Bitterroot Valley Montana Weather Report
Known as the Banana Belt of Montana, the Bitterroot Valley is a desirable destination throughout the year.
Summer
Dates: June - August
Weather: Late spring/early summer brings the most precipitation to the valley. Later in the summer is typically very warm and sunny. Temperatures range from 50 - 85 degrees.
Summer Things to Do
- Fishing the Bitterroot River
- Exploring trails on ATV, mountain bike, horseback, or on foot
- Whitewater rafting and scenic float trips
- Boating in nearby lakes
- Climbing and mountaineering in the Bitterroot Range
Fall
Dates: September - November
Weather: Fall is mild and pleasant, ranging from warm dry days in September to early onsets of winter in November.
Fall Things to Do
Winter
Dates: December - February
Weather: While it might snow earlier in the season, the snow tends to stay in the mountains. Annual snowfall at nearby ski areas (like Lost Trail) is around 200 inches, while the valley floor receives an average of 6 inches. Temperatures range from 17 - 35 degrees.
Winter Things to Do
- Skiing at Lost Trail Powder Mountain
- Cross country skiing at Lost Trail or near Lake Como
- Ice Climbing up Blodgett Canyon
- Snowmobiling along Lolo Pass
- Snowshoeing at Lake Como or Lolo Pass
Spring
Dates: March - May
Weather: The entrance of the spring season varies from year to year and temps range greatly throughout the spring, from 32 - 60 degrees.
Spring Things to Do
- Fishing along the Bitterroot River
- Early hiking or horseback riding into the Bitterroot Mountains
