Wisconsin weather in December
One place stands in for Wisconsin here — these are Door County's numbers, not a statewide average.
Based on 1 weather station, in Door County. One station — Door County, out on the peninsula between the bay and the lake; inland Wisconsin runs colder overnight than this shoreline does.
Door County & the Lakeshore
Highs near 31°, nights around 19°, and 13.7 in of snow in a typical December.
| Place | Highs / lows | Wet days | Snow | The short version |
|---|---|---|---|---|
| Door County | 31° / 19° | 6 | 13.7 in | Snow, lights in the villages, and a very cold bay. |
Each place above has its own page for the full story — what the month feels like, what to pack, and whether the timing is right.