| East | W | L | Pct | GB |
| NY Yankees | 114 | 48 | .704 | -- |
| Boston | 92 | 70 | .568 | 22.0 |
| Toronto | 88 | 74 | .543 | 26.0 |
| Baltimore | 79 | 83 | .488 | 35.0 |
| Tampa Bay | 63 | 99 | .389 | 51.0 |
| Date | Pitcher | Hand | Age | Game Result | Opp | GS# | Career | Dec | IP | H | R | ER | HR | BB | SO | Pit | Bal | Str | Str% | W-L | ERA | WHIP |
| 1998-04-01 | Andy Pettitte | L | 26 | L 1-4 | @ ANA | 1 | 96 | L | 6.0 | 9 | 4 | 4 | 0 | 3 | 3 | 0 | 0 | 0 | -- | 0-1 | 6.00 | 2.00 |
| 1998-04-02 | David Wells | L | 35 | L 2-10 | @ ANA | 1 | 211 | L | 6.0 | 6 | 3 | 3 | 1 | 2 | 4 | 0 | 0 | 0 | -- | 0-1 | 4.50 | 1.33 |
| 1998-04-04 | David Cone | R | 35 | L 3-7 | @ OAK | 1 | 300 | L | 5.1 | 7 | 7 | 7 | 1 | 3 | 3 | 0 | 0 | 0 | -- | 0-1 | 12.60 | 2.00 |
| 1998-04-05 | Ramiro Mendoza | R | 26 | W 9-7 | @ OAK | 1 | 27 | - | 6.2 | 8 | 4 | 4 | 0 | 1 | 2 | 0 | 0 | 0 | -- | 0-0 | 5.14 | 1.29 |
| 1998-04-06 | Andy Pettitte | L | 26 | L 0-8 | @ SEA | 2 | 97 | L | 7.0 | 9 | 4 | 4 | 1 | 2 | 4 | 0 | 0 | 0 | -- | 0-2 | 5.54 | 1.77 |
| 1998-04-07 | David Wells | L | 35 | W 13-7 | @ SEA | 2 | 212 | W | 6.0 | 9 | 6 | 6 | 2 | 3 | 3 | 0 | 0 | 0 | -- | 1-1 | 6.75 | 1.67 |
| 1998-04-08 | Hideki Irabu | R | 29 | W 4-3 | @ SEA | 1 | 10 | - | 5.0 | 4 | 1 | 1 | 0 | 2 | 7 | 0 | 0 | 0 | -- | 0-0 | 1.80 | 1.20 |
| 1998-04-10 | David Cone | R | 35 | L 17-13 | vs OAK | 2 | 301 | - | 4.1 | 11 | 9 | 9 | 0 | 3 | 4 | 104 | 43 | 61 | 59% | 0-1 | 14.40 | 2.40 |
| 1998-04-11 | Andy Pettitte | L | 26 | L 3-1 | vs OAK | 3 | 98 | W | 6.0 | 5 | 1 | 1 | 0 | 4 | 7 | 118 | 51 | 67 | 57% | 1-2 | 4.26 | 1.68 |
| 1998-04-12 | Ramiro Mendoza | R | 26 | L 7-5 | vs OAK | 2 | 28 | - | 5.2 | 7 | 5 | 5 | 0 | 2 | 3 | 0 | 0 | 0 | -- | 0-0 | 6.75 | 1.50 |
| 1998-04-15 | David Wells | L | 35 | L 6-3 | vs ANA | 3 | 213 | W | 8.0 | 4 | 3 | 3 | 3 | 1 | 8 | 0 | 0 | 0 | -- | 2-1 | 5.40 | 1.25 |
| 1998-04-17 | Andy Pettitte | L | 26 | W 11-2 | @ DET | 4 | 99 | W | 6.2 | 6 | 2 | 2 | 0 | 6 | 6 | 0 | 0 | 0 | -- | 2-2 | 3.81 | 1.69 |
| 1998-04-18 | David Cone | R | 35 | W 8-3 | @ DET | 3 | 302 | W | 5.2 | 7 | 2 | 2 | 0 | 2 | 5 | 115 | 43 | 72 | 63% | 1-1 | 10.80 | 2.20 |
| 1998-04-19 | Hideki Irabu | R | 29 | L 1-2 | @ DET | 2 | 11 | - | 6.0 | 3 | 1 | 1 | 1 | 2 | 7 | 98 | 48 | 50 | 51% | 0-0 | 1.64 | 1.00 |
| 1998-04-20 | David Wells | L | 35 | W 3-2 | @ TOR | 4 | 214 | - | 6.2 | 6 | 2 | 2 | 0 | 4 | 4 | 108 | 47 | 61 | 56% | 2-1 | 4.67 | 1.30 |
| 1998-04-21 | Ramiro Mendoza | R | 26 | W 5-3 | @ TOR | 3 | 29 | - | 7.0 | 7 | 2 | 2 | 0 | 2 | 2 | 93 | 29 | 64 | 69% | 0-0 | 4.95 | 1.40 |
| 1998-04-22 | Andy Pettitte | L | 26 | W 9-1 | @ TOR | 5 | 100 | W | 9.0 | 6 | 1 | 0 | 0 | 1 | 6 | 103 | 35 | 68 | 66% | 3-2 | 2.83 | 1.46 |
| 1998-04-24 | David Cone | R | 35 | L 8-4 | vs DET | 4 | 303 | W | 6.1 | 3 | 2 | 2 | 0 | 2 | 4 | 0 | 0 | 0 | -- | 2-1 | 8.18 | 1.73 |
| 1998-04-25 | David Wells | L | 35 | L 5-4 | vs DET | 5 | 215 | W | 8.0 | 5 | 4 | 3 | 0 | 2 | 4 | 110 | 35 | 75 | 68% | 3-1 | 4.37 | 1.20 |
