Weather forecast for 10 daysWhitewater, MT

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 59°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphNNE 29°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 7:35 am MDT
  • Sunset: 6:15 pm MDT
  • ▼
Today, in Whitewater, a pleasant mix of sun and clouds will define the day.
The temperature is predicted to vary between a mild 59°F and a cold 35.6°F.
The anticipated peak temperature today will be relatively higher than the average October maximum of 54.3°F.
Sunrise will be at 7:35 am and sunset at 6:15 pm; the daylight will last for 10h and 40min.

10-day overview

Daily temperatures

Warmest day: Thursday 68°C.
Coldest period: Monday - Tuesday 43°C.

Chance of precipitation

Highest chance: Friday 57%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 59°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphNNE 29°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 7:35 am MDT
  • Sunset: 6:15 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 64°F
  • 36°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphSE 144°
  • Humidity: 51%
  • UV index: 2
  • Sunrise: 7:37 am MDT
  • Sunset: 6:13 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 64°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 11mphN 0°
  • Humidity: 59%
  • UV index: 2
  • Sunrise: 7:38 am MDT
  • Sunset: 6:11 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 64°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 14mphSSE 147°
  • Humidity: 62%
  • UV index: 2
  • Sunrise: 7:40 am MDT
  • Sunset: 6:09 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 68°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphSE 146°
  • Humidity: 66%
  • UV index: 2
  • Sunrise: 7:42 am MDT
  • Sunset: 6:07 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 57°F
  • 34°F
Showers
Showers
  • Precip. probability: 57%
  • Precipitation: 0.24"
  • Wind: 17mphNW 323°
  • Humidity: 75%
  • UV index: 1
  • Sunrise: 7:43 am MDT
  • Sunset: 6:05 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 46°F
  • 27°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 17mphWNW 287°
  • Humidity: 66%
  • UV index: 2
  • Sunrise: 7:45 am MDT
  • Sunset: 6:04 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 45°F
  • 28°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 12mphENE 62°
  • Humidity: 75%
  • UV index: 2
  • Sunrise: 7:46 am MDT
  • Sunset: 6:02 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 43°F
  • 28°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 9mphNE 56°
  • Humidity: 85%
  • UV index: 2
  • Sunrise: 7:48 am MDT
  • Sunset: 6:00 pm MDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 43°F
  • 27°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 12mphENE 73°
  • Humidity: 89%
  • UV index: 2
  • Sunrise: 7:49 am MDT
  • Sunset: 5:58 pm MDT
  • ▼
Models point to a combination of cloudy, mostly clear and rain-soaked weather is forecasted.
With a probability of 57%, rainfall is forecasted only for Friday. The precipitation will be light at 0.24".
Temperature fluctuation will be noticeable in the upcoming days. Forecast highs will fluctuate between 42.8°F and 68°F, while the lowest night temperatures will vary also significantly, as the minimum temperature is expected to range between 26.6°F and 46.4°F.
Thursday is expected to be the warmest, reaching up to 68°F; the coldest days will be next Monday and Tuesday, with a maximum of 42.8°F.
Updated: Oct 18, 2026 @ 12:21:10 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Whitewater, patchy clouds will move across the sky, allowing for sunshine at times.

Today, the highest temperature will be 59°F, while the lowest temperature will be 35.6°F.
The maximum temperature will be moderately higher than the average highest temperature of 54.3°F in October. The lowest temperature will be also a few degrees lower than the average low of 39.4°F.

On Sunday, in Whitewater, sunrise will be at 7:35 am and sunset at 6:15 pm (MDT).

Today, the daylight will last for 10h and 40min.