WinterOff season ~26°F highs

Things to do in Green Bay in December

December is off season (quieter, and often cheaper) to visit Green Bay, with average highs around 26°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

National Railroad Museum

railroad museum in Ashwaubenon, Wisconsin

Lincoln Park Zoo

zoo located in Lincoln Park in Chicago, Illinois

3Indoor escape

Holidays in December 2026

Christmas Day · Fri, Dec 25

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

Green Bay in December: quick answers

Is December a good time to visit Green Bay?

December is off season (quieter, and often cheaper) to visit Green Bay, with average highs around 26°F. Museums and indoor sights come into their own, with fewer crowds outside.

What is the weather like in Green Bay in December?

Average daytime highs are around 26°F, compared with 82°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 Green Bay in December?

Top picks for December: National Railroad Museum, Lincoln Park Zoo, Heritage Hill State Historical Park, Tug Ludington, USS Cobia.