| 1998-04-27 | Andy Pettitte | L | 26 | L 1-0 | vs TOR | 6 | 101 | W | 5.2 | 7 | 0 | 0 | 0 | 0 | 7 | 73 | 20 | 53 | 73% | 4-2 | 2.48 | 1.45 |
| 1998-04-28 | Ramiro Mendoza | R | 26 | W 2-5 | vs TOR | 4 | 30 | L | 5.0 | 7 | 5 | 5 | 1 | 1 | 2 | 86 | 31 | 55 | 64% | 0-1 | 5.76 | 1.44 |
| 1998-04-29 | David Cone | R | 35 | L 8-5 | vs SEA | 5 | 304 | W | 6.0 | 6 | 3 | 2 | 0 | 0 | 11 | 110 | 33 | 77 | 70% | 3-1 | 7.07 | 1.57 |
| 1998-04-30 | David Wells | L | 35 | L 9-8 | vs SEA | 6 | 216 | - | 6.1 | 6 | 4 | 4 | 3 | 0 | 6 | 94 | 23 | 71 | 76% | 3-1 | 4.61 | 1.17 |
| 1998-05-01 | Hideki Irabu | R | 29 | W 2-1 | @ KCA | 3 | 12 | W | 7.1 | 2 | 1 | 1 | 1 | 2 | 8 | 88 | 35 | 53 | 60% | 1-0 | 1.50 | 0.83 |
| 1998-05-02 | Andy Pettitte | L | 26 | W 12-6 | @ KCA | 7 | 102 | W | 6.0 | 10 | 4 | 4 | 2 | 4 | 3 | 113 | 52 | 61 | 54% | 5-2 | 2.93 | 1.57 |
| 1998-05-03 | Ramiro Mendoza | R | 26 | W 10-1 | @ KCA | 5 | 31 | W | 7.0 | 3 | 1 | 1 | 0 | 4 | 2 | 116 | 46 | 70 | 60% | 1-1 | 4.78 | 1.34 |
| 1998-05-05 | David Cone | R | 35 | W 7-2 | @ TEX | 6 | 305 | W | 5.0 | 3 | 2 | 2 | 0 | 3 | 4 | 103 | 44 | 59 | 57% | 4-1 | 6.55 | 1.52 |
| 1998-05-06 | David Wells | L | 35 | W 15-13 | @ TEX | 7 | 217 | - | 2.2 | 7 | 7 | 7 | 1 | 1 | 2 | 0 | 0 | 0 | -- | 3-1 | 5.73 | 1.27 |
| 1998-05-08 | Hideki Irabu | R | 29 | W 5-1 | @ MIN | 4 | 13 | W | 7.0 | 5 | 1 | 1 | 0 | 1 | 3 | 79 | 26 | 53 | 67% | 2-0 | 1.44 | 0.84 |
| 1998-05-09 | Andy Pettitte | L | 26 | L 1-8 | @ MIN | 8 | 103 | L | 5.2 | 9 | 7 | 7 | 1 | 3 | 2 | 96 | 41 | 55 | 57% | 5-3 | 3.81 | 1.62 |
| 1998-05-10 | Ramiro Mendoza | R | 26 | W 7-0 | @ MIN | 6 | 32 | W | 9.0 | 5 | 0 | 0 | 0 | 0 | 2 | 97 | 36 | 61 | 63% | 2-1 | 3.95 | 1.24 |
| 1998-05-12 | David Wells | L | 35 | L 3-2 | vs KCA | 8 | 218 | W | 8.0 | 5 | 2 | 2 | 0 | 1 | 9 | 136 | 46 | 90 | 66% | 4-1 | 5.19 | 1.19 |
| 1998-05-13 | David Cone | R | 35 | L 8-6 | vs TEX | 7 | 306 | W | 6.1 | 7 | 4 | 4 | 3 | 0 | 7 | 98 | 33 | 65 | 66% | 5-1 | 6.46 | 1.46 |
| 1998-05-14 | Hideki Irabu | R | 29 | W 5-7 | vs TEX | 5 | 14 | - | 7.0 | 3 | 0 | 0 | 0 | 3 | 5 | 111 | 45 | 66 | 59% | 2-0 | 1.13 | 0.84 |
| 1998-05-15 | Andy Pettitte | L | 26 | W 6-7 | vs MIN | 9 | 104 | L | 7.0 | 12 | 7 | 7 | 1 | 4 | 4 | 130 | 53 | 77 | 59% | 5-4 | 4.42 | 1.69 |
| 1998-05-16 | Ramiro Mendoza | R | 26 | L 5-2 | vs MIN | 7 | 33 | W | 8.0 | 4 | 2 | 1 | 0 | 0 | 2 | 78 | 25 | 53 | 68% | 3-1 | 3.49 | 1.12 |
| 1998-05-17 | David Wells | L | 35 | L 4-0 | vs MIN | 9 | 219 | W | 9.0 | 0 | 0 | 0 | 0 | 0 | 11 | 119 | 41 | 78 | 66% | 5-1 | 4.43 | 1.02 |
| 1998-05-19 | David Cone | R | 35 | L 9-5 | vs BAL | 8 | 307 | - | 6.0 | 7 | 5 | 5 | 0 | 3 | 4 | 84 | 37 | 47 | 56% | 5-1 | 6.60 | 1.49 |
| 1998-05-20 | Hideki Irabu | R | 29 | L 9-6 | vs BAL | 6 | 15 | W | 6.1 | 6 | 2 | 2 | 0 | 3 | 2 | 98 | 41 | 57 | 58% | 3-0 | 1.38 | 0.92 |
