2004 Colorado Rockies season Game log June

| Date_ | Opponent | Score | Loss | Attendance | Record |
|---|---|---|---|---|---|
| June 1 | @ Padres | 7–1 | Germano (1–1) | 28313 | 20–31 |
| June 2 | @ Padres | 2–1 (10) | Fuentes (1–2) | 38521 | 20–32 |
| June 4 | Giants | 13–7 | Fassero (0–5) | 32093 | 20–33 |
| June 5 | Giants | 11–2 | Rueter (2–5) | 30149 | 21–33 |
| June 6 | Giants | 16–4 | Cook (1–1) | 37147 | 21–34 |
| June 7 | Giants | 10–5 | Reed (0–1) | 20887 | 21–35 |
| June 8 | @ Yankees | 2–1 | Fassero (0–6) | 51852 | 21–36 |
| June 9 | @ Yankees | 7–5 | Kennedy (4–4) | 38013 | 21–37 |
| June 10 | @ Yankees | 10–4 | Jennings (5–6) | 41586 | 21–38 |
| June 11 | @ Devil Rays | 8–7 (10) | Chacón (0–3) | 9280 | 21–39 |
| June 12 | @ Devil Rays | 10–7 | Harikkala (1–1) | 11299 | 21–40 |