- January 1, 1959 (This strip and the following two strips are adapted in A Boy Named Charlie Brown)
- January 2, 1959
- January 3, 1959
- January 4, 1959
- January 5, 1959
- January 6, 1959
- January 7, 1959
- January 8, 1959
- January 9, 1959
- January 10, 1959
- January 11, 1959
- January 12, 1959 (The beginning of a storyline that was adapted into the "Clinging Snoopy" segment of the Linus' Security Blanket episode of The Charlie Brown and Snoopy Show)
- January 13, 1959
- January 14, 1959
- January 15, 1959
- January 16, 1959
- January 17, 1959
- January 18, 1959
- January 19, 1959
- January 20, 1959
- January 21, 1959
- January 22, 1959 (The end of a storyline that was adapted into the "Clinging Snoopy" segment of the Linus' Security Blanket episode of The Charlie Brown and Snoopy Show)
- January 23, 1959
- January 24, 1959
- January 25, 1959
- January 26, 1959
- January 27, 1959
- January 28, 1959
- January 29, 1959
- January 30, 1959
- January 31, 1959
← December 1958 | February 1959 → |
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