Weather forecast for 10 daysIsmay, MT
Weather forecast for the weekend
Saturday Oct 17, 2026
- 75°F
- 41°F
Mostly Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 14mphSW 232°
- Humidity: 28%
- UV index: 3
- Sunrise: 7:19 am MDT
- Sunset: 6:09 pm MDT
- details ▼
On Saturday, October 17, mostly sunny and dry conditions will continue.
Daytime will experience a high of a moderately hot 75.2°F, significantly differing from the forecasted night low of a wintry 41°F.
It will feel warmer than usual, as the temperature reflects September's normal high of 72.1°F, not October's.
Sunrise was at 7:19 am and sunset will be at 6:09 pm; the daylight will last for 10h and 49min.
Daytime will experience a high of a moderately hot 75.2°F, significantly differing from the forecasted night low of a wintry 41°F.
It will feel warmer than usual, as the temperature reflects September's normal high of 72.1°F, not October's.
Sunrise was at 7:19 am and sunset will be at 6:09 pm; the daylight will last for 10h and 49min.
Sunday Oct 18, 2026
- 64°F
- 41°F
Partly Cloudy
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 9mphN 1°
- Humidity: 42%
- UV index: 3
- Sunrise: 7:21 am MDT
- Sunset: 6:07 pm MDT
- details ▼
Tomorrow, in Ismay, a partly cloudy outlook will keep the sky interesting throughout the day.
Temperatures are forecasted to peak at a comfortable 64.4°F and drop to a minimum of a wintry 41°F.
A forecast high of 64.4°F brings conditions more familiar to September's average than October's.
Sunrise will be at 7:21 am and sunset at 6:07 pm; tomorrow's daylight will last for 10h and 46min.
Temperatures are forecasted to peak at a comfortable 64.4°F and drop to a minimum of a wintry 41°F.
A forecast high of 64.4°F brings conditions more familiar to September's average than October's.
Sunrise will be at 7:21 am and sunset at 6:07 pm; tomorrow's daylight will last for 10h and 46min.
10-day overview
Daily temperatures
Maximum temperature: 75°C.
Minimum temperature: 54°C.
Minimum temperature: 54°C.
Chance of precipitation
Highest chance: Saturday 24.10. 39%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 75°F
- 41°F
Mostly Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 14mphSW 232°
- Humidity: 28%
- UV index: 3
- Sunrise: 7:19 am MDT
- Sunset: 6:09 pm MDT
- details ▼
- Sunday
- Oct 18, 2026
- 64°F
- 41°F
Partly Cloudy
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 9mphN 1°
- Humidity: 42%
- UV index: 3
- Sunrise: 7:21 am MDT
- Sunset: 6:07 pm MDT
- details ▼
- Monday
- Oct 19, 2026
- 70°F
- 41°F
Sunny / Wind
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 21mphSE 146°
- Humidity: 38%
- UV index: 3
- Sunrise: 7:22 am MDT
- Sunset: 6:05 pm MDT
- details ▼
- Tuesday
- Oct 20, 2026
- 70°F
- 37°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 8mphWSW 253°
- Humidity: 52%
- UV index: 3
- Sunrise: 7:24 am MDT
- Sunset: 6:03 pm MDT
- details ▼
- Wednesday
- Oct 21, 2026
- 68°F
- 46°F
AM Fog / PM Sun
- Precip. probability: 19%
- Precipitation: 0"
- Wind: 9mphE 101°
- Humidity: 57%
- UV index: 3
- Sunrise: 7:25 am MDT
- Sunset: 6:02 pm MDT
- details ▼
- Thursday
- Oct 22, 2026
- 75°F
- 54°F
Mostly Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 10mphS 179°
- Humidity: 51%
- UV index: 3
- Sunrise: 7:26 am MDT
- Sunset: 6:00 pm MDT
- details ▼
- Friday
- Oct 23, 2026
- 75°F
- 41°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0.31"
- Wind: 14mphSSW 195°
- Humidity: 55%
- UV index: 3
- Sunrise: 7:28 am MDT
- Sunset: 5:58 pm MDT
- details ▼
- Saturday
- Oct 24, 2026
- 54°F
- 36°F
AM Showers
- Precip. probability: 39%
- Precipitation: 0.08"
- Wind: 18mphWNW 301°
- Humidity: 55%
- UV index: 2
- Sunrise: 7:29 am MDT
- Sunset: 5:56 pm MDT
- details ▼
- Sunday
- Oct 25, 2026
- 55°F
- 36°F
Partly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 12mphSE 142°
- Humidity: 58%
- UV index: 2
- Sunrise: 7:31 am MDT
- Sunset: 5:55 pm MDT
- details ▼
- Monday
- Oct 26, 2026
- 54°F
- 37°F
Partly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 12mphSSW 206°
- Humidity: 61%
- UV index: 2
- Sunrise: 7:32 am MDT
- Sunset: 5:53 pm MDT
- details ▼
Over the course of the next ten days, expect shifting weather, and a mix of bright, dull, low-visibility and wet weather is predicted.
Rainfall is predicted for Friday and next Saturday.
There will be a considerable variation in temperature in the coming days. Forecast highs will fluctuate between 53.6°F and 75.2°F, while the lowest nightly temperature differences will be also quite pronounced, as the overnight lows will vary from 35.6°F to 53.6°F.
With a maximum temperature of 75.2°F, Saturday, Thursday and Friday will be the warmest days in Ismay; next Saturday and Monday, with the highest temperature of 53.6°F, will be the coldest days in Ismay.
Rainfall is predicted for Friday and next Saturday.
There will be a considerable variation in temperature in the coming days. Forecast highs will fluctuate between 53.6°F and 75.2°F, while the lowest nightly temperature differences will be also quite pronounced, as the overnight lows will vary from 35.6°F to 53.6°F.
With a maximum temperature of 75.2°F, Saturday, Thursday and Friday will be the warmest days in Ismay; next Saturday and Monday, with the highest temperature of 53.6°F, will be the coldest days in Ismay.
Updated: Oct 17, 2026 @ 15:25:28 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, in Ismay, mostly clear skies and sunshine will create ideal daytime conditions.
Today, the maximum temperature in Ismay will be 75.2°F, while the minimum temperature will be 41°F.
Today, the highest temperature will be significantly higher than the average maximum of 54.3°F in October. The lowest temperature today will be in line with the average low temperature.
Today, the highest temperature will be significantly higher than the average maximum of 54.3°F in October. The lowest temperature today will be in line with the average low temperature.
On Saturday, in Ismay, sunrise was at 7:19 am and sunset will be at 6:09 pm (MDT).
In Ismay, today, there will be 10h and 49min of daylight.
Tomorrow, a mix of clouds and blue sky is expected.
Tomorrow, the highest temperature will be 64.4°F, while the lowest temperature will be 41°F.
The highest temperature will be uncommonly higher than the average maximum of 54.3°F in October. The lowest temperature will be in line with the average low of 39.4°F.
The highest temperature will be uncommonly higher than the average maximum of 54.3°F in October. The lowest temperature will be in line with the average low of 39.4°F.
On Sunday, in Ismay, sunrise will be at 7:21 am and sunset at 6:07 pm (MDT).
In Ismay, tomorrow, there will be 10h and 46min of daylight.





