| Rank | Release
| Weekly | Weekend | % of Week | Weekdays | % of Week | Theaters | Week | Distributor
| New This Week
| Estimated
|
|---|
| 1 | Crocodile Dundee II | $12,353,345 | $8,519,246 | 69% | $3,834,099 | 31% | 2,410 | 4 | Paramount Pictures | - | false |
| 2 | Big | $12,007,207 | $7,901,047 | 65.8% | $4,106,160 | 34.2% | 1,134 | 2 | Twentieth Century Fox | - | false |
| 3 | Big Business | $9,117,046 | $6,112,577 | 67% | $3,004,469 | 33% | 1,167 | 1 | Walt Disney Studios Motion Pictures | - | false |
| 4 | The Presidio | $7,276,654 | $5,119,031 | 70.4% | $2,157,623 | 29.6% | 1,152 | 1 | Paramount Pictures | - | false |
| 5 | Rambo III | $6,081,739 | $4,275,269 | 70.3% | $1,806,470 | 29.7% | 2,382 | 4 | TriStar Pictures | - | false |
| 6 | Poltergeist III | $6,071,503 | $4,344,308 | 71.6% | $1,727,195 | 28.4% | 1,471 | 1 | Metro-Goldwyn-Mayer (MGM) | - | false |
| 7 | Funny Farm | $6,005,758 | $4,066,376 | 67.7% | $1,939,382 | 32.3% | 1,557 | 2 | Warner Bros. | - | false |
| 8 | Willow | $5,020,874 | $3,251,512 | 64.8% | $1,769,362 | 35.2% | 1,048 | 4 | Metro-Goldwyn-Mayer (MGM) | - | false |
| 9 | Beetlejuice | $1,685,632 | $1,143,650 | 67.8% | $541,982 | 32.2% | 1,307 | 12 | Warner Bros. | - | false |
| 10 | Colors | $1,477,024 | $991,150 | 67.1% | $485,874 | 32.9% | 929 | 9 | Orion Pictures | - | false |
| 11 | Friday the 13th: The New Blood | $823,815 | $589,934 | 71.6% | $233,881 | 28.4% | 597 | 5 | Paramount Pictures | - | false |
| 12 | Good Morning, Vietnam | $689,239 | $509,608 | 73.9% | $179,631 | 26.1% | 572 | 25 | Walt Disney Studios Motion Pictures | - | false |
| - | White Mischief | - | - | - | - | - | 87 | 8 | Columbia Pictures | - | false |
| - | Belizaire the Cajun | - | - | - | - | - | - | 105 | Skouras Pictures | - | false |
| - | Biloxi Blues | - | - | - | - | - | - | 12 | Universal Pictures | - | false |
| - | Moonstruck | - | - | - | - | - | - | 26 | Metro-Goldwyn-Mayer (MGM) | - | false |
| - | The Decline of Western Civilization Part II: The Metal Years | - | - | - | - | - | - | 2 | New Line Cinema | - | false |
| - | Three Men and a Baby | - | - | - | - | - | - | 30 | Walt Disney Studios Motion Pictures | - | false |
| - | The Manchurian Candidate 1988 Re-release | - | - | - | - | - | - | 18 | Metro-Goldwyn-Mayer (MGM) | - | false |
| - | Lady in White | - | - | - | - | - | - | 8 | New Century | - | false |
