Detroit weather in January
Long-run climate averages for Detroit, MI in January, plus what the forecast models say for the days ahead.
In January, Detroit averages 35°F by day and 25°F at night. The wettest month is usually April.
January in Detroit averages a daytime high of 35°F and an overnight low of 25°F, which reads as cold for this part of the world. It is the coldest month 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 yearHere 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 91/100 on our CheckWeather Score, ahead of the American at 74. See the full US accuracy scoreboard for exactly how every model is tested.
Common questions
How warm is Detroit in January?
Is January a good time to visit Detroit?
Does it rain a lot in Detroit in January?
Climate averages from ERA5 reanalysis. Model accuracy re-scored over a rolling 30 days. Page updated .