| 1998-05-21 | Andy Pettitte | L | 26 | L 3-1 | vs BAL | 10 | 105 | W | 8.0 | 8 | 1 | 1 | 1 | 2 | 6 | 125 | 43 | 82 | 66% | 6-4 | 4.03 | 1.64 |
| 1998-05-22 | Ramiro Mendoza | R | 26 | L 4-5 | @ BOS | 8 | 34 | - | 6.1 | 8 | 4 | 4 | 1 | 0 | 3 | 85 | 30 | 55 | 65% | 3-1 | 3.76 | 1.15 |
| 1998-05-23 | David Wells | L | 35 | W 12-3 | @ BOS | 10 | 220 | W | 7.0 | 5 | 3 | 3 | 2 | 1 | 5 | 0 | 0 | 0 | -- | 6-1 | 4.37 | 1.00 |
| 1998-05-24 | David Cone | R | 35 | W 14-4 | @ BOS | 9 | 308 | W | 6.0 | 8 | 2 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | -- | 6-1 | 6.00 | 1.47 |
| 1998-05-25 | Hideki Irabu | R | 29 | W 12-0 | @ CHA | 7 | 16 | W | 9.0 | 6 | 0 | 0 | 0 | 5 | 6 | 112 | 46 | 66 | 59% | 4-0 | 1.13 | 0.98 |
| 1998-05-26 | Andy Pettitte | L | 26 | W 7-5 | @ CHA | 11 | 106 | - | 6.0 | 4 | 4 | 3 | 1 | 7 | 3 | 127 | 62 | 65 | 51% | 6-4 | 4.07 | 1.66 |
| 1998-05-27 | Ramiro Mendoza | R | 26 | L 9-12 | @ CHA | 9 | 35 | - | 3.0 | 9 | 5 | 5 | 0 | 0 | 1 | 77 | 28 | 49 | 64% | 3-1 | 4.34 | 1.24 |
| 1998-05-28 | David Wells | L | 35 | L 8-3 | vs BOS | 11 | 221 | W | 7.0 | 10 | 3 | 3 | 2 | 1 | 5 | 116 | 38 | 78 | 67% | 7-1 | 4.32 | 1.05 |
| 1998-05-29 | David Cone | R | 35 | L 6-2 | vs BOS | 10 | 309 | W | 7.0 | 4 | 2 | 2 | 2 | 1 | 7 | 83 | 28 | 55 | 66% | 7-1 | 5.59 | 1.38 |
| 1998-05-30 | Hideki Irabu | R | 29 | W 2-3 | vs BOS | 8 | 17 | L | 7.0 | 3 | 3 | 3 | 1 | 7 | 5 | 121 | 52 | 69 | 57% | 4-1 | 1.47 | 1.04 |
| 1998-05-31 | Andy Pettitte | L | 26 | W 7-13 | vs BOS | 12 | 107 | L | 2.2 | 6 | 8 | 8 | 0 | 2 | 4 | 70 | 33 | 37 | 53% | 6-5 | 4.86 | 1.70 |
| 1998-06-01 | Ramiro Mendoza | R | 26 | L 5-4 | vs CHA | 10 | 36 | - | 6.1 | 6 | 2 | 2 | 1 | 1 | 3 | 84 | 33 | 51 | 61% | 3-1 | 4.15 | 1.22 |
| 1998-06-02 | David Wells | L | 35 | L 6-3 | vs CHA | 12 | 222 | W | 8.0 | 7 | 3 | 3 | 3 | 1 | 8 | 113 | 30 | 83 | 73% | 8-1 | 4.23 | 1.05 |
| 1998-06-03 | Orlando Hernandez | R | 33 | L 7-1 | vs TBA | 1 | 1 | W | 7.0 | 5 | 1 | 1 | 1 | 2 | 7 | 113 | 43 | 70 | 62% | 1-0 | 1.29 | 1.00 |
| 1998-06-04 | Hideki Irabu | R | 29 | L 6-1 | vs TBA | 9 | 18 | W | 7.1 | 6 | 1 | 1 | 0 | 4 | 6 | 101 | 45 | 56 | 55% | 5-1 | 1.45 | 1.08 |
| 1998-06-05 | Andy Pettitte | L | 26 | L 5-1 | vs FLO | 13 | 108 | W | 9.0 | 5 | 1 | 0 | 0 | 1 | 4 | 90 | 28 | 62 | 69% | 7-5 | 4.34 | 1.59 |
| 1998-06-06 | Ramiro Mendoza | R | 26 | L 4-2 | vs FLO | 11 | 37 | W | 7.1 | 3 | 2 | 2 | 1 | 2 | 1 | 92 | 32 | 60 | 65% | 4-1 | 4.00 | 1.17 |
| 1998-06-07 | David Cone | R | 35 | L 4-1 | vs FLO | 11 | 310 | W | 9.0 | 2 | 1 | 1 | 0 | 2 | 14 | 118 | 37 | 81 | 69% | 8-1 | 4.97 | 1.25 |
| 1998-06-09 | Orlando Hernandez | R | 33 | W 11-1 | @ MON | 2 | 2 | W | 9.0 | 4 | 1 | 1 | 0 | 1 | 9 | 132 | 49 | 83 | 63% | 2-0 | 1.13 | 0.75 |
| 1998-06-10 | Hideki Irabu | R | 29 | W 6-2 | @ MON | 10 | 19 | W | 6.0 | 5 | 2 | 2 | 1 | 0 | 5 | 82 | 25 | 57 | 70% | 6-1 | 1.59 | 1.06 |
| 1998-06-11 | Andy Pettitte | L | 26 | L 5-7 | @ MON | 14 | 109 | - | 6.0 | 5 | 2 | 2 | 0 | 1 | 7 | 77 | 27 | 50 | 65% | 7-5 | 4.25 | 1.55 |
