Operating Hours & Seasons

Fossil Butte visitor center
Fossil Butte National Monument visitor center

NPS photo


Visitor Center Hours

  • 2016 Summer Hours: May 1-September 30, daily 9:00 am-5:30 pm
  • 2016 Fall Hours: October 1-November 30, daily 8:00 am-4:30 pm
  • 2016/2017 Winter Hours: December 1-February 28, Monday through Saturday 8:00 am-4:30 pm, closed Sundays
  • 2017 Spring Hours: March 1-April 30, daily 8:00 am-4:30 pm

CLOSED Thanksgiving, Christmas, New Year's, Martin Luther King Jr., and President's Day

Monument grounds are open sunrise to sunset. The entrance road gate is closed only during severe winter storms. The upper road accessing the picnic area, Nature Trail, and scenic drive closes November 1st until the snow melts, usually by late May.

Camping is not available.

Contact the Park

Mailing Address:

P.O. Box 592
Kemmerer, WY 83101


(307) 877-4455
Automated system.

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