1979 Monthly Box Office
Data as of May 2, 2:03 PDT
| Month | Cumulative Gross | % of Year | Releases | Average | Average Drop | #1 Release | Gross | % of Total |
|---|---|---|---|---|---|---|---|---|
| December | $505,720,007 | 25.8% | 12 | $42,143,333 | -39.5% | Kramer vs. Kramer | $106,260,000 | 21% |
| November | $53,872,780 | 2.8% | 4 | $13,468,195 | - | The Rose | $29,174,648 | 54.2% |
| October | $194,716,747 | 9.9% | 6 | $32,452,791 | - | 10 | $74,865,517 | 38.4% |
| September | $68,339,291 | 3.5% | 8 | $8,542,411 | - | National Lampoon's Animal House 1979 Re-release | $21,508,877 | 31.5% |
| August | $182,325,677 | 9.3% | 9 | $20,258,408 | - | Apocalypse Now | $78,784,010 | 43.2% |
| July | $132,362,065 | 6.8% | 4 | $33,090,516 | - | The Amityville Horror | $86,432,000 | 65.3% |
| June | $426,626,594 | 21.8% | 15 | $28,441,772 | - | Rocky II | $85,182,160 | 20% |
| May | $92,216,415 | 4.7% | 5 | $18,443,283 | -37.9% | Alien | $78,944,891 | 85.6% |
| April | $70,474,011 | 3.6% | 3 | $23,491,337 | - | Manhattan | $39,946,780 | 56.7% |
| March | $135,423,582 | 6.9% | 8 | $16,927,947 | - | The China Syndrome | $51,718,367 | 38.2% |
| February | $62,720,978 | 3.2% | 4 | $15,680,244 | - | The Warriors | $22,490,039 | 35.9% |
| January | $33,367,147 | 1.7% | 5 | $6,673,429 | - | One Hundred and One Dalmatians 1979 Re-release | $19,000,000 | 56.9% |
