2003 Colorado Rockies season Game log July

| Date_ | Opponent | Score | Loss | Attendance | Record |
|---|---|---|---|---|---|
| July 1 | Diamondbacks | 7–4 | Good (3–2) | 25209 | 43–42 |
| July 2 | Diamondbacks | 6–2 | Patterson (1–4) | 47032 | 44–42 |
| July 3 | Diamondbacks | 8–4 | Neagle (2–2) | 48560 | 44–43 |
| July 4 | @ Brewers | 8–6 | Estrella (2–1) | 21144 | 45–43 |
| July 5 | @ Brewers | 9–8 | Ford (0–1) | 30731 | 46–43 |
| July 6 | @ Brewers | 3–1 | Jiménez (0–5) | 21623 | 46–44 |
| July 7 | @ Diamondbacks | 14–6 | Cruz (3–5) | 32019 | 46–45 |
| July 8 | @ Diamondbacks | 9–3 | Reed (5–2) | 36436 | 46–46 |
| July 9 | Giants | 11–7 | Foppert (5–8) | 31139 | 47–46 |
| July 10 | Giants | 11–3 | Powell (0–1) | 30954 | 48–46 |
| July 11 | Dodgers | 7–6 | Shuey (3–2) | 34150 | 49–46 |