These are just ones I personally experienced: December 31-Jan 1, 1970 was a 6-12" snowfall for I-95 between DC and Baltimore. January 5, 1980 was a 4-8" storm. January 7-8, 1988 was generally 6-8". December 27-28, 1990 was 5-8".
There were others, like January 2, 1925 (6-10"), and December 26-27, 1909 (8-12") and quite a few more that were 3-6" storms.