| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 1 | Hello Yasothorn 2 | $451,226 | -62.3% | 123 | -50 | $3,668 | $2,129,782 | 2 | Mongkol Film Company | false | false |
| 2 | - | Pai in Love | $238,838 | - | 73 | - | $3,271 | $238,838 | 1 | N/A | true | false |
| 3 | 4 | A Christmas Carol | $102,248 | -31.8% | 23 | - | $4,445 | $650,003 | 3 | Walt Disney Pictures | false | false |
| 4 | 2 | 2012 | $88,668 | -57.3% | 68 | -14 | $1,303 | $6,396,834 | 5 | Sony Pictures Releasing | false | false |
| 5 | 3 | The Twilight Saga: New Moon | $67,865 | -56.9% | 74 | -14 | $917 | $2,705,710 | 4 | Mongkol Major | false | false |
| 6 | - | The Fourth Kind | $66,772 | - | 37 | - | $1,804 | $66,772 | 1 | Mongkol Major | true | false |
| 7 | - | The Founding of a Republic | $50,460 | - | 24 | - | $2,102 | $50,460 | 1 | N/A | true | false |
| 8 | 5 | Ninja Assassin | $44,485 | -59.9% | 66 | -13 | $674 | $773,056 | 3 | Warner Bros. | false | false |
| 9 | 6 | Couples Retreat | $43,495 | -33.4% | 25 | +1 | $1,739 | $146,101 | 2 | United International Pictures | false | false |
| 10 | - | The Road | $16,660 | - | 14 | - | $1,190 | $16,660 | 1 | N/A | true | false |
| 11 | 7 | Paranormal Activity | $15,418 | -50.7% | 11 | +1 | $1,401 | $134,051 | 3 | M Pictures | false | false |
| 12 | - | Whip It | $3,826 | - | 2 | - | $1,913 | $3,826 | 1 | Mongkol Major | true | false |
| 13 | 9 | Julie & Julia | $3,697 | -45.3% | 1 | - | $3,697 | $24,879 | 3 | Sony Pictures Releasing | false | false |
| 14 | 8 | Astro Boy | $3,083 | -72.5% | 10 | -2 | $308 | $20,348 | 2 | N/A | false | false |
| 15 | 10 | The September Issue | $1,427 | -53.8% | 2 | - | $713 | $65,228 | 5 | Mongkol Major | false | false |
| 16 | - | The Warrior and the Wolf | $1,315 | - | 1 | - | $1,315 | $1,315 | 1 | N/A | true | false |
| 17 | 14 | New York, I Love You | $909 | +31% | 3 | +2 | $303 | $69,792 | 9 | N/A | false | false |
| 18 | - | The Box | $908 | - | 2 | - | $454 | $81,071 | 6 | M Pictures | false | false |
| 19 | 12 | Yom-Pee-Poa | $312 | -69.3% | 4 | -19 | $78 | $44,961 | 3 | N/A | false | false |
| 20 | 13 | Turning Point | $281 | -63.7% | 1 | - | $281 | $1,391 | 2 | N/A | false | false |
| 21 | - | Vinyan | $146 | - | 1 | - | $146 | $1,679 | 5 | N/A | false | false |
| 22 | 15 | Goemon | $127 | -54.2% | 1 | - | $127 | $3,294 | 4 | M Pictures | false | false |
| 23 | 16 | Taking Woodstock | $108 | -48.1% | 1 | - | $108 | $10,197 | 7 | M Pictures | false | false |
