- February 1, 1967
- February 2, 1967
- February 3, 1967
- February 4, 1967
- February 5, 1967
- February 6, 1967 (Beginning of a storyline that was later adapted in It Was a Short Summer, Charlie Brown. Some of the strips are also adapted in the short "Secret Weapon" and "Show Dog" from the 2014 French TV series Peanuts)
- February 7, 1967
- February 8, 1967
- February 9, 1967 (Snoopy first appears as the "Masked Marvel")
- February 10, 1967
- February 11, 1967
- February 12, 1967 (This strip is adapted in Be My Valentine, Charlie Brown, A Charlie Brown Valentine and in the episode "A Little Love" from the 2014 French TV series Peanuts)
- February 13, 1967 (Start of a series of strips that were adapted in It Was a Short Summer, Charlie Brown)
- February 14, 1967
- February 15, 1967 (Snoopy doesn't appear as The Masked Marvel until June 23, 1981. End of series of strips adapted in the short "Secret Weapon" and "Show Dog" from the 2014 French TV series Peanuts)
- February 16, 1967 (This strip and the following two strips are adapted in the episode "It's Just No Good" from the 2014 French TV series Peanuts)
- February 17, 1967
- February 18, 1967
- February 19, 1967 (The first time that the Kite-Eating Tree is shown with a mouth)
- February 20, 1967
- February 21, 1967
- February 22, 1967
- February 23, 1967
- February 24, 1967
- February 25, 1967
- February 26, 1967
- February 27, 1967
- February 28, 1967