| Dates | Top 10 Gross | %± LW | Overall Gross | %± LW | Releases | #1 Release
| Genre
| Budget
| Running Time
| Week | Long Weekend
|
|---|
| Dec 29-Jan 1, 1979 New Year's long wknd | - | - | - | - | - | - | - | - | - | 52 | true |
| Dec 29-31 | $10,363,384 | -38.3% | $10,363,384 | -38.3% | 1 | Superman | - | - | - | 52 | false |
| Dec 22-25 Christmas long wknd | $1,652,926 | - | $1,652,926 | - | 2 | Invasion of the Body Snatchers | - | - | - | 51 | true |
| Dec 22-24 | $16,808,078 | +125.1% | $16,808,078 | +125.1% | 2 | Every Which Way But Loose | - | - | - | 51 | false |
| Dec 15-17 | $7,465,343 | - | $7,465,343 | - | 1 | Superman | - | - | - | 50 | false |
| Dec 8-10 | - | - | - | - | - | - | - | - | - | 49 | false |
| Nov 17-19 | $626,649 | - | $626,649 | - | 1 | The Lord of the Rings | - | - | - | 46 | false |
| Nov 3-5 | - | - | - | - | - | - | - | - | - | 44 | false |
| Oct 6-8 | - | - | - | - | - | - | - | - | - | 40 | false |
| Oct 6-9 Indig. Peoples' Day wknd | - | - | - | - | - | - | - | - | - | 40 | true |
| Sep 15-17 | - | - | - | - | - | - | - | - | - | 37 | false |
| Jul 28-30 | $276,538 | -97.3% | $276,538 | -97.3% | 1 | National Lampoon's Animal House | - | - | - | 30 | false |
| Jul 21-23 | $10,166,336 | - | $10,166,336 | - | 1 | Star Wars: Episode IV - A New Hope | - | - | - | 29 | false |
| Jul 7-9 | - | - | - | - | - | - | - | - | - | 27 | false |
| Jun 30-Jul 4 July 4th long wknd | - | - | - | - | - | - | - | - | - | 26 | true |
| Jun 30-Jul 2 | $3,652,486 | - | $3,652,486 | - | 1 | Heaven Can Wait | - | - | - | 26 | false |
| Jun 23-25 | - | - | - | - | - | - | - | - | - | 25 | false |
| Jun 16-18 | $18,807,740 | +384.6% | $18,807,740 | +384.6% | 2 | Jaws 2 | - | - | - | 24 | false |
| Jun 9-11 | $3,880,880 | - | $3,880,880 | - | 1 | Damien: Omen II | - | - | - | 23 | false |
| Apr 21-23 | - | - | - | - | - | - | - | - | - | 16 | false |
| Apr 14-16 | $602,039 | -23.8% | $602,039 | -23.8% | 1 | Star Wars: Episode IV - A New Hope | - | - | - | 15 | false |
| Apr 7-9 | $790,452 | +45.3% | $790,452 | +45.3% | 1 | Star Wars: Episode IV - A New Hope | - | - | - | 14 | false |
| Mar 31-Apr 2 | $543,897 | - | $543,897 | - | 1 | Star Wars: Episode IV - A New Hope | - | - | - | 13 | false |
| Mar 10-12 | $622,291 | - | $622,291 | - | 1 | Star Wars: Episode IV - A New Hope | - | - | - | 10 | false |
| Feb 17-20 Presidents' Day wknd | - | - | - | - | - | - | - | - | - | 7 | true |
| Feb 17-19 | - | - | - | - | - | - | - | - | - | 7 | false |
| Feb 3-5 | $817,290 | - | $817,290 | - | 1 | Star Wars: Episode IV - A New Hope | - | - | - | 5 | false |
| Jan 6-8 | $2,671,060 | - | $2,671,060 | - | 1 | Saturday Night Fever | - | - | - | 1 | false |
