Temperature for December
In Detroit, MI during December the average high temperature is 37.0°F. The hottest day on record was December 3, 1982 when the temperature recorded was 68.0°F.
Precipitation for December
In December the average monthly rainfall in Detroit, MI is 0.68 inches with rain usually falling on between 6 and 7 days. 1974 was the driest December with only 0.00 inches of rain falling, and 2006 was the wettest December with 3.69 inches of rain. The wettest single day in December was 1 December 2006 when 1.77 inches of rain fell.
In December it usually snows on between 10 and 11 days. In December there have been some years when thunderstorms have occurred, although there are other years when there hasn't been a thunderstorm in December.