WinterOff season ~43°F highs

Things to do in Rock Springs in December

December is off season (quieter, and often cheaper) to visit Rock Springs, with average highs around 43°F. Museums and indoor sights come into their own, with fewer crowds outside.

Plan a December weekend Where else in December

Best picks for December

What's famous here, weighted toward what shines in December.

1Indoor escape

Fort Bridger Museum

former fort, open-air museum, and state park in Fort Bridger, Wyoming, United States

2Indoor escape

National Museum of Wildlife Art of the United States

museum in Jackson Hole, Wyoming

Grand Teton National Park

United States National Park in northwestern Wyoming

Holidays in December 2026

Christmas Day · Fri, Dec 25

Expect busier roads and pricier stays around these dates. See long weekends.

Rock Springs in December: quick answers

Is December a good time to visit Rock Springs?

December is off season (quieter, and often cheaper) to visit Rock Springs, with average highs around 43°F. Museums and indoor sights come into their own, with fewer crowds outside.

What is the weather like in Rock Springs in December?

Average daytime highs are around 43°F, compared with 85°F in the warmest month. Check the forecast a week out; our planner favors indoor stops on rainy days.

What are the best things to do in Rock Springs in December?

Top picks for December: Fort Bridger Museum, National Museum of Wildlife Art of the United States, Grand Teton National Park, Museum of the Mountain Man, Sweetwater County Historical Museum.