Barry Bonds has the highest slugging percentage when making 50+ plate appearances in a month, with a slugging percentage of 1.132 in April 2004.
| NAME | SLG | PA | MONTH | G | AB | R | H | 2B | 3B | HR | RBI | BB | HBP | SO | SB | CS | TB | XBH | SH | SF | IBB | GIDP | AVG | OBP | OPS | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | B. Bonds | 1.132 | 92 | April 2004 | 23 | 53 | 21 | 25 | 5 | 0 | 10 | 22 | 39 | 0 | 6 | 2 | 0 | 60 | 15 | 0 | 0 | 18 | 2 | .472 | .696 | 1.828 |
| 2 |  | B. Bailey | 1.079 | 72 | July 1970 | 24 | 63 | 20 | 29 | 7 | 1 | 10 | 28 | 8 | 0 | 12 | 0 | 0 | 68 | 18 | 0 | 1 | 1 | 0 | .460 | .514 | 1.593 |
| 3 | | B. Bonds | 1.036 | 117 | May 2001 | 27 | 84 | 28 | 31 | 5 | 0 | 17 | 30 | 31 | 2 | 24 | 3 | 1 | 87 | 22 | 0 | 0 | 5 | 1 | .369 | .547 | 1.583 |
| 4 | | B. Bonds | 1.024 | 62 | August 2003 | 15 | 42 | 14 | 19 | 3 | 0 | 7 | 12 | 20 | 0 | 4 | 0 | 0 | 43 | 10 | 0 | 0 | 9 | 1 | .452 | .629 | 1.653 |
| 5 | | B. Bonds | 1.000 | 109 | August 2004 | 27 | 70 | 27 | 29 | 6 | 1 | 11 | 27 | 38 | 0 | 7 | 2 | 1 | 70 | 18 | 0 | 1 | 15 | 0 | .414 | .615 | 1.615 |
| 6 | | B. Bonds | 1.000 | 93 | July 2003 | 23 | 65 | 25 | 27 | 5 | 0 | 11 | 21 | 26 | 1 | 10 | 0 | 0 | 65 | 16 | 0 | 1 | 8 | 0 | .415 | .581 | 1.581 |
| 7 | | B. Bonds | 1.000 | 92 | September 2001 | 21 | 63 | 18 | 23 | 4 | 0 | 12 | 20 | 28 | 1 | 10 | 2 | 1 | 63 | 16 | 0 | 0 | 4 | 1 | .365 | .565 | 1.565 |
| 8 | | T. Helton | 1.000 | 102 | May 2000 | 23 | 82 | 32 | 42 | 7 | 0 | 11 | 26 | 18 | 0 | 9 | 0 | 0 | 82 | 18 | 0 | 2 | 5 | 2 | .512 | .588 | 1.588 |
| 9 |  | B. Ruth | 1.000 | 129 | May 1928 | 29 | 99 | 32 | 41 | 5 | 4 | 15 | 37 | 28 | 1 | 20 | 0 | 99 | 24 | 1 | .414 | .547 | 1.547 | ||||
| 10 |  | F. Thomas | .988 | 118 | May 1994 | 25 | 84 | 39 | 38 | 9 | 0 | 12 | 28 | 31 | 1 | 11 | 0 | 0 | 83 | 21 | 0 | 2 | 3 | 3 | .452 | .593 | 1.581 |
| 11 |  | C. Jones | .984 | 73 | July 2006 | 16 | 62 | 19 | 31 | 7 | 1 | 7 | 20 | 11 | 0 | 4 | 0 | 0 | 61 | 15 | 0 | 0 | 0 | 1 | .500 | .575 | 1.559 |
| 12 |  | J. DiMaggio | .983 | 139 | July 1937 | 29 | 121 | 40 | 52 | 10 | 6 | 15 | 43 | 17 | 1 | 9 | 2 | 119 | 31 | 0 | .430 | .504 | 1.487 | ||||
| 13 | | K. Singleton | .981 | 58 | April 1981 | 15 | 53 | 9 | 25 | 6 | 0 | 7 | 14 | 5 | 0 | 9 | 0 | 0 | 52 | 13 | 0 | 0 | 1 | 2 | .472 | .517 | 1.498 |
| 14 | | H. Greenberg | .979 | 122 | September 1940 | 27 | 96 | 34 | 38 | 7 | 2 | 15 | 38 | 26 | 0 | 13 | 2 | 94 | 24 | 0 | 0 | .396 | .525 | 1.504 | |||
| 15 | | B. Ruth | .979 | 129 | June 1921 | 29 | 95 | 34 | 38 | 10 | 3 | 13 | 28 | 34 | 0 | 18 | 3 | 93 | 26 | 0 | .400 | .558 | 1.537 | ||||
| 16 |  | T. Williams | .976 | 50 | August 1953 | 19 | 42 | 9 | 18 | 2 | 0 | 7 | 17 | 8 | 0 | 7 | 0 | 0 | 41 | 9 | 0 | 1 | .429 | .520 | 1.496 | ||
| 17 | | F. Robinson | .976 | 53 | April 1966 | 12 | 41 | 16 | 19 | 4 | 1 | 5 | 10 | 10 | 2 | 7 | 3 | 1 | 40 | 10 | 0 | 0 | 1 | 1 | .463 | .585 | 1.561 |
| 18 | | J. Giambi | .974 | 103 | July 2005 | 26 | 76 | 20 | 27 | 5 | 0 | 14 | 24 | 21 | 6 | 20 | 0 | 0 | 74 | 19 | 0 | 0 | 2 | 1 | .355 | .524 | 1.498 |
| 19 | | R. Hidalgo | .971 | 120 | September 2000 | 28 | 103 | 36 | 49 | 14 | 2 | 11 | 31 | 11 | 4 | 9 | 5 | 0 | 100 | 27 | 0 | 2 | 2 | 0 | .476 | .533 | 1.504 |
| 20 | | B. Ruth | .970 | 147 | July 1920 | 34 | 100 | 45 | 44 | 10 | 2 | 13 | 33 | 43 | 1 | 19 | 5 | 97 | 25 | 3 | .440 | .611 | 1.581 | ||||
| 21 |  | J.D. Martinez | .970 | 107 | September 2017 | 24 | 99 | 26 | 40 | 8 | 0 | 16 | 36 | 7 | 0 | 29 | 1 | 0 | 96 | 24 | 0 | 1 | 1 | 7 | .404 | .439 | 1.409 |
| 22 |  | H. Aaron | .967 | 64 | April 1959 | 14 | 61 | 15 | 31 | 8 | 1 | 6 | 15 | 2 | 0 | 3 | 0 | 0 | 59 | 15 | 0 | 1 | 0 | 2 | .508 | .516 | 1.483 |
| 23 | | R. Klesko | .965 | 61 | June 1994 | 22 | 57 | 13 | 24 | 5 | 1 | 8 | 17 | 4 | 0 | 5 | 0 | 0 | 55 | 14 | 0 | 0 | 1 | 2 | .421 | .459 | 1.424 |
| 24 | | B. Bonds | .961 | 116 | August 2002 | 27 | 76 | 24 | 34 | 6 | 0 | 11 | 25 | 37 | 1 | 7 | 1 | 1 | 73 | 17 | 0 | 2 | 11 | 1 | .447 | .621 | 1.581 |
| 25 | | B. Ruth | .960 | 131 | June 1920 | 29 | 100 | 38 | 45 | 7 | 4 | 12 | 37 | 30 | 1 | 17 | 6 | 96 | 23 | 0 | .450 | .580 | 1.540 | ||||
StatMuse has game-level data for plate appearances and slugging percentage going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
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