Weather forecast for 10 daysAvon, MT

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 66°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphWSW 248°
  • Humidity: 29%
  • UV index: 3
  • Sunrise: 7:51 am MDT
  • Sunset: 6:40 pm MDT
  • ▼
Today, mostly sunny skies are expected.
A wide temperature range is predicted, from a high of a breezy 66.2°F to a low of a cold 33.8°F.
Today, the expected temperature appears higher and closer to September's norm of 65.5°F.
Sunrise was at 7:51 am and sunset will be at 6:40 pm; the daylight will last for 10h and 49min.

Sunday Oct 18, 2026

  • 61°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphNW 305°
  • Humidity: 60%
  • UV index: 3
  • Sunrise: 7:52 am MDT
  • Sunset: 6:38 pm MDT
  • ▼
Tomorrow, on Sunday, intermittent cloud cover is expected, allowing for some sunshine.
Dramatic changes in temperature are anticipated, reaching a high of a breezy 60.8°F and falling to a low of an icy 33.8°F.
A high of 60.8°F is expected, which resembles September's climate average of 65.5°F more than October's 49.1°F.
Sunrise will be at 7:52 am and sunset at 6:38 pm; tomorrow's daylight will last for 10h and 46min.

10-day overview

Daily temperatures

Maximum temperature: 66°C.
Coldest period: Friday - Monday 45°C.

Chance of precipitation

Highest chance: Friday 57%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 66°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphWSW 248°
  • Humidity: 29%
  • UV index: 3
  • Sunrise: 7:51 am MDT
  • Sunset: 6:40 pm MDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 61°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphNW 305°
  • Humidity: 60%
  • UV index: 3
  • Sunrise: 7:52 am MDT
  • Sunset: 6:38 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 36°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphS 188°
  • Humidity: 50%
  • UV index: 3
  • Sunrise: 7:54 am MDT
  • Sunset: 6:36 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 61°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphNE 42°
  • Humidity: 55%
  • UV index: 3
  • Sunrise: 7:55 am MDT
  • Sunset: 6:34 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 63°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphSW 230°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:56 am MDT
  • Sunset: 6:33 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 61°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 16%
  • Precipitation: 0.08"
  • Wind: 6mphSW 226°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:58 am MDT
  • Sunset: 6:31 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 45°F
  • 27°F
Showers
Showers
  • Precip. probability: 57%
  • Precipitation: 0.2"
  • Wind: 12mphW 278°
  • Humidity: 85%
  • UV index: 2
  • Sunrise: 7:59 am MDT
  • Sunset: 6:29 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 45°F
  • 27°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0.08"
  • Wind: 7mphWSW 249°
  • Humidity: 67%
  • UV index: 2
  • Sunrise: 8:01 am MDT
  • Sunset: 6:27 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 45°F
  • 27°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • Wind: 7mphNNE 22°
  • Humidity: 75%
  • UV index: 2
  • Sunrise: 8:02 am MDT
  • Sunset: 6:26 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 45°F
  • 28°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 7mphW 276°
  • Humidity: 73%
  • UV index: 2
  • Sunrise: 8:04 am MDT
  • Sunset: 6:24 pm MDT
  • ▼
For the next ten days, a combination of dull, mostly clear and showery weather is anticipated.
Rainfall is expected on Thursday through next Sunday.
Temperature variation will be noticeable over the next several days. Maximum temperatures are forecasted between 44.6°F and 66.2°F, while the lowest nightly temperature differences will be also quite pronounced, as temperatures overnight will fluctuate from 26.6°F up to 39.2°F.
Saturday and Monday, with the highest temperature of 66.2°F, will be the warmest days in Avon, Montana; with a maximum temperature of 44.6°F, Friday through next Monday will be the coldest days in Avon, Montana.
Updated: Oct 17, 2026 @ 17:01:16 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, a bright and mostly cloud-free sky is in store.

Today, the highest temperature will be 66.2°F, while the lowest temperature will be 33.8°F.
The maximum temperature today will be uncommonly higher than the average highest temperature of 49.1°F in October. The lowest temperature today will be a couple of degrees higher than the average low temperature.

On Saturday, in Avon, sunrise was at 7:51 am and sunset will be at 6:40 pm (MDT).

In Avon, the length of the day today will be 10h and 49min.

Tomorrow, a partly cloudy outlook will keep the sky interesting throughout the day.

Tomorrow, the maximum temperature will be 60.8°F, while the minimum temperature will be 33.8°F.
Tomorrow, the highest temperature will be uncommonly higher than the average maximum of 49.1°F in October. The lowest temperature will be relatively higher than the average low of 29.7°F.

On Sunday, in Avon, sunrise will be at 7:52 am and sunset at 6:38 pm (MDT).

In Avon, tomorrow, there will be 10h and 46min of daylight.