Typical Weather in Superior, WI in December
26° F Avg High
11° F Avg Low
3 Rainy Days
☀️ Temperature Summary
December is one of the cooler months of the year for Superior, with highs averaging around 26°F. You can expect overnight lows near 11°F most days. Daily high temperatures can range between 34°F and 25°F for the month of December.
You may want to consider a warmer month to visit Superior, unless you're ready to brave the cold.
High Temps Throughout the Year
🎒 What to Pack
Pick up a few of these items to keep your trip fun and comfortable.
☔ Rain Summary
You can expect about a 11% chance of rain for any given day in December. It's one of the drier months of the year for Superior, with total rainfall for the month around 1 inches.
Rainfall Throughout the Year
Planning a trip to Superior? Try our free trip weather planner