Weather forecast for 10 daysBonner-West Riverside, MT

Weather forecast for the weekend

Sunday Oct 18, 2026

64°F
37°F

Partly Cloudy

Precip. probability: 2%
Precipitation: 0"
Wind: 4mphSSW 212°
Humidity: 67%
UV index: 3
Sunrise: 7:58 am MDT
Sunset: 6:43 pm MDT
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Today, some passing clouds may drift through, but the sun will shine at times.
The day's temperature scale will range from a significant high of an enjoyable 64.4°F to a minimum of a wintry 37.4°F.
Sunrise was at 7:58 am and sunset will be at 6:43 pm; the daylight will last for 10h and 45min.

10-day overview

Daily temperatures

Warmest day: tomorrow 68°C.
Coldest day: Tuesday 27.10. 43°C.

Chance of precipitation

Highest chance: Friday 51%.

Long-term weather forecast

Sunday
Oct 18, 2026

64°F
37°F

Partly Cloudy

Precip. probability: 2%
Precipitation: 0"
Wind: 4mphSSW 212°
Humidity: 67%
UV index: 3
Sunrise: 7:58 am MDT
Sunset: 6:43 pm MDT
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Monday
Oct 19, 2026

68°F
36°F

Mostly Sunny

Precip. probability: 2%
Precipitation: 0"
Wind: 4mphE 86°
Humidity: 60%
UV index: 3
Sunrise: 7:59 am MDT
Sunset: 6:41 pm MDT
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Tuesday
Oct 20, 2026

66°F
36°F

Partly Cloudy

Precip. probability: 1%
Precipitation: 0"
Wind: 4mphENE 68°
Humidity: 59%
UV index: 2
Sunrise: 8:01 am MDT
Sunset: 6:39 pm MDT
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Wednesday
Oct 21, 2026

66°F
39°F

Mostly Sunny

Precip. probability: 4%
Precipitation: 0"
Wind: 4mphESE 108°
Humidity: 61%
UV index: 3
Sunrise: 8:02 am MDT
Sunset: 6:37 pm MDT
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Thursday
Oct 22, 2026

63°F
41°F

Partly Cloudy

Precip. probability: 24%
Precipitation: 0.16"
Wind: 5mphS 185°
Humidity: 72%
UV index: 2
Sunrise: 8:03 am MDT
Sunset: 6:36 pm MDT
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Friday
Oct 23, 2026

48°F
32°F

AM Showers

Precip. probability: 51%
Precipitation: 0.08"
Wind: 10mphW 277°
Humidity: 88%
UV index: 2
Sunrise: 8:05 am MDT
Sunset: 6:34 pm MDT
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Saturday
Oct 24, 2026

50°F
30°F

Mostly Cloudy

Precip. probability: 5%
Precipitation: 0"
Wind: 5mphSSW 207°
Humidity: 72%
UV index: 2
Sunrise: 8:06 am MDT
Sunset: 6:32 pm MDT
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Sunday
Oct 25, 2026

52°F
30°F

Partly Cloudy

Precip. probability: 20%
Precipitation: 0.04"
Wind: 7mphE 79°
Humidity: 73%
UV index: 2
Sunrise: 8:08 am MDT
Sunset: 6:30 pm MDT
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Monday
Oct 26, 2026

48°F
28°F

Partly Cloudy

Precip. probability: 24%
Precipitation: 0"
Wind: 5mphNE 55°
Humidity: 78%
UV index: 2
Sunrise: 8:09 am MDT
Sunset: 6:29 pm MDT
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Tuesday
Oct 27, 2026

43°F
27°F

AM Snow Showers

Precip. probability: 32%
Precipitation: 0.16"
Wind: 7mphNW 314°
Humidity: 87%
UV index: 2
Sunrise: 8:11 am MDT
Sunset: 6:27 pm MDT
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The next ten days will bring unstable conditions, and a mix of dull, clear, wet and snowy weather is expected.
Rainfall is expected on Thursday, Friday and next Sunday. With light precipitation of 0.16", Thursday and next Tuesday will be the wettest days.
With a probability of 32%, snowfall is anticipated only on next Tuesday. Forecasted precipitation will be light at 0.16".
Temperature differences will be noticeable in the upcoming period. The maximum temperature will vary between 42.8°F and 68°F, while the lowest night temperatures will vary also significantly, as nighttime lows are forecast to fall between 26.6°F and 41°F.
Monday will be the warmest day, with a maximum temperature of 68°F; the coldest day will be next Tuesday, with a maximum of 42.8°F.

Updated: Oct 18, 2026 @ 14:18:51 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate