| Date | Day
| Day #
| Top 10 Gross | %± YD | %± LW | Releases | #1 Release
| Gross |
|---|
| May 31 | Tuesday | 151 | $14,766,699 | -68.5% | +4.1% | 24 | Star Wars: Episode III - Revenge of the Sith | $4,406,639 |
| May 30 Memorial Day | Monday | 150 | $46,937,869 | -18.7% | +138.2% | 28 | Star Wars: Episode III - Revenge of the Sith | $14,841,083 |
| May 29 | Sunday | 149 | $57,722,080 | -12.6% | +20.4% | 28 | Star Wars: Episode III - Revenge of the Sith | $18,708,290 |
| May 28 | Saturday | 148 | $66,057,346 | +24.1% | +9.3% | 28 | Star Wars: Episode III - Revenge of the Sith | $20,918,340 |
| May 27 | Friday | 147 | $53,245,130 | +281.1% | +11.9% | 28 | The Longest Yard | $16,186,262 |
| May 26 | Thursday | 146 | $13,971,957 | +9% | -74.4% | 28 | Star Wars: Episode III - Revenge of the Sith | $9,079,570 |
| May 25 | Wednesday | 145 | $12,816,952 | -9.6% | +136.6% | 28 | Star Wars: Episode III - Revenge of the Sith | $8,652,951 |
| May 24 | Tuesday | 144 | $14,179,683 | -28% | +119.7% | 28 | Star Wars: Episode III - Revenge of the Sith | $9,907,711 |
| May 23 | Monday | 143 | $19,706,395 | -58.9% | +184.6% | 28 | Star Wars: Episode III - Revenge of the Sith | $14,352,807 |
| May 22 | Sunday | 142 | $47,942,507 | -20.7% | +96.1% | 30 | Star Wars: Episode III - Revenge of the Sith | $34,212,468 |
| May 21 | Saturday | 141 | $60,432,122 | +27% | +58.5% | 30 | Star Wars: Episode III - Revenge of the Sith | $40,693,760 |
| May 20 | Friday | 140 | $47,599,037 | -12.7% | +66.7% | 30 | Star Wars: Episode III - Revenge of the Sith | $33,529,613 |
| May 19 | Thursday | 139 | $54,527,362 | +906.4% | +931.7% | 29 | Star Wars: Episode III - Revenge of the Sith | $50,013,859 |
| May 18 | Wednesday | 138 | $5,418,249 | -16% | +1.5% | 28 | Monster-in-Law | $1,609,000 |
| May 17 | Tuesday | 137 | $6,452,921 | -6.8% | +15% | 28 | Monster-in-Law | $1,804,000 |
| May 16 | Monday | 136 | $6,923,268 | -71.7% | +15.3% | 28 | Monster-in-Law | $1,784,000 |
| May 15 | Sunday | 135 | $24,446,435 | -35.9% | +19% | 30 | Monster-in-Law | $5,807,000 |
| May 14 | Saturday | 134 | $38,131,500 | +33.5% | +26.5% | 30 | Monster-in-Law | $9,539,000 |
| May 13 | Friday | 133 | $28,561,752 | +440.4% | +12.3% | 30 | Monster-in-Law | $7,759,000 |
| May 12 | Thursday | 132 | $5,285,007 | -1% | +24% | 33 | Kingdom of Heaven | $1,290,736 |
| May 11 | Wednesday | 131 | $5,337,147 | -4.9% | +19.7% | 33 | Kingdom of Heaven | $1,337,384 |
| May 10 | Tuesday | 130 | $5,612,789 | -6.5% | +17.6% | 33 | Kingdom of Heaven | $1,504,523 |
| May 9 | Monday | 129 | $6,003,375 | -70.8% | +19.7% | 33 | Kingdom of Heaven | $1,703,271 |
| May 8 | Sunday | 128 | $20,540,621 | -31.9% | +13.7% | 38 | Kingdom of Heaven | $5,227,225 |
| May 7 | Saturday | 127 | $30,142,880 | +18.5% | -12.3% | 38 | Kingdom of Heaven | $7,261,033 |
| May 6 | Friday | 126 | $25,431,840 | +496.6% | +0.4% | 38 | Kingdom of Heaven | $7,147,738 |
| May 5 | Thursday | 125 | $4,263,112 | -4.4% | -14.9% | 33 | The Hitchhiker's Guide to the Galaxy | $1,066,917 |
| May 4 | Wednesday | 124 | $4,457,062 | -6.6% | -14% | 33 | The Hitchhiker's Guide to the Galaxy | $1,133,207 |
| May 3 | Tuesday | 123 | $4,773,647 | -4.8% | -7.8% | 33 | The Hitchhiker's Guide to the Galaxy | $1,258,703 |
| May 2 | Monday | 122 | $5,014,292 | -72.2% | -9.3% | 33 | The Hitchhiker's Guide to the Galaxy | $1,427,420 |
| May 1 | Sunday | 121 | $18,064,225 | -47.4% | -10.4% | 38 | The Hitchhiker's Guide to the Galaxy | $4,767,061 |