| 1998-06-14 | David Cone | R | 35 | L 4-2 | vs CLE | 12 | 311 | W | 8.0 | 4 | 1 | 1 | 1 | 2 | 12 | 123 | 45 | 78 | 63% | 9-1 | 4.56 | 1.20 |
| 1998-06-15 | David Wells | L | 35 | L 4-7 | @ BAL | 13 | 223 | L | 6.0 | 10 | 5 | 5 | 1 | 0 | 1 | 92 | 31 | 61 | 66% | 8-2 | 4.45 | 1.09 |
| 1998-06-16 | Hideki Irabu | R | 29 | L 0-2 | @ BAL | 11 | 20 | L | 7.0 | 7 | 2 | 2 | 1 | 3 | 3 | 105 | 41 | 64 | 61% | 6-2 | 1.68 | 1.09 |
| 1998-06-17 | Andy Pettitte | L | 26 | W 5-3 | @ BAL | 15 | 110 | W | 7.1 | 6 | 2 | 2 | 2 | 2 | 3 | 113 | 31 | 82 | 73% | 8-5 | 4.13 | 1.52 |
| 1998-06-18 | Orlando Hernandez | R | 33 | W 5-2 | @ CLE | 3 | 3 | - | 7.2 | 7 | 2 | 2 | 0 | 3 | 7 | 120 | 51 | 69 | 58% | 2-0 | 1.50 | 0.92 |
| 1998-06-19 | David Cone | R | 35 | L 4-7 | @ CLE | 13 | 312 | L | 5.1 | 8 | 5 | 5 | 2 | 3 | 4 | 116 | 50 | 66 | 57% | 9-2 | 4.84 | 1.26 |
| 1998-06-20 | David Wells | L | 35 | W 5-3 | @ CLE | 14 | 224 | W | 8.0 | 8 | 2 | 2 | 0 | 0 | 9 | 118 | 41 | 77 | 65% | 9-2 | 4.27 | 1.08 |
| 1998-06-21 | Hideki Irabu | R | 29 | L 0-11 | @ CLE | 12 | 21 | L | 3.0 | 6 | 5 | 5 | 3 | 2 | 3 | 71 | 28 | 43 | 61% | 6-3 | 2.19 | 1.15 |
| 1998-06-22 | Andy Pettitte | L | 26 | L 6-4 | vs ATL | 16 | 111 | - | 6.2 | 8 | 4 | 3 | 0 | 2 | 5 | 98 | 34 | 64 | 65% | 8-5 | 4.11 | 1.51 |
| 1998-06-23 | Orlando Hernandez | R | 33 | W 2-7 | vs ATL | 4 | 4 | L | 3.2 | 6 | 6 | 3 | 0 | 4 | 5 | 74 | 32 | 42 | 57% | 2-1 | 2.33 | 1.19 |
| 1998-06-24 | David Cone | R | 35 | W 10-6 | @ ATL | 14 | 313 | W | 7.0 | 5 | 3 | 2 | 1 | 0 | 7 | 95 | 28 | 67 | 71% | 10-2 | 4.66 | 1.22 |
| 1998-06-25 | David Wells | L | 35 | W 6-0 | @ ATL | 15 | 225 | W | 9.0 | 6 | 0 | 0 | 0 | 0 | 5 | 110 | 30 | 80 | 73% | 10-2 | 3.91 | 1.05 |
| 1998-06-26 | Hideki Irabu | R | 29 | W 8-4 | @ NYN | 13 | 22 | - | 5.2 | 6 | 4 | 4 | 2 | 3 | 5 | 98 | 35 | 63 | 64% | 6-3 | 2.46 | 1.18 |
| 1998-06-27 | Andy Pettitte | L | 26 | W 7-2 | @ NYN | 17 | 112 | W | 6.1 | 4 | 2 | 2 | 0 | 4 | 9 | 128 | 53 | 75 | 59% | 9-5 | 4.05 | 1.50 |
| 1998-06-28 | Orlando Hernandez | R | 33 | L 1-2 | @ NYN | 5 | 5 | - | 8.0 | 2 | 1 | 1 | 0 | 5 | 9 | 143 | 60 | 83 | 58% | 2-1 | 2.06 | 1.11 |
| 1998-06-30 | David Cone | R | 35 | L 9-2 | vs PHI | 15 | 314 | W | 9.0 | 5 | 2 | 2 | 1 | 0 | 11 | 119 | 36 | 83 | 70% | 11-2 | 4.41 | 1.16 |
| 1998-07-01 | David Wells | L | 35 | L 5-2 | vs PHI | 16 | 226 | W | 7.0 | 7 | 2 | 1 | 1 | 0 | 4 | 107 | 34 | 73 | 68% | 11-2 | 3.74 | 1.04 |
| 1998-07-02 | Hideki Irabu | R | 29 | L 9-8 | vs PHI | 14 | 23 | - | 3.0 | 5 | 5 | 5 | 3 | 3 | 0 | 56 | 19 | 37 | 66% | 6-3 | 2.90 | 1.23 |
| 1998-07-03 | Andy Pettitte | L | 26 | L 3-2 | vs BAL | 18 | 113 | W | 9.0 | 4 | 2 | 2 | 0 | 6 | 4 | 144 | 56 | 88 | 61% | 10-5 | 3.90 | 1.48 |
| 1998-07-04 | Orlando Hernandez | R | 33 | L 4-3 | vs BAL | 6 | 6 | W | 8.0 | 6 | 3 | 2 | 0 | 2 | 5 | 121 | 50 | 71 | 59% | 3-1 | 2.09 | 1.09 |
