Weather forecast for 10 daysAlton, UT
Weather forecast for the weekend
Saturday Oct 17, 2026
- 63°F
- 39°F
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 10mphESE 104°
- Humidity: 27%
- UV index: 5
- Sunrise: 7:40 am MDT
- Sunset: 6:50 pm MDT
- details ▼
Today, in Alton, sunlight and clouds will take turns dominating the sky.
The highest temperature will be an enjoyable 62.6°F, while the lowest temperature will be an icy 39.2°F.
Today, it will be warmer, and the temperature will align more with September's typical maximum of 68.9°F.
Sunrise was at 7:40 am and sunset will be at 6:50 pm; the daylight will last for 11h and 10min.
The highest temperature will be an enjoyable 62.6°F, while the lowest temperature will be an icy 39.2°F.
Today, it will be warmer, and the temperature will align more with September's typical maximum of 68.9°F.
Sunrise was at 7:40 am and sunset will be at 6:50 pm; the daylight will last for 11h and 10min.
Sunday Oct 18, 2026
- 55°F
- 37°F
Mostly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 6mphESE 115°
- Humidity: 61%
- UV index: 4
- Sunrise: 7:41 am MDT
- Sunset: 6:48 pm MDT
- details ▼
On Sunday, in Alton, expect mainly cloudy weather with limited sun.
The temperature is anticipated to vary between a mild 55.4°F and an icy 37.4°F.
This expected maximum temperature is expected to mirror October's typical high of 54.7°F.
Sunrise will be at 7:41 am and sunset at 6:48 pm; tomorrow's daylight will last for 11h and 8min.
The temperature is anticipated to vary between a mild 55.4°F and an icy 37.4°F.
This expected maximum temperature is expected to mirror October's typical high of 54.7°F.
Sunrise will be at 7:41 am and sunset at 6:48 pm; tomorrow's daylight will last for 11h and 8min.
10-day overview
Daily temperatures
Warmest day: today 63°C.
Coldest day: Friday 46°C.
Coldest day: Friday 46°C.
Chance of precipitation
Highest chance: Thursday 84%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 63°F
- 39°F
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 10mphESE 104°
- Humidity: 27%
- UV index: 5
- Sunrise: 7:40 am MDT
- Sunset: 6:50 pm MDT
- details ▼
- Sunday
- Oct 18, 2026
- 55°F
- 37°F
Mostly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 6mphESE 115°
- Humidity: 61%
- UV index: 4
- Sunrise: 7:41 am MDT
- Sunset: 6:48 pm MDT
- details ▼
- Monday
- Oct 19, 2026
- 59°F
- 39°F
Partly Cloudy
- Precip. probability: 16%
- Precipitation: 0"
- Wind: 9mphSE 125°
- Humidity: 71%
- UV index: 5
- Sunrise: 7:42 am MDT
- Sunset: 6:47 pm MDT
- details ▼
- Tuesday
- Oct 20, 2026
- 59°F
- 41°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 11mphSE 142°
- Humidity: 72%
- UV index: 5
- Sunrise: 7:43 am MDT
- Sunset: 6:46 pm MDT
- details ▼
- Wednesday
- Oct 21, 2026
- 57°F
- 43°F
Rain
- Precip. probability: 72%
- Precipitation: 0.47"
- Wind: 14mphESE 120°
- Humidity: 81%
- UV index: 4
- Sunrise: 7:44 am MDT
- Sunset: 6:44 pm MDT
- details ▼
- Thursday
- Oct 22, 2026
- 54°F
- 36°F
Rain / Thunder
- Precip. probability: 84%
- Precipitation: 0.59"
- Wind: 12mphSSE 150°
- Humidity: 93%
- UV index: 4
- Sunrise: 7:45 am MDT
- Sunset: 6:43 pm MDT
- details ▼
- Friday
- Oct 23, 2026
- 46°F
- 30°F
Showers
- Precip. probability: 46%
- Precipitation: 0.08"
- Wind: 12mphSW 230°
- Humidity: 84%
- UV index: 4
- Sunrise: 7:45 am MDT
- Sunset: 6:42 pm MDT
- details ▼
- Saturday
- Oct 24, 2026
- 52°F
- 32°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 8mphSSE 148°
- Humidity: 67%
- UV index: 5
- Sunrise: 7:46 am MDT
- Sunset: 6:41 pm MDT
- details ▼
- Sunday
- Oct 25, 2026
- 54°F
- 36°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 11mphSE 136°
- Humidity: 67%
- UV index: 4
- Sunrise: 7:47 am MDT
- Sunset: 6:39 pm MDT
- details ▼
- Monday
- Oct 26, 2026
- 52°F
- 34°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0.08"
- Wind: 13mphS 170°
- Humidity: 71%
- UV index: 4
- Sunrise: 7:48 am MDT
- Sunset: 6:38 pm MDT
- details ▼
Mixed conditions are forecasted for the coming ten days, and a mix of cloud-filled, rainy, storm-filled and clear weather is predicted.
Rainfall is predicted for Wednesday through Friday and next Monday.
Noticeable swings in temperature are expected in the next ten days. The maximum temperature will vary between 46.4°F and 62.6°F, while there will be also a marked difference in overnight low temperatures, as nighttime lows are forecast to fall between 30.2°F and 42.8°F.
With a high of 62.6°F, today is the warmest day; expect the coldest day on Friday with a high of 46.4°F.
Rainfall is predicted for Wednesday through Friday and next Monday.
Noticeable swings in temperature are expected in the next ten days. The maximum temperature will vary between 46.4°F and 62.6°F, while there will be also a marked difference in overnight low temperatures, as nighttime lows are forecast to fall between 30.2°F and 42.8°F.
With a high of 62.6°F, today is the warmest day; expect the coldest day on Friday with a high of 46.4°F.
Updated: Oct 17, 2026 @ 20:15:11 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, sun and clouds will share the sky, creating a partly cloudy day.
Today, the highest temperature will be 62.6°F, while the lowest temperature will be 39.2°F.
The highest temperature today will be a few degrees higher than the average maximum temperature in October. Today, the lowest temperature will be in line with the average low temperature.
The highest temperature today will be a few degrees higher than the average maximum temperature in October. Today, the lowest temperature will be in line with the average low temperature.
On Saturday, in Alton, sunrise was at 7:40 am and sunset will be at 6:50 pm (MDT).
In Alton, today, there will be 11h and 10min of daylight.
On Sunday, the weather will be mostly cloudy.
Tomorrow, the maximum temperature will be 55.4°F, while the minimum temperature will be 37.4°F.
The maximum temperature will be in line with the average highest temperature of 54.7°F in October. Tomorrow, the lowest temperature will be also in line with the average low temperature.
The maximum temperature will be in line with the average highest temperature of 54.7°F in October. Tomorrow, the lowest temperature will be also in line with the average low temperature.
On Sunday, in Alton, sunrise will be at 7:41 am and sunset at 6:48 pm (MDT).
In Alton, tomorrow, there will be 11h and 8min of daylight.





