| # | Week end date | Film | Box office | Openings in the top ten |
|---|
| 1 | 2 January 2003 | Harry Potter and the Chamber of Secrets | $173,233 | |
| 2 | 9 January 2003 | The Lord of the Rings: The Two Towers | $775,073 | |
| 3 | 16 January 2003 | $380,852 | City by the Sea (#3), Spy Kids 2: The Island of Lost Dreams (#5), The Crime of Father Amaro (#8) |
| 4 | 23 January 2003 | Die Another Day | $312,538 | L'Auberge Espagnole (#7), Help! I'm a Fish (#10) |
| 5 | 30 January 2003 | The Lord of the Rings: The Two Towers | $179,669 | No debes estar aquí (#4), Simone (#6), 8 Mile (#8), The Wild Thornberrys Movie (#9) |
| 6 | 6 February 2003 | $190,360 | Analyze That (#2), The Ring (#4), The Quiet American (#7) |
| 7 | 13 February 2003 | About Schmidt | $177,174 | Gangs of New York (#3) |
| 8 | 20 February 2003 | $146,566 | The Jungle Book 2 (#4), Adaptation (#8) |
| 9 | 27 February 2003 | Catch Me If You Can | $180,062 | The Hours (#2) |
| 10 | 6 March 2003 | $148,429 | |
| 11 | 13 March 2003 | Chicago | $267,080 | The Pianist (#4) |
| 12 | 20 March 2003 | $167,976 | Two Weeks Notice (#2), The Curse of the Jade Scorpion (#4) |
| 13 | 27 March 2003 | Daredevil | $143,532 | Punch-Drunk Love (#8), City of God (#9) |
| 14 | 3 April 2003 | Chicago | $181,188 | Bowling for Columbine (#6) |
| 15 | 10 April 2003 | The Recruit | $137,347 | Just Married (#4), The Core (#5) |
| 16 | 17 April 2003 | Final Destination 2 | $104,096 | Far from Heaven (#3) |
| 17 | 24 April 2003 | Dreamcatcher | $126,616 | Maid in Manhattan (#6) |
| 18 | 1 May 2003 | $66,058 | |
| 19 | 7 May 2003 | X2 | $535,801 | 25th Hour (#3), Irréversible (#8) |
| 20 | 14 May 2003 | $359,980 | Anger Management (#2), The Hunted (#3), Johnny English (#9) |
| 21 | 21 May 2003 | $244,022 | Bringing Down the House (#3), The Man Without a Past (#6) |
| 22 | 28 May 2003 | The Matrix Reloaded † | $1,351,728 | Confessions of a Dangerous Mind (#4) |
| 23 | 4 June 2003 | $763,419 | El juego de Arcibel (#6), Ararat (#10) |
| 24 | 11 June 2003 | $481,961 | How to Lose a Guy in 10 Days (#3), Secretary (#4), Kangaroo Jack (#7) |
| 25 | 18 June 2003 | $354,407 | El día que me amen (#2), Phone Booth (#3), Read My Lips (#9) |
| 26 | 25 June 2003 | $264,088 | Ghost Ship (#4), Tears of the Sun (#6), Vivir Intentando (#8) |
| 27 | 2 July 2003 | Hulk | $407,572 | Divine Intervention (#9), In the City Without Limits (#10) |
| 28 | 9 July 2003 | Finding Nemo | $637,594 | Un día en el paraíso [ es ] (#5) |
| 29 | 16 July 2003 | Terminator 3: Rise of the Machines | $775,474 | |
| 30 | 23 July 2003 | Finding Nemo | $701,412 | Pirates of the Caribbean: The Curse of the Black Pearl (#2), Sinbad: Legend of the Seven Seas (#6), Nowhere in Africa (#9), Spirited Away (#10) |
| 31 | 30 July 2003 | $832,691 | Bulletproof Monk (#6) |
| 32 | 6 August 2003 | Pirates of the Caribbean: The Curse of the Black Pearl | $473,938 | |
| 33 | 13 August 2003 | $252,232 | Charlie's Angels: Full Throttle (#2), Hollywood Ending (#5), Narc (#7) |
| 34 | 20 August 2003 | Bruce Almighty | $962,430 | Cleopatra (#2), The Flower of Evil (#8) |
| 35 | 27 August 2003 | $546,776 | A Man Apart (#4), Dirty Pretty Things (#10) |
| 36 | 3 September 2003 | $353,752 | Lara Croft: Tomb Raider – The Cradle of Life (#3), Bottom of the Sea (#5), Basic (#6) |
| 37 | 10 September 2003 | $304,077 | Identity (#2), Zus & Zo (#8) |
| 38 | 17 September 2003 | The League of Extraordinary Gentlemen | $268,983 | Valentín (#5) |
| 39 | 24 September 2003 | 2 Fast 2 Furious | $186,825 | Matchstick Men (#4), 800 Bullets (#9), The Adversary (#10) |
| 40 | 1 October 2003 | Once Upon a Time in Mexico | $126,360 | Confidence (#8), Mondays in the Sun (#10) |
| 41 | 8 October 2003 | Bad Boys II | $131,323 | Down with Love (#8) |
| 42 | 15 October 2003 | Freddy vs. Jason | $160,427 | The Italian Job (#3), People I Know (#9) |
| 43 | 22 October 2003 | $87,906 | 28 Days Later (#2), Casomai (#8) |
| 44 | 29 October 2003 | $70,486 | Femme Fatale (#3), Seabiscuit (#5), Whale Rider (#9) |
| 45 | 5 November 2003 | $48,659 | The Order (#3), The Way Home (#5), The Good Thief (#10) |
| 46 | 12 November 2003 | The Matrix Revolutions | $807,748 | Russian Ark (#2) |
| 47 | 19 November 2003 | $394,878 | Daddy Day Care (#2), Thirteen (#10) |
| 48 | 26 November 2003 | $254,373 | Intolerable Cruelty (#2), Open Range (#10) |
| 49 | 3 December 2003 | Kill Bill: Volume 1 | $188,471 | Mystic River (#3) |
| 50 | 10 December 2003 | | |
| 51 | 17 December 2003 | | |
| 52 | 24 December 2003 | | |
| 53 | 31 December 2003 | Brother Bear | $157,162 | Real Women Have Curves (#7) |
|
