- December 1, 1957
- December 2, 1957
- December 3, 1957
- December 4, 1957
- December 5, 1957
- December 6, 1957
- December 7, 1957 (This strip is adapted in Good Grief, Charlie Brown: Peanuts)
- December 8, 1957
- December 9, 1957
- December 10, 1957
- December 11, 1957
- December 12, 1957
- December 13, 1957
- December 14, 1957
- December 15, 1957 (This strip is adapted in the segment "Snoopy" from The Charlie Brown and Snoopy Show episode "Snoopy: Man's Best Friend")
- December 16, 1957 (Beethoven's birthday, the first time Schroeder forgets it)
- December 17, 1957
- December 18, 1957
- December 19, 1957
- December 20, 1957
- December 21, 1957
- December 22, 1957 (This strip is adapted in the short "The Blanket" from The Charlie Brown and Snoopy Show episode "You Can't Win, Charlie Brown")
- December 23, 1957
- December 24, 1957
- December 25, 1957
- December 26, 1957
- December 27, 1957
- December 28, 1957
- December 29, 1957
- December 30, 1957
- December 31, 1957 (The element of this strip is adapted in A Charlie Brown Christmas.)
| ← November 1957 | January 1958 → |