunrise: 7:45 am MDT
- Sunset: 6:32 pm MDT
- details ▼
- Wednesday
- Oct 21, 2026
- 61°F
- 39°F
Partly Cloudy
- Precip. probability: 9%
- Precipitation: 0"
- Wind: 7mphS 175°
- Humidity: 63%
- UV index: 3
- Sunrise: 7:46 am MDT
- Sunset: 6:31 pm MDT
- details ▼
- Thursday
- Oct 22, 2026
- 59°F
- 39°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0.12"
- Wind: 7mphSSE 167°
- Humidity: 68%
- UV index: 3
- Sunrise: 7:47 am MDT
- Sunset: 6:29 pm MDT
- details ▼
- Friday
- Oct 23, 2026
- 46°F
- 28°F
Rain
- Precip. probability: 77%
- Precipitation: 0.63"
- Wind: 8mphSSW 208°
- Humidity: 91%
- UV index: 1
- Sunrise: 7:48 am MDT
- Sunset: 6:27 pm MDT
- details ▼
- Saturday
- Oct 24, 2026
- 43°F
- 30°F
Partly Cloudy
- Precip. probability: 22%
- Precipitation: 0"
- Wind: 7mphSW 227°
- Humidity: 75%
- UV index: 3
- Sunrise: 7:50 am MDT
- Sunset: 6:26 pm MDT
- details ▼
- Sunday
- Oct 25, 2026
- 52°F
- 32°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 7mphS 185°
- Humidity: 60%
- UV index: 3
- Sunrise: 7:51 am MDT
- Sunset: 6:24 pm MDT
- details ▼
- Monday
- Oct 26, 2026
- 52°F
- 30°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 7mphSSW 196°
- Humidity: 66%
- UV index: 3
- Sunrise: 7:52 am MDT
- Sunset: 6:23 pm MDT
- details ▼
Models point to a combination of primarily overcast and occasionally mostly clear and rainy weather is forecasted.
Rainfall is expected on Thursday and Friday.
Expect a substantial fluctuation in daytime highs throughout the forecast window. The maximum temperature will vary between 42.8°F and 64.4°F, while the low temperature range extends from 28.4°F to 39.2°F.
Today is the warmest day, with a maximum temperature of 64.4°F; with the highest temperature of 42.8°F, next Saturday will be the coldest day.
Rainfall is expected on Thursday and Friday.
Expect a substantial fluctuation in daytime highs throughout the forecast window. The maximum temperature will vary between 42.8°F and 64.4°F, while the low temperature range extends from 28.4°F to 39.2°F.
Today is the warmest day, with a maximum temperature of 64.4°F; with the highest temperature of 42.8°F, next Saturday will be the coldest day.
Updated: Oct 17, 2026 @ 20:22:23 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Saturday, the forecast calls for abundant sunshine.
Today, the highest temperature will be 64.4°F, while the lowest temperature will be 32°F.
Today, the highest temperature will be noticeably higher than the average maximum of 46.9°F in October. The lowest temperature today will be in line with the average low temperature.
Today, the highest temperature will be noticeably higher than the average maximum of 46.9°F in October. The lowest temperature today will be in line with the average low temperature.
On Saturday, in Alta, sunrise was at 7:41 am and sunset will be at 6:37 pm (MDT).
In Alta, today, there will be 10h and 56min of daylight.
On Sunday, scattered clouds may briefly filter the sunlight, but it will remain bright overall.
Tomorrow, the highest temperature will be 62.6°F, while the lowest temperature will be 33.8°F.
Tomorrow, the highest temperature will be notably higher than the average maximum of 46.9°F in October. Tomorrow, the lowest temperature will be a few degrees higher than the average low temperature.
Tomorrow, the highest temperature will be notably higher than the average maximum of 46.9°F in October. Tomorrow, the lowest temperature will be a few degrees higher than the average low temperature.
On Sunday, in Alta, sunrise will be at 7:42 am and sunset at 6:35 pm (MDT).
In Alta, tomorrow, there will be 10h and 53min of daylight.