| 1998-07-05 | David Cone | R | 36 | L 1-0 | vs BAL | 16 | 315 | W | 8.0 | 7 | 0 | 0 | 0 | 0 | 4 | 108 | 35 | 73 | 68% | 12-2 | 4.07 | 1.13 |
| 1998-07-09 | Andy Pettitte | L | 26 | W 2-0 | @ TBA | 19 | 114 | W | 8.0 | 5 | 0 | 0 | 0 | 1 | 8 | 121 | 45 | 76 | 63% | 11-5 | 3.66 | 1.43 |
| 1998-07-10 | Hideki Irabu | R | 29 | W 8-4 | @ TBA | 15 | 24 | W | 5.1 | 7 | 3 | 3 | 2 | 4 | 5 | 106 | 46 | 60 | 57% | 7-3 | 3.03 | 1.28 |
| 1998-07-11 | David Cone | R | 36 | W 2-0 | @ TBA | 17 | 316 | W | 8.0 | 3 | 0 | 0 | 0 | 3 | 8 | 117 | 51 | 66 | 56% | 13-2 | 3.78 | 1.11 |
| 1998-07-12 | David Wells | L | 35 | W 9-2 | @ TBA | 17 | 227 | - | 5.0 | 4 | 1 | 1 | 1 | 3 | 4 | 73 | 26 | 47 | 64% | 11-2 | 3.66 | 1.06 |
| 1998-07-13 | Orlando Hernandez | R | 33 | L 1-4 | @ CLE | 7 | 7 | L | 6.2 | 9 | 4 | 4 | 2 | 2 | 5 | 129 | 54 | 75 | 58% | 3-2 | 2.52 | 1.16 |
| 1998-07-14 | Andy Pettitte | L | 26 | W 7-1 | @ CLE | 20 | 115 | W | 9.0 | 6 | 1 | 1 | 0 | 2 | 0 | 98 | 35 | 63 | 64% | 12-5 | 3.48 | 1.39 |
| 1998-07-15 | Hideki Irabu | R | 29 | W 11-0 | @ DET | 16 | 25 | W | 8.0 | 5 | 0 | 0 | 0 | 3 | 1 | 115 | 51 | 64 | 56% | 8-3 | 2.79 | 1.26 |
| 1998-07-16 | David Cone | R | 36 | L 1-3 | @ DET | 18 | 317 | L | 8.0 | 7 | 3 | 2 | 1 | 3 | 7 | 121 | 48 | 73 | 60% | 13-3 | 3.68 | 1.12 |
| 1998-07-17 | Ramiro Mendoza | R | 26 | L 6-9 | @ TOR | 12 | 38 | - | 5.2 | 3 | 1 | 1 | 1 | 1 | 5 | 77 | 26 | 51 | 66% | 5-2 | 3.66 | 1.18 |
| 1998-07-18 | Orlando Hernandez | R | 33 | W 10-3 | @ TOR | 8 | 8 | W | 7.0 | 6 | 1 | 1 | 1 | 3 | 7 | 125 | 54 | 71 | 57% | 4-2 | 2.37 | 1.18 |
| 1998-07-19 | Andy Pettitte | L | 26 | L 3-9 | @ TOR | 21 | 116 | L | 6.2 | 6 | 7 | 7 | 3 | 7 | 7 | 131 | 65 | 66 | 50% | 12-6 | 3.75 | 1.42 |
| 1998-07-20 | David Wells | L | 35 | W 3-4 | vs DET | 18 | 228 | - | 6.2 | 8 | 3 | 3 | 0 | 0 | 2 | 83 | 23 | 60 | 72% | 11-2 | 3.70 | 1.07 |
| 1998-07-20 | Hideki Irabu | R | 29 | L 4-3 | vs DET | 17 | 26 | W | 7.0 | 5 | 3 | 3 | 1 | 4 | 4 | 104 | 42 | 62 | 60% | 9-3 | 2.86 | 1.26 |
| 1998-07-21 | David Cone | R | 36 | L 5-1 | vs DET | 19 | 318 | W | 8.0 | 8 | 1 | 0 | 0 | 1 | 10 | 132 | 45 | 87 | 66% | 14-3 | 3.45 | 1.12 |
| 1998-07-22 | Orlando Hernandez | R | 33 | L 13-2 | vs DET | 9 | 9 | W | 6.0 | 7 | 2 | 2 | 0 | 2 | 7 | 96 | 36 | 60 | 63% | 5-2 | 2.43 | 1.21 |
| 1998-07-24 | Andy Pettitte | L | 26 | L 5-4 | vs CHA | 22 | 117 | W | 7.0 | 8 | 4 | 2 | 0 | 2 | 6 | 100 | 42 | 58 | 58% | 13-6 | 3.70 | 1.42 |
| 1998-07-25 | Hideki Irabu | R | 29 | W 2-6 | vs CHA | 18 | 27 | L | 6.0 | 8 | 6 | 6 | 0 | 0 | 3 | 97 | 39 | 58 | 60% | 9-4 | 3.19 | 1.27 |
| 1998-07-26 | David Wells | L | 35 | L 6-3 | vs CHA | 19 | 229 | W | 7.2 | 7 | 3 | 3 | 2 | 3 | 10 | 132 | 51 | 81 | 61% | 12-2 | 3.68 | 1.08 |
| 1998-07-28 | David Cone | R | 36 | W 9-3 | @ ANA | 20 | 319 | W | 7.0 | 6 | 3 | 1 | 1 | 2 | 6 | 98 | 32 | 66 | 67% | 15-3 | 3.33 | 1.12 |
| 1998-07-29 | Orlando Hernandez | R | 33 | L 5-10 | @ ANA | 10 | 10 | L | 3.1 | 13 | 10 | 10 | 1 | 0 | 3 | 84 | 31 | 53 | 63% | 5-3 | 3.68 | 1.35 |
