Southwestern Montana Weather

Be prepared for your next trip to Montana. Where the weather is relatively comfortable all summer long and not too cold in the winters! Explore the various resources and information below to be prepared for your upcoming vacation.

Not sure where you want to stay just yet? Explore our Guide to Montana to determine the perfect vacation destination!

Average snowfall in Big Sky is nearly 400 inches per year, that's over 33 ft! Otherwise, year round the weather is seasonal and averages are as follows. Learn more about Big Sky Montana.

  Jan Feb Mar Apr May Jun Jul Aug Sept Oct Nov Dec
Average High 35 38 47 56 65 73 83 82 72 58 43 33
Average Low 14 17 24 30 38 44 50 48 40 32 21 12

Bozeman is at the confluence of many geographical features. The Bridger Mountains, Tobacco Root Mountains, Big Belt Mountain, Horseshoe Hills and much more all surround this beautiful area. With warm summers and typically cold, snowy winters Bozeman gives way to lush vegetation. Day to night temperature changes can be significant. Learn more about Bozeman MT.

  Jan Feb Mar Apr May Jun Jul Aug Sept Oct Nov Dec
Average High 35 38 47 56 65 73 83 82 72 58 43 33
Average Low 14 17 24 30 38 44 50 48 40 32 21 12

Livingston has warmer winters than most of the state however the temperature feels a lot colder because Livingston is also one of the windiest places in the United States! So, pack your scarf! Learn more about Livingston & Paradise Valley.

  Jan Feb Mar Apr May Jun Jul Aug Sept Oct Nov Dec
Average High 35 38 47 56 65 73 83 82 72 58 43 33
Average Low 14 17 24 30 38 44 50 48 40 32 21 12

Greatly influenced by altitude, Yellowstone's climate fluctuates from mountaintops to valley floors, so be sure to pack accordingly! Precipitation is variable though afternoon thunderstorms can be expected most often during the summer months. And be wary, snow can occur any month of the year but is most common between November and April with 150 inches (12.5 ft) annually surrounding Yellowstone Lake. Double that figure for higher elevations! Learn more about West Yellowstone & Yellowstone National Park.

  Jan Feb Mar Apr May Jun Jul Aug Sept Oct Nov Dec
Average High 30 36 45 51 60 70 81 78 68 53 39 29
Average Low 5 7 15 23 30 36 41 38 32 25 15 5

Montana Weather & Road Conditions Resources