- August 1, 1967 (This strip and following two strips are adapted in A Boy Named Charlie Brown)
- August 2, 1967
- August 3, 1967
- August 4, 1967
- August 5, 1967
- August 6, 1967
- August 7, 1967
- August 8, 1967
- August 9, 1967
- August 10, 1967
- August 11, 1967
- August 12, 1967
- August 13, 1967
- August 14, 1967
- August 15, 1967 (Pig-Pen's last appearance until April 11, 1976)
- August 16, 1967
- August 17, 1967
- August 18, 1967
- August 19, 1967
- August 20, 1967 (This strip is adapted in the segment "Blanket" from The Charlie Brown and Snoopy Show episode "Snoopy's Football Career" and in the shorts "My Blanket!" and "Dog Day" from the 2014 French TV series Peanuts)
- August 21, 1967
- August 22, 1967
- August 23, 1967
- August 24, 1967 (This strip is adapted in It's Arbor Day, Charlie Brown)
- August 25, 1967
- August 26, 1967
- August 27, 1967
- August 28, 1967
- August 29, 1967
- August 30, 1967
- August 31, 1967