| 1998-07-30 | Andy Pettitte | L | 26 | W 3-0 | @ ANA | 23 | 118 | - | 7.0 | 7 | 0 | 0 | 0 | 3 | 4 | 115 | 43 | 72 | 63% | 13-6 | 3.53 | 1.42 |
| 1998-07-31 | Hideki Irabu | R | 29 | W 5-3 | @ SEA | 19 | 28 | W | 7.0 | 6 | 3 | 3 | 3 | 1 | 6 | 95 | 35 | 60 | 63% | 10-4 | 3.23 | 1.25 |
| 1998-08-01 | David Wells | L | 35 | W 5-2 | @ SEA | 20 | 230 | W | 9.0 | 8 | 2 | 2 | 1 | 1 | 4 | 108 | 35 | 73 | 68% | 13-2 | 3.57 | 1.08 |
| 1998-08-02 | David Cone | R | 36 | L 3-6 | @ SEA | 21 | 320 | L | 7.0 | 9 | 6 | 6 | 1 | 4 | 11 | 127 | 45 | 82 | 65% | 15-4 | 3.55 | 1.15 |
| 1998-08-03 | Orlando Hernandez | R | 33 | W 14-1 | @ OAK | 11 | 11 | W | 9.0 | 3 | 1 | 1 | 1 | 2 | 8 | 118 | 43 | 75 | 64% | 6-3 | 3.36 | 1.25 |
| 1998-08-04 | Ramiro Mendoza | R | 26 | W 10-4 | @ OAK | 13 | 39 | W | 6.1 | 7 | 4 | 2 | 1 | 2 | 1 | 103 | 35 | 68 | 66% | 7-2 | 3.44 | 1.21 |
| 1998-08-04 | Mike Buddie | R | 28 | W 10-5 | @ OAK | 1 | 1 | - | 6.0 | 8 | 5 | 5 | 0 | 2 | 5 | 105 | 43 | 62 | 59% | 3-0 | 5.04 | 1.40 |
| 1998-08-05 | Hideki Irabu | R | 29 | L 1-3 | @ OAK | 20 | 29 | L | 8.0 | 2 | 3 | 3 | 1 | 2 | 5 | 99 | 41 | 58 | 59% | 10-5 | 3.23 | 1.20 |
| 1998-08-07 | David Cone | R | 36 | L 8-2 | vs KCA | 22 | 321 | W | 6.2 | 6 | 2 | 2 | 1 | 0 | 5 | 107 | 39 | 68 | 64% | 16-4 | 3.50 | 1.14 |
| 1998-08-07 | David Wells | L | 35 | L 14-2 | vs KCA | 21 | 231 | W | 9.0 | 6 | 2 | 2 | 0 | 0 | 4 | 105 | 27 | 78 | 74% | 14-2 | 3.48 | 1.05 |
| 1998-08-08 | Orlando Hernandez | R | 33 | L 14-1 | vs KCA | 12 | 12 | W | 8.0 | 4 | 1 | 1 | 0 | 1 | 7 | 102 | 33 | 69 | 68% | 7-3 | 3.14 | 1.19 |
| 1998-08-09 | Andy Pettitte | L | 26 | L 5-4 | vs KCA | 24 | 119 | - | 5.2 | 8 | 4 | 4 | 0 | 2 | 2 | 85 | 30 | 55 | 65% | 13-6 | 3.64 | 1.44 |
| 1998-08-10 | Hideki Irabu | R | 29 | L 7-3 | vs MIN | 21 | 30 | W | 7.0 | 2 | 0 | 0 | 0 | 2 | 4 | 102 | 39 | 63 | 62% | 11-5 | 3.07 | 1.17 |
| 1998-08-11 | David Wells | L | 35 | L 7-0 | vs MIN | 22 | 232 | W | 9.0 | 4 | 0 | 0 | 0 | 0 | 4 | 100 | 29 | 71 | 71% | 15-2 | 3.28 | 1.02 |
| 1998-08-12 | David Cone | R | 36 | L 11-2 | vs MIN | 23 | 322 | W | 7.0 | 6 | 2 | 2 | 0 | 2 | 3 | 92 | 41 | 51 | 55% | 17-4 | 3.46 | 1.14 |
| 1998-08-13 | Orlando Hernandez | R | 33 | L 2-0 | vs TEX | 13 | 13 | W | 8.1 | 2 | 0 | 0 | 0 | 5 | 13 | 136 | 57 | 79 | 58% | 8-3 | 2.84 | 1.15 |
| 1998-08-14 | Andy Pettitte | L | 26 | L 6-4 | vs TEX | 25 | 120 | W | 7.0 | 7 | 3 | 3 | 1 | 1 | 3 | 110 | 39 | 71 | 65% | 14-6 | 3.65 | 1.42 |
| 1998-08-15 | Hideki Irabu | R | 29 | W 5-16 | vs TEX | 22 | 31 | L | 2.1 | 6 | 7 | 7 | 1 | 4 | 2 | 63 | 27 | 36 | 57% | 11-6 | 3.48 | 1.23 |
| 1998-08-16 | David Wells | L | 35 | L 6-5 | vs TEX | 23 | 233 | - | 6.0 | 10 | 5 | 5 | 3 | 0 | 3 | 95 | 26 | 69 | 73% | 15-2 | 3.44 | 1.04 |
| 1998-08-17 | David Cone | R | 36 | W 7-1 | @ KCA | 24 | 323 | W | 7.0 | 5 | 1 | 1 | 0 | 4 | 4 | 106 | 44 | 62 | 58% | 18-4 | 3.37 | 1.15 |
