Detroit weather in December
Long-run climate averages for Detroit, MI in December, plus what the forecast models say for the days ahead.
In December, Detroit averages 36°F by day and 27°F at night. The wettest month is usually September.
December in Detroit averages a daytime high of 36°F and an overnight low of 27°F, which reads as cold for this part of the world. It is among the three coldest months of the year here. Overnight temperatures drop below freezing, so expect frost and pack accordingly. Across the whole year Detroit sees roughly 38 inches of precipitation.
Climate averages tell you what to pack. They do not tell you what next Tuesday looks like - for that, see the live Detroit forecast with every model compared and how much they currently agree.
Detroit weather by month
what to expect in Detroit through the year, 1991-2020 averagesHere is Detroit's typical weather in each month: the average daytime high and overnight low in °F, how each month feels, and the wettest month marked. Use it to plan any trip to Detroit by season.
Bottom line: over the last 30 days the European model has been the most accurate forecast for Detroit, scoring 94/100 on our CheckWeather Score, ahead of the American at 80. See the full US accuracy scoreboard for exactly how every model is tested.
Common questions
How warm is Detroit in December?
Is December a good time to visit Detroit?
Does it rain a lot in Detroit in December?
Climate averages from ERA5 reanalysis. Model accuracy re-scored over a rolling 30 days. Page updated .