Operating Hours & Seasons

A large yellow snow plow machine clears deep snow from a road with trees behind.
Plowing away winter snows from Glacier's roads can take two and a half to three months.

Glacier National Park is open every day of the year and visitors can enter the park at anytime. Most visitors arrive during Glacier's summer season. Generally from late May to early September.

With services limited in the Spring, visitors need to plan ahead and be self-sufficient when they are in the park. Most services in and near the park reopen for the season in late May to early June.

  • Except during summer, accommodations inside the park are very limited. Visit the Travel Montana website to find outside accommodations..
  • During the spring, higher elevation roads and trails can be cold and snow-covered until late June. See the Trail and Area Closings and Postings page for information.
  • In the spring, most wildlife, including bears, are still very active, so be alert and carry bear spray.
  • Once Going-to-the-Sun Road is plowed, and as conditions permit, the road is often open to hikers and bicyclists only.
  • Primitive camping is available year round at Apgar and St. Mary Campgrounds. For more information on our auto campgrounds, please visit our camping page.
  • A permit is required for backcountry camping year round. Permits may be obtained, in-person, up to 24 hours in advance at the Apgar Backcountry Permit office.

Plowing away winter snows from Glacier's roads can take two and a half to three months.
By late May, most roads will be open for vehicle travel with the exception of Going-to-the-Sun Road. Portions of Going-to-the-Sun Road are open year round, however the entire road will not usually open until late June. Please visit our Plowing and Road Status pages for the most up to date information.

With services limited in the fall, visitors need to plan ahead and be self-sufficient when they are in the park. Most services in and near the park close for the season in September or October.

  • Except during summer, accommodations inside the park are very limited. Visit the Travel Montana website to find outside accommodations..
  • During the fall, higher elevation roads and trails can be cold and snow-covered by early September. See the Trail and Area Closings and Postings page for information.
  • In the fall, most wildlife, including bears, are still very active so be alert and carry bear spray.
  • At the end of summer, when Going-to-the-Sun Road closes, and as conditions permit, the road is often open to hikers and bicyclists only.
  • Primitive camping is available year round at Apgar and St. Mary Campgrounds. For more information on our auto campgrounds, please visit our camping page.
  • A permit is required for backcountry camping year round. Permits may be obtained, in-person, up to 24 hours in advance at the Apgar Backcountry Permit office.

With services limited in the winter, visitors need to plan ahead and be self-sufficient when they are in the park. Most services in and near the park are closed all winter.

  • During the winter accommodations near the park are very limited. Visit the Travel Montana website to find accommodations..
  • In winter, weather forces most roads in the park to close. The Going-to-the-Sun Road from West Glacier to Lake McDonald Lodge is plowed and open year-round, weather permitting.
  • Wildlife, including bears, may still active in the winter so be alert and carry bear spray.
  • As winter conditions permit, Going-to-the-Sun road is often open to skiing and snowshoeing.
  • Primitive camping is available year round at Apgar and St. Mary Campgrounds. For more information on our auto campgrounds, please visit our camping page.
  • A permit is required for backcountry camping year round. Permits may be obtained, in-person, up to 24 hours in advance at the Apgar Backcountry Permit office.
 
Two cars drive along a cliff's edge narrow road with trees all around.

Getting Around in Glacier

Most visitors travel by car or RV, and most make the scenic drive over Going-to-the-Sun Road part of their park experience.

Crowds of people walk over a snowy trail in an alpine area.

Tips for Dealing with Crowds

May through September is the busiest time of the year in Glacier National Park. Within that, July and August are the busiest of all.

A hiker stands on a rock in the mountains with a vast landscape beyond.

Leave No Trace

We all have a responsibility to reduce our impact on the places we love.

Last updated: March 8, 2021

Contact the Park

Mailing Address:

PO Box 128
West Glacier, MT 59936

Phone:

(406) 888-7800

Contact Us