| 1998-08-18 | Orlando Hernandez | R | 33 | W 3-2 | @ KCA | 14 | 14 | - | 7.2 | 5 | 1 | 1 | 1 | 0 | 5 | 87 | 27 | 60 | 69% | 8-3 | 2.73 | 1.12 |
| 1998-08-19 | Andy Pettitte | L | 26 | L 3-5 | @ MIN | 26 | 121 | L | 8.0 | 9 | 5 | 5 | 0 | 3 | 5 | 128 | 50 | 78 | 61% | 14-7 | 3.74 | 1.43 |
| 1998-08-20 | Mike Buddie | R | 28 | L 4-9 | @ MIN | 2 | 2 | L | 4.1 | 7 | 6 | 4 | 1 | 1 | 3 | 81 | 31 | 50 | 62% | 3-1 | 4.91 | 1.36 |
| 1998-08-21 | David Wells | L | 35 | W 5-0 | @ TEX | 24 | 234 | W | 9.0 | 6 | 0 | 0 | 0 | 1 | 7 | 121 | 40 | 81 | 67% | 16-2 | 3.26 | 1.03 |
| 1998-08-22 | David Cone | R | 36 | W 12-9 | @ TEX | 25 | 324 | - | 5.2 | 7 | 6 | 6 | 2 | 4 | 5 | 101 | 44 | 57 | 56% | 18-4 | 3.57 | 1.17 |
| 1998-08-23 | Orlando Hernandez | R | 33 | L 10-12 | @ TEX | 15 | 15 | L | 5.0 | 8 | 7 | 7 | 0 | 3 | 3 | 108 | 49 | 59 | 55% | 8-4 | 3.20 | 1.17 |
| 1998-08-24 | Andy Pettitte | L | 26 | W 3-7 | vs ANA | 27 | 122 | L | 8.0 | 9 | 5 | 5 | 1 | 2 | 4 | 114 | 37 | 77 | 68% | 14-8 | 3.82 | 1.42 |
| 1998-08-25 | Hideki Irabu | R | 29 | W 6-7 | vs ANA | 23 | 32 | - | 6.0 | 5 | 4 | 4 | 0 | 5 | 5 | 113 | 51 | 62 | 55% | 11-6 | 3.59 | 1.24 |
| 1998-08-26 | Ryan Bradley | R | 23 | W 4-6 | vs ANA | 1 | 1 | L | 5.0 | 7 | 6 | 5 | 1 | 2 | 8 | 105 | 38 | 67 | 64% | 1-1 | 9.00 | 1.75 |
| 1998-08-26 | David Wells | L | 35 | L 7-6 | vs ANA | 25 | 235 | - | 7.0 | 10 | 5 | 5 | 2 | 0 | 2 | 106 | 30 | 76 | 72% | 16-2 | 3.38 | 1.04 |
| 1998-08-27 | David Cone | R | 36 | L 6-5 | vs ANA | 26 | 325 | - | 5.1 | 3 | 4 | 4 | 0 | 4 | 2 | 109 | 43 | 66 | 61% | 18-4 | 3.67 | 1.18 |
| 1998-08-28 | Orlando Hernandez | R | 33 | L 10-3 | vs SEA | 16 | 16 | W | 7.0 | 3 | 2 | 2 | 2 | 4 | 8 | 122 | 42 | 80 | 66% | 9-4 | 3.16 | 1.16 |
| 1998-08-29 | Andy Pettitte | L | 26 | L 11-6 | vs SEA | 28 | 123 | W | 6.0 | 8 | 5 | 5 | 3 | 1 | 6 | 92 | 29 | 63 | 68% | 15-8 | 3.94 | 1.43 |
| 1998-08-30 | Hideki Irabu | R | 29 | W 3-13 | vs SEA | 24 | 33 | L | 3.1 | 10 | 8 | 8 | 1 | 2 | 2 | 85 | 34 | 51 | 60% | 11-7 | 3.98 | 1.29 |
| 1998-09-01 | David Wells | L | 35 | L 7-0 | vs OAK | 26 | 236 | W | 9.0 | 2 | 0 | 0 | 0 | 0 | 13 | 110 | 24 | 86 | 78% | 17-2 | 3.22 | 1.01 |
| 1998-09-02 | David Cone | R | 36 | W 0-2 | vs OAK | 27 | 326 | L | 7.0 | 4 | 1 | 1 | 0 | 2 | 10 | 113 | 38 | 75 | 66% | 18-5 | 3.58 | 1.17 |
| 1998-09-04 | Orlando Hernandez | R | 33 | W 11-6 | @ CHA | 17 | 17 | - | 6.0 | 6 | 4 | 4 | 1 | 6 | 3 | 131 | 57 | 74 | 56% | 9-4 | 3.31 | 1.21 |
| 1998-09-05 | Andy Pettitte | L | 26 | L 5-9 | @ CHA | 29 | 124 | L | 2.0 | 6 | 5 | 5 | 1 | 1 | 0 | 43 | 21 | 22 | 51% | 15-9 | 4.13 | 1.45 |
| 1998-09-06 | Hideki Irabu | R | 29 | L 5-6 | @ CHA | 25 | 34 | L | 2.1 | 8 | 6 | 6 | 1 | 2 | 1 | 56 | 27 | 29 | 52% | 11-8 | 4.29 | 1.34 |
| 1998-09-07 | David Wells | L | 35 | L 3-4 | @ BOS | 27 | 237 | L | 8.0 | 6 | 4 | 4 | 1 | 0 | 10 | 105 | 30 | 75 | 71% | 17-3 | 3.27 | 0.99 |
| 1998-09-08 | David Cone | R | 36 | W 3-2 | @ BOS | 28 | 327 | W | 7.0 | 2 | 1 | 1 | 1 | 0 | 11 | 84 | 28 | 56 | 67% | 19-5 | 3.49 | 1.13 |
| 1998-09-09 | Orlando Hernandez | R | 33 | W 7-5 | @ BOS | 18 | 18 | - | 3.2 | 5 | 4 | 4 | 1 | 4 | 5 | 77 | 36 | 41 | 53% | 9-4 | 3.50 | 1.24 |
| 1998-09-10 | Andy Pettitte | L | 26 | L 8-5 | vs TOR | 30 | 125 | W | 6.0 | 7 | 5 | 5 | 1 | 5 | 4 | 105 | 53 | 52 | 50% | 16-9 | 4.23 | 1.47 |
| 1998-09-11 | Hideki Irabu | R | 29 | W 4-5 | vs TOR | 26 | 35 | L | 6.0 | 7 | 5 | 5 | 4 | 3 | 8 | 110 | 47 | 63 | 57% | 11-9 | 4.41 | 1.35 |
| 1998-09-12 | David Wells | L | 35 | W 3-5 | vs TOR | 28 | 238 | L | 6.0 | 7 | 4 | 4 | 0 | 0 | 5 | 93 | 32 | 61 | 66% | 17-4 | 3.35 | 1.00 |
| 1998-09-13 | David Cone | R | 36 | W 3-5 | vs TOR | 29 | 328 | L | 5.2 | 10 | 4 | 4 | 1 | 2 | 11 | 122 | 44 | 78 | 64% | 19-6 | 3.57 | 1.16 |
| 1998-09-14 | Orlando Hernandez | R | 33 | L 3-0 | vs BOS | 19 | 19 | W | 9.0 | 3 | 0 | 0 | 0 | 0 | 9 | 112 | 35 | 77 | 69% | 10-4 | 3.25 | 1.18 |
| 1998-09-15 | Mike Jerzembeck | R | 26 | W 4-9 | vs BOS | 1 | 1 | L | 2.1 | 4 | 5 | 5 | 1 | 2 | 0 | 52 | 21 | 31 | 60% | 0-1 | 15.00 | 2.00 |
| 1998-09-16 | Andy Pettitte | L | 26 | L 0-7 | @ TBA | 31 | 126 | L | 6.0 | 7 | 6 | 4 | 0 | 1 | 3 | 114 | 47 | 67 | 59% | 16-10 | 4.28 | 1.46 |
| 1998-09-17 | Hideki Irabu | R | 29 | W 4-0 | @ TBA | 27 | 36 | W | 8.0 | 2 | 0 | 0 | 0 | 2 | 5 | 105 | 35 | 70 | 67% | 12-9 | 4.20 | 1.31 |
| 1998-09-18 | David Wells | L | 35 | W 15-5 | @ BAL | 29 | 239 | W | 5.1 | 11 | 5 | 5 | 0 | 1 | 2 | 86 | 23 | 63 | 73% | 18-4 | 3.49 | 1.03 |
| 1998-09-19 | David Cone | R | 36 | L 3-5 | @ BAL | 30 | 329 | L | 7.0 | 12 | 5 | 5 | 1 | 3 | 5 | 111 | 45 | 66 | 59% | 19-7 | 3.67 | 1.19 |
| 1998-09-20 | Orlando Hernandez | R | 33 | W 5-4 | @ BAL | 20 | 20 | W | 6.0 | 5 | 1 | 1 | 0 | 2 | 4 | 108 | 47 | 61 | 56% | 11-4 | 3.18 | 1.18 |
| 1998-09-21 | Andy Pettitte | L | 26 | W 1-4 | vs CLE | 32 | 127 | L | 7.0 | 8 | 4 | 4 | 1 | 2 | 5 | 111 | 41 | 70 | 63% | 16-11 | 4.31 | 1.46 |
| 1998-09-22 | Ramiro Mendoza | R | 26 | L 10-4 | vs CLE | 14 | 40 | W | 5.0 | 7 | 4 | 4 | 2 | 2 | 4 | 85 | 27 | 58 | 68% | 10-2 | 3.28 | 1.24 |
| 1998-09-22 | Hideki Irabu | R | 29 | L 5-1 | vs CLE | 28 | 37 | W | 8.0 | 4 | 1 | 0 | 0 | 2 | 7 | 106 | 39 | 67 | 63% | 13-9 | 4.00 | 1.29 |
| 1998-09-23 | Mike Jerzembeck | R | 26 | L 8-4 | vs CLE | 2 | 2 | - | 3.0 | 5 | 4 | 4 | 1 | 2 | 0 | 60 | 32 | 28 | 47% | 0-1 | 13.50 | 2.17 |
| 1998-09-24 | David Wells | L | 35 | L 5-2 | vs TBA | 30 | 240 | - | 5.0 | 5 | 2 | 2 | 0 | 3 | 5 | 97 | 28 | 69 | 71% | 18-4 | 3.49 | 1.05 |
| 1998-09-25 | Orlando Hernandez | R | 33 | L 6-1 | vs TBA | 21 | 21 | W | 5.0 | 4 | 1 | 1 | 0 | 1 | 2 | 65 | 26 | 39 | 60% | 12-4 | 3.13 | 1.17 |
| 1998-09-26 | David Cone | R | 36 | L 3-1 | vs TBA | 31 | 330 | W | 7.0 | 4 | 0 | 0 | 0 | 1 | 8 | 101 | 36 | 65 | 64% | 20-7 | 3.55 | 1.18 |
| 1998-09-27 | Jim Bruske | R | 34 | L 8-3 | vs TBA | 1 | 1 | W | 5.0 | 4 | 1 | 1 | 0 | 1 | 2 | 69 | 19 | 50 | 72% | 4-0 | 3.45 | 1.